/** Represents mapping between note and parent note */
 class Branch {
-    constructor(treeCache, row) {
-        this.treeCache = treeCache;
+    constructor(froca, row) {
+        this.froca = froca;
         /** @param {string} primary key */
         this.branchId = row.branchId;
         /** @param {string} */
@@ -47,7 +47,7 @@ class Branch {
 
     /** @returns {NoteShort} */
     async getNote() {
-        return await this.treeCache.getNote(this.noteId);
+        return await this.froca.getNote(this.noteId);
     }
 
     /** @returns {boolean} true if it's top level, meaning its parent is root note */
diff --git a/docs/frontend_api/entities_attribute.js.html b/docs/frontend_api/entities_attribute.js.html
index c25dca612..59872f59b 100644
--- a/docs/frontend_api/entities_attribute.js.html
+++ b/docs/frontend_api/entities_attribute.js.html
@@ -29,8 +29,8 @@
             import promotedAttributeDefinitionParser from '../services/promoted_attribute_definition_parser.js';
 
 class Attribute {
-    constructor(treeCache, row) {
-        this.treeCache = treeCache;
+    constructor(froca, row) {
+        this.froca = froca;
 
         this.update(row);
     }
@@ -56,7 +56,7 @@ class Attribute {
 
     /** @returns {NoteShort} */
     getNote() {
-        return this.treeCache.notes[this.noteId];
+        return this.froca.notes[this.noteId];
     }
 
     get targetNoteId() { // alias
@@ -123,7 +123,7 @@ class Attribute {
 
     get dto() {
         const dto = Object.assign({}, this);
-        delete dto.treeCache;
+        delete dto.froca;
 
         return dto;
     }
diff --git a/docs/frontend_api/entities_branch.js.html b/docs/frontend_api/entities_branch.js.html
index 1e84430ea..129c2c2d6 100644
--- a/docs/frontend_api/entities_branch.js.html
+++ b/docs/frontend_api/entities_branch.js.html
@@ -28,8 +28,8 @@
         
             /** Represents mapping between note and parent note */
 class Branch {
-    constructor(treeCache, row) {
-        this.treeCache = treeCache;
+    constructor(froca, row) {
+        this.froca = froca;
 
         this.update(row);
     }
@@ -55,17 +55,17 @@ class Branch {
 
     /** @returns {NoteShort} */
     async getNote() {
-        return this.treeCache.getNote(this.noteId);
+        return this.froca.getNote(this.noteId);
     }
 
     /** @returns {NoteShort} */
     getNoteFromCache() {
-        return this.treeCache.getNoteFromCache(this.noteId);
+        return this.froca.getNoteFromCache(this.noteId);
     }
 
     /** @returns {NoteShort} */
     async getParentNote() {
-        return this.treeCache.getNote(this.parentNoteId);
+        return this.froca.getNote(this.parentNoteId);
     }
 
     /** @returns {boolean} true if it's top level, meaning its parent is root note */
diff --git a/docs/frontend_api/entities_note_full.js.html b/docs/frontend_api/entities_note_full.js.html
index b66927b7b..64503a4e4 100644
--- a/docs/frontend_api/entities_note_full.js.html
+++ b/docs/frontend_api/entities_note_full.js.html
@@ -32,8 +32,8 @@
  * Represents full note, specifically including note's content.
  */
 class NoteFull extends NoteShort {
-    constructor(treeCache, row, noteShort) {
-        super(treeCache, row, []);
+    constructor(froca, row, noteShort) {
+        super(froca, row, []);
 
         /** @param {string} */
         this.content = row.content;
diff --git a/docs/frontend_api/entities_note_short.js.html b/docs/frontend_api/entities_note_short.js.html
index 69f2d1dc9..0e70fda84 100644
--- a/docs/frontend_api/entities_note_short.js.html
+++ b/docs/frontend_api/entities_note_short.js.html
@@ -30,7 +30,7 @@
 import noteAttributeCache from "../services/note_attribute_cache.js";
 import ws from "../services/ws.js";
 import options from "../services/options.js";
-import treeCache from "../services/tree_cache.js";
+import froca from "../services/tree_cache.js";
 
 const LABEL = 'label';
 const RELATION = 'relation';
@@ -48,15 +48,15 @@ const NOTE_TYPE_ICONS = {
 /**
  * FIXME: since there's no "full note" anymore we can rename this to Note
  *
- * This note's representation is used in note tree and is kept in TreeCache.
+ * This note's representation is used in note tree and is kept in Froca.
  */
 class NoteShort {
     /**
-     * @param {TreeCache} treeCache
+     * @param {Froca} froca
      * @param {Object.<string, Object>} row
      */
-    constructor(treeCache, row) {
-        this.treeCache = treeCache;
+    constructor(froca, row) {
+        this.froca = froca;
 
         /** @type {string[]} */
         this.attributes = [];
@@ -121,7 +121,7 @@ class NoteShort {
         const branchIdPos = {};
 
         for (const branchId of Object.values(this.childToBranch)) {
-            branchIdPos[branchId] = this.treeCache.getBranch(branchId).notePosition;
+            branchIdPos[branchId] = this.froca.getBranch(branchId).notePosition;
         }
 
         this.children.sort((a, b) => branchIdPos[this.childToBranch[a]] < branchIdPos[this.childToBranch[b]] ? -1 : 1);
@@ -133,7 +133,7 @@ class NoteShort {
     }
 
     async getContent() {
-        // we're not caching content since these objects are in treeCache and as such pretty long lived
+        // we're not caching content since these objects are in froca and as such pretty long lived
         const note = await server.get("notes/" + this.noteId);
 
         return note.content;
@@ -161,7 +161,7 @@ class NoteShort {
     getBranches() {
         const branchIds = Object.values(this.parentToBranch);
 
-        return this.treeCache.getBranches(branchIds);
+        return this.froca.getBranches(branchIds);
     }
 
     /** @returns {boolean} */
@@ -174,7 +174,7 @@ class NoteShort {
         // don't use Object.values() to guarantee order
         const branchIds = this.children.map(childNoteId => this.childToBranch[childNoteId]);
 
-        return this.treeCache.getBranches(branchIds);
+        return this.froca.getBranches(branchIds);
     }
 
     /** @returns {string[]} */
@@ -184,7 +184,7 @@ class NoteShort {
 
     /** @returns {NoteShort[]} */
     getParentNotes() {
-        return this.treeCache.getNotesFromCache(this.parents);
+        return this.froca.getNotesFromCache(this.parents);
     }
 
     // will sort the parents so that non-search & non-archived are first and archived at the end
@@ -197,7 +197,7 @@ class NoteShort {
                 return 1;
             }
 
-            const aNote = this.treeCache.getNoteFromCache([aNoteId]);
+            const aNote = this.froca.getNoteFromCache([aNoteId]);
 
             if (aNote.hasLabel('archived')) {
                 return 1;
@@ -214,7 +214,7 @@ class NoteShort {
 
     /** @returns {Promise<NoteShort[]>} */
     async getChildNotes() {
-        return await this.treeCache.getNotes(this.children);
+        return await this.froca.getNotes(this.children);
     }
 
     /**
@@ -224,7 +224,7 @@ class NoteShort {
      */
     getOwnedAttributes(type, name) {
         const attrs = this.attributes
-            .map(attributeId => this.treeCache.attributes[attributeId])
+            .map(attributeId => this.froca.attributes[attributeId])
             .filter(Boolean); // filter out nulls;
 
         return this.__filterAttrs(attrs, type, name);
@@ -260,7 +260,7 @@ class NoteShort {
             }
 
             for (const templateAttr of attrArrs.flat().filter(attr => attr.type === 'relation' && attr.name === 'template')) {
-                const templateNote = this.treeCache.notes[templateAttr.value];
+                const templateNote = this.froca.notes[templateAttr.value];
 
                 if (templateNote && templateNote.noteId !== this.noteId) {
                     attrArrs.push(templateNote.__getCachedAttributes(newPath));
@@ -329,8 +329,8 @@ class NoteShort {
         const notePaths = this.getAllNotePaths().map(path => ({
             notePath: path,
             isInHoistedSubTree: path.includes(hoistedNotePath),
-            isArchived: path.find(noteId => treeCache.notes[noteId].hasLabel('archived')),
-            isSearch: path.find(noteId => treeCache.notes[noteId].type === 'search')
+            isArchived: path.find(noteId => froca.notes[noteId].hasLabel('archived')),
+            isSearch: path.find(noteId => froca.notes[noteId].type === 'search')
         }));
 
         notePaths.sort((a, b) => {
@@ -608,7 +608,7 @@ class NoteShort {
         const targets = [];
 
         for (const relation of relations) {
-            targets.push(await this.treeCache.getNote(relation.value));
+            targets.push(await this.froca.getNote(relation.value));
         }
 
         return targets;
@@ -620,7 +620,7 @@ class NoteShort {
     getTemplateNotes() {
         const relations = this.getRelations('template');
 
-        return relations.map(rel => this.treeCache.notes[rel.value]);
+        return relations.map(rel => this.froca.notes[rel.value]);
     }
 
     getPromotedDefinitionAttributes() {
@@ -681,7 +681,7 @@ class NoteShort {
      */
     getTargetRelations() {
         return this.targetRelations
-            .map(attributeId => this.treeCache.attributes[attributeId]);
+            .map(attributeId => this.froca.attributes[attributeId]);
     }
 
     /**
@@ -692,7 +692,7 @@ class NoteShort {
     async getTargetRelationSourceNotes() {
         const targetRelations = this.getTargetRelations();
 
-        return await this.treeCache.getNotes(targetRelations.map(tr => tr.noteId));
+        return await this.froca.getNotes(targetRelations.map(tr => tr.noteId));
     }
 
     /**
@@ -701,7 +701,7 @@ class NoteShort {
      * @return {Promise<NoteComplement>}
      */
     async getNoteComplement() {
-        return await this.treeCache.getNoteComplement(this.noteId);
+        return await this.froca.getNoteComplement(this.noteId);
     }
 
     get toString() {
@@ -710,7 +710,7 @@ class NoteShort {
 
     get dto() {
         const dto = Object.assign({}, this);
-        delete dto.treeCache;
+        delete dto.froca;
 
         return dto;
     }
diff --git a/docs/frontend_api/note_full.js.html b/docs/frontend_api/note_full.js.html
index 097e67fb6..c930a3e57 100644
--- a/docs/frontend_api/note_full.js.html
+++ b/docs/frontend_api/note_full.js.html
@@ -32,8 +32,8 @@
  * Represents full note, specifically including note's content.
  */
 class NoteFull extends NoteShort {
-    constructor(treeCache, row) {
-        super(treeCache, row);
+    constructor(froca, row) {
+        super(froca, row);
 
         /** @param {string} */
         this.content = row.content;
diff --git a/docs/frontend_api/note_short.js.html b/docs/frontend_api/note_short.js.html
index 222ba177d..63401a301 100644
--- a/docs/frontend_api/note_short.js.html
+++ b/docs/frontend_api/note_short.js.html
@@ -27,12 +27,12 @@
     
         
             /**
- * This note's representation is used in note tree and is kept in TreeCache.
+ * This note's representation is used in note tree and is kept in Froca.
  * Its notable omission is the note content.
  */
 class NoteShort {
-    constructor(treeCache, row) {
-        this.treeCache = treeCache;
+    constructor(froca, row) {
+        this.froca = froca;
         /** @param {string} */
         this.noteId = row.noteId;
         /** @param {string} */
@@ -55,48 +55,48 @@ class NoteShort {
 
     /** @returns {Promise<Array.<Branch>>} */
     async getBranches() {
-        const branchIds = this.treeCache.parents[this.noteId].map(
-            parentNoteId => this.treeCache.getBranchIdByChildParent(this.noteId, parentNoteId));
+        const branchIds = this.froca.parents[this.noteId].map(
+            parentNoteId => this.froca.getBranchIdByChildParent(this.noteId, parentNoteId));
 
-        return this.treeCache.getBranches(branchIds);
+        return this.froca.getBranches(branchIds);
     }
 
     /** @returns {boolean} */
     hasChildren() {
-        return this.treeCache.children[this.noteId]
-            && this.treeCache.children[this.noteId].length > 0;
+        return this.froca.children[this.noteId]
+            && this.froca.children[this.noteId].length > 0;
     }
 
     /** @returns {Promise<Array.<Branch>>} */
     async getChildBranches() {
-        if (!this.treeCache.children[this.noteId]) {
+        if (!this.froca.children[this.noteId]) {
             return [];
         }
 
-        const branchIds = this.treeCache.children[this.noteId].map(
-            childNoteId => this.treeCache.getBranchIdByChildParent(childNoteId, this.noteId));
+        const branchIds = this.froca.children[this.noteId].map(
+            childNoteId => this.froca.getBranchIdByChildParent(childNoteId, this.noteId));
 
-        return await this.treeCache.getBranches(branchIds);
+        return await this.froca.getBranches(branchIds);
     }
 
     /** @returns {Array.<string>} */
     getParentNoteIds() {
-        return this.treeCache.parents[this.noteId] || [];
+        return this.froca.parents[this.noteId] || [];
     }
 
     /** @returns {Promise<Array.<NoteShort>>} */
     async getParentNotes() {
-        return await this.treeCache.getNotes(this.getParentNoteIds());
+        return await this.froca.getNotes(this.getParentNoteIds());
     }
 
     /** @returns {Array.<string>} */
     getChildNoteIds() {
-        return this.treeCache.children[this.noteId] || [];
+        return this.froca.children[this.noteId] || [];
     }
 
     /** @returns {Promise<Array.<NoteShort>>} */
     async getChildNotes() {
-        return await this.treeCache.getNotes(this.getChildNoteIds());
+        return await this.froca.getNotes(this.getChildNoteIds());
     }
 
     get toString() {
@@ -105,7 +105,7 @@ class NoteShort {
 
     get dto() {
         const dto = Object.assign({}, this);
-        delete dto.treeCache;
+        delete dto.froca;
         delete dto.archived;
 
         return dto;
diff --git a/docs/frontend_api/services_frontend_script_api.js.html b/docs/frontend_api/services_frontend_script_api.js.html
index d16aeadcc..c93b483b9 100644
--- a/docs/frontend_api/services_frontend_script_api.js.html
+++ b/docs/frontend_api/services_frontend_script_api.js.html
@@ -30,7 +30,7 @@
 import utils from './utils.js';
 import toastService from './toast.js';
 import linkService from './link.js';
-import treeCache from './tree_cache.js';
+import froca from './tree_cache.js';
 import noteTooltipService from './note_tooltip.js';
 import protectedSessionService from './protected_session.js';
 import dateNotesService from './date_notes.js';
@@ -251,7 +251,7 @@ function FrontendScriptApi(startNote, currentNote, originEntity = null, $contain
      * @param {string} noteId
      * @return {Promise<NoteShort>}
      */
-    this.getNote = async noteId => await treeCache.getNote(noteId);
+    this.getNote = async noteId => await froca.getNote(noteId);
 
     /**
      * Returns list of notes. If note is missing from cache, it's loaded.
@@ -263,7 +263,7 @@ function FrontendScriptApi(startNote, currentNote, originEntity = null, $contain
      * @param {boolean} [silentNotFoundError] - don't report error if the note is not found
      * @return {Promise<NoteShort[]>}
      */
-    this.getNotes = async (noteIds, silentNotFoundError = false) => await treeCache.getNotes(noteIds, silentNotFoundError);
+    this.getNotes = async (noteIds, silentNotFoundError = false) => await froca.getNotes(noteIds, silentNotFoundError);
 
     /**
      * Update frontend tree (note) cache from the backend.
@@ -271,7 +271,7 @@ function FrontendScriptApi(startNote, currentNote, originEntity = null, $contain
      * @param {string[]} noteIds
      * @method
      */
-    this.reloadNotes = async noteIds => await treeCache.reloadNotes(noteIds);
+    this.reloadNotes = async noteIds => await froca.reloadNotes(noteIds);
 
     /**
      * Instance name identifies particular Trilium instance. It can be useful for scripts
diff --git a/src/entities/note.js b/src/entities/note.js
index ab1638a45..290d2e433 100644
--- a/src/entities/note.js
+++ b/src/entities/note.js
@@ -399,7 +399,7 @@ class Note extends Entity {
                 return false;
             }
 
-            // FIXME: this code is quite questionable, one problem is that other caches (TreeCache, NoteCache) have nothing like that
+            // FIXME: this code is quite questionable, one problem is that other caches (Froca, NoteCache) have nothing like that
             if (attr.isDefinition()) {
                 const firstDefinitionIndex = attributes.findIndex(el => el.type === attr.type && el.name === attr.name);
 
diff --git a/src/public/app/dialogs/branch_prefix.js b/src/public/app/dialogs/branch_prefix.js
index 2c2c0e2d3..6ce36ed3a 100644
--- a/src/public/app/dialogs/branch_prefix.js
+++ b/src/public/app/dialogs/branch_prefix.js
@@ -1,6 +1,6 @@
 import treeService from '../services/tree.js';
 import server from '../services/server.js';
-import treeCache from "../services/tree_cache.js";
+import froca from "../services/tree_cache.js";
 import toastService from "../services/toast.js";
 import utils from "../services/utils.js";
 
@@ -18,14 +18,14 @@ export async function showDialog(notePath) {
         return;
     }
 
-    branchId = await treeCache.getBranchId(parentNoteId, noteId);
-    const branch = treeCache.getBranch(branchId);
+    branchId = await froca.getBranchId(parentNoteId, noteId);
+    const branch = froca.getBranch(branchId);
 
     if (!branch || branch.noteId === 'root') {
         return;
     }
 
-    const parentNote = await treeCache.getNote(branch.parentNoteId);
+    const parentNote = await froca.getNote(branch.parentNoteId);
 
     if (parentNote.type === 'search') {
         return;
diff --git a/src/public/app/dialogs/clone_to.js b/src/public/app/dialogs/clone_to.js
index 6ac6af422..ee4c9a76f 100644
--- a/src/public/app/dialogs/clone_to.js
+++ b/src/public/app/dialogs/clone_to.js
@@ -2,7 +2,7 @@ import noteAutocompleteService from "../services/note_autocomplete.js";
 import utils from "../services/utils.js";
 import treeService from "../services/tree.js";
 import toastService from "../services/toast.js";
-import treeCache from "../services/tree_cache.js";
+import froca from "../services/tree_cache.js";
 import branchService from "../services/branches.js";
 
 const $dialog = $("#clone-to-dialog");
@@ -29,7 +29,7 @@ export async function showDialog(noteIds) {
     $noteList.empty();
 
     for (const noteId of clonedNoteIds) {
-        const note = await treeCache.getNote(noteId);
+        const note = await froca.getNote(noteId);
 
         $noteList.append($("").text(note.title));
     }
@@ -40,13 +40,13 @@ export async function showDialog(noteIds) {
 
 async function cloneNotesTo(notePath) {
     const {noteId, parentNoteId} = treeService.getNoteIdAndParentIdFromNotePath(notePath);
-    const targetBranchId = await treeCache.getBranchId(parentNoteId, noteId);
+    const targetBranchId = await froca.getBranchId(parentNoteId, noteId);
 
     for (const cloneNoteId of clonedNoteIds) {
         await branchService.cloneNoteTo(cloneNoteId, targetBranchId, $clonePrefix.val());
 
-        const clonedNote = await treeCache.getNote(cloneNoteId);
-        const targetNote = await treeCache.getBranch(targetBranchId).getNote();
+        const clonedNote = await froca.getNote(cloneNoteId);
+        const targetNote = await froca.getBranch(targetBranchId).getNote();
 
         toastService.showMessage(`Note "${clonedNote.title}" has been cloned into ${targetNote.title}`);
     }
diff --git a/src/public/app/dialogs/delete_notes.js b/src/public/app/dialogs/delete_notes.js
index 20d4013bc..e04390d12 100644
--- a/src/public/app/dialogs/delete_notes.js
+++ b/src/public/app/dialogs/delete_notes.js
@@ -1,5 +1,5 @@
 import server from "../services/server.js";
-import treeCache from "../services/tree_cache.js";
+import froca from "../services/tree_cache.js";
 import linkService from "../services/link.js";
 import utils from "../services/utils.js";
 
@@ -30,7 +30,7 @@ async function renderDeletePreview() {
     $deleteNotesListWrapper.toggle(response.noteIdsToBeDeleted.length > 0);
     $noNoteToDeleteWrapper.toggle(response.noteIdsToBeDeleted.length === 0);
 
-    for (const note of await treeCache.getNotes(response.noteIdsToBeDeleted)) {
+    for (const note of await froca.getNotes(response.noteIdsToBeDeleted)) {
         $deleteNotesList.append(
             $("").append(
                 await linkService.createNoteLink(note.noteId, {showNotePath: true})
@@ -43,7 +43,7 @@ async function renderDeletePreview() {
     $brokenRelationsListWrapper.toggle(response.brokenRelations.length > 0);
     $brokenRelationsCount.text(response.brokenRelations.length);
 
-    await treeCache.getNotes(response.brokenRelations.map(br => br.noteId));
+    await froca.getNotes(response.brokenRelations.map(br => br.noteId));
 
     for (const attr of response.brokenRelations) {
         $brokenRelationsList.append(
diff --git a/src/public/app/dialogs/export.js b/src/public/app/dialogs/export.js
index bd1892044..ba4f37984 100644
--- a/src/public/app/dialogs/export.js
+++ b/src/public/app/dialogs/export.js
@@ -2,7 +2,7 @@ import treeService from "../services/tree.js";
 import utils from "../services/utils.js";
 import ws from "../services/ws.js";
 import toastService from "../services/toast.js";
-import treeCache from "../services/tree_cache.js";
+import froca from "../services/tree_cache.js";
 import openService from "../services/open.js";
 
 const $dialog = $("#export-dialog");
@@ -42,7 +42,7 @@ export async function showDialog(notePath, defaultType) {
 
     const {noteId, parentNoteId} = treeService.getNoteIdAndParentIdFromNotePath(notePath);
 
-    branchId = await treeCache.getBranchId(parentNoteId, noteId);
+    branchId = await froca.getBranchId(parentNoteId, noteId);
 
     const noteTitle = await treeService.getNoteTitle(noteId);
 
diff --git a/src/public/app/dialogs/include_note.js b/src/public/app/dialogs/include_note.js
index 0bb6de912..549c2285e 100644
--- a/src/public/app/dialogs/include_note.js
+++ b/src/public/app/dialogs/include_note.js
@@ -1,7 +1,7 @@
 import treeService from '../services/tree.js';
 import noteAutocompleteService from '../services/note_autocomplete.js';
 import utils from "../services/utils.js";
-import treeCache from "../services/tree_cache.js";
+import froca from "../services/tree_cache.js";
 
 const $dialog = $("#include-note-dialog");
 const $form = $("#include-note-form");
@@ -26,7 +26,7 @@ export async function showDialog(widget) {
 
 async function includeNote(notePath) {
     const noteId = treeService.getNoteIdFromNotePath(notePath);
-    const note = await treeCache.getNote(noteId);
+    const note = await froca.getNote(noteId);
 
     const boxSize = $("input[name='include-note-box-size']:checked").val();
 
diff --git a/src/public/app/dialogs/move_to.js b/src/public/app/dialogs/move_to.js
index 9d5408818..f8265e051 100644
--- a/src/public/app/dialogs/move_to.js
+++ b/src/public/app/dialogs/move_to.js
@@ -1,7 +1,7 @@
 import noteAutocompleteService from "../services/note_autocomplete.js";
 import utils from "../services/utils.js";
 import toastService from "../services/toast.js";
-import treeCache from "../services/tree_cache.js";
+import froca from "../services/tree_cache.js";
 import branchService from "../services/branches.js";
 import treeService from "../services/tree.js";
 
@@ -22,8 +22,8 @@ export async function showDialog(branchIds) {
     $noteList.empty();
 
     for (const branchId of movedBranchIds) {
-        const branch = treeCache.getBranch(branchId);
-        const note = await treeCache.getNote(branch.noteId);
+        const branch = froca.getBranch(branchId);
+        const note = await froca.getNote(branch.noteId);
 
         $noteList.append($("").text(note.title));
     }
@@ -35,7 +35,7 @@ export async function showDialog(branchIds) {
 async function moveNotesTo(parentBranchId) {
     await branchService.moveToParentNote(movedBranchIds, parentBranchId);
 
-    const parentBranch = treeCache.getBranch(parentBranchId);
+    const parentBranch = froca.getBranch(parentBranchId);
     const parentNote = await parentBranch.getNote();
 
     toastService.showMessage(`Selected notes have been moved into ${parentNote.title}`);
@@ -48,7 +48,7 @@ $form.on('submit', () => {
         $dialog.modal('hide');
 
         const {noteId, parentNoteId} = treeService.getNoteIdAndParentIdFromNotePath(notePath);
-        treeCache.getBranchId(parentNoteId, noteId).then(branchId => moveNotesTo(branchId));
+        froca.getBranchId(parentNoteId, noteId).then(branchId => moveNotesTo(branchId));
     }
     else {
         logError("No path to move to.");
diff --git a/src/public/app/dialogs/recent_changes.js b/src/public/app/dialogs/recent_changes.js
index 6a71e1b41..d9e4fa4b5 100644
--- a/src/public/app/dialogs/recent_changes.js
+++ b/src/public/app/dialogs/recent_changes.js
@@ -2,7 +2,7 @@ import linkService from '../services/link.js';
 import utils from '../services/utils.js';
 import server from '../services/server.js';
 import treeService from "../services/tree.js";
-import treeCache from "../services/tree_cache.js";
+import froca from "../services/tree_cache.js";
 import appContext from "../services/app_context.js";
 import hoistedNoteService from "../services/hoisted_note.js";
 
@@ -19,7 +19,7 @@ export async function showDialog(ancestorNoteId) {
     const recentChangesRows = await server.get('recent-changes/' + ancestorNoteId);
 
     // preload all notes into cache
-    await treeCache.getNotes(recentChangesRows.map(r => r.noteId), true);
+    await froca.getNotes(recentChangesRows.map(r => r.noteId), true);
 
     $content.empty();
 
@@ -54,7 +54,7 @@ export async function showDialog(ancestorNoteId) {
 
                                 $dialog.modal('hide');
 
-                                await treeCache.reloadNotes([change.noteId]);
+                                await froca.reloadNotes([change.noteId]);
 
                                 appContext.tabManager.getActiveTabContext().setNote(change.noteId);
                             }
@@ -67,7 +67,7 @@ export async function showDialog(ancestorNoteId) {
                 }
             }
             else {
-                const note = await treeCache.getNote(change.noteId);
+                const note = await froca.getNote(change.noteId);
                 const notePath = treeService.getSomeNotePath(note);
 
                 if (notePath) {
diff --git a/src/public/app/entities/attribute.js b/src/public/app/entities/attribute.js
index ec826ecc3..e465062b3 100644
--- a/src/public/app/entities/attribute.js
+++ b/src/public/app/entities/attribute.js
@@ -1,8 +1,8 @@
 import promotedAttributeDefinitionParser from '../services/promoted_attribute_definition_parser.js';
 
 class Attribute {
-    constructor(treeCache, row) {
-        this.treeCache = treeCache;
+    constructor(froca, row) {
+        this.froca = froca;
 
         this.update(row);
     }
@@ -28,7 +28,7 @@ class Attribute {
 
     /** @returns {NoteShort} */
     getNote() {
-        return this.treeCache.notes[this.noteId];
+        return this.froca.notes[this.noteId];
     }
 
     get targetNoteId() { // alias
@@ -95,7 +95,7 @@ class Attribute {
 
     get dto() {
         const dto = Object.assign({}, this);
-        delete dto.treeCache;
+        delete dto.froca;
 
         return dto;
     }
diff --git a/src/public/app/entities/branch.js b/src/public/app/entities/branch.js
index 3171ecd0f..1b346c626 100644
--- a/src/public/app/entities/branch.js
+++ b/src/public/app/entities/branch.js
@@ -1,7 +1,7 @@
 /** Represents mapping between note and parent note */
 class Branch {
-    constructor(treeCache, row) {
-        this.treeCache = treeCache;
+    constructor(froca, row) {
+        this.froca = froca;
 
         this.update(row);
     }
@@ -27,17 +27,17 @@ class Branch {
 
     /** @returns {NoteShort} */
     async getNote() {
-        return this.treeCache.getNote(this.noteId);
+        return this.froca.getNote(this.noteId);
     }
 
     /** @returns {NoteShort} */
     getNoteFromCache() {
-        return this.treeCache.getNoteFromCache(this.noteId);
+        return this.froca.getNoteFromCache(this.noteId);
     }
 
     /** @returns {NoteShort} */
     async getParentNote() {
-        return this.treeCache.getNote(this.parentNoteId);
+        return this.froca.getNote(this.parentNoteId);
     }
 
     /** @returns {boolean} true if it's top level, meaning its parent is root note */
diff --git a/src/public/app/entities/note_short.js b/src/public/app/entities/note_short.js
index 884b1d98a..f0b4ee621 100644
--- a/src/public/app/entities/note_short.js
+++ b/src/public/app/entities/note_short.js
@@ -2,7 +2,7 @@ import server from '../services/server.js';
 import noteAttributeCache from "../services/note_attribute_cache.js";
 import ws from "../services/ws.js";
 import options from "../services/options.js";
-import treeCache from "../services/tree_cache.js";
+import froca from "../services/tree_cache.js";
 
 const LABEL = 'label';
 const RELATION = 'relation';
@@ -20,15 +20,15 @@ const NOTE_TYPE_ICONS = {
 /**
  * FIXME: since there's no "full note" anymore we can rename this to Note
  *
- * This note's representation is used in note tree and is kept in TreeCache.
+ * This note's representation is used in note tree and is kept in Froca.
  */
 class NoteShort {
     /**
-     * @param {TreeCache} treeCache
+     * @param {Froca} froca
      * @param {Object.} row
      */
-    constructor(treeCache, row) {
-        this.treeCache = treeCache;
+    constructor(froca, row) {
+        this.froca = froca;
 
         /** @type {string[]} */
         this.attributes = [];
@@ -93,7 +93,7 @@ class NoteShort {
         const branchIdPos = {};
 
         for (const branchId of Object.values(this.childToBranch)) {
-            branchIdPos[branchId] = this.treeCache.getBranch(branchId).notePosition;
+            branchIdPos[branchId] = this.froca.getBranch(branchId).notePosition;
         }
 
         this.children.sort((a, b) => branchIdPos[this.childToBranch[a]] < branchIdPos[this.childToBranch[b]] ? -1 : 1);
@@ -105,7 +105,7 @@ class NoteShort {
     }
 
     async getContent() {
-        // we're not caching content since these objects are in treeCache and as such pretty long lived
+        // we're not caching content since these objects are in froca and as such pretty long lived
         const note = await server.get("notes/" + this.noteId);
 
         return note.content;
@@ -133,7 +133,7 @@ class NoteShort {
     getBranches() {
         const branchIds = Object.values(this.parentToBranch);
 
-        return this.treeCache.getBranches(branchIds);
+        return this.froca.getBranches(branchIds);
     }
 
     /** @returns {boolean} */
@@ -146,7 +146,7 @@ class NoteShort {
         // don't use Object.values() to guarantee order
         const branchIds = this.children.map(childNoteId => this.childToBranch[childNoteId]);
 
-        return this.treeCache.getBranches(branchIds);
+        return this.froca.getBranches(branchIds);
     }
 
     /** @returns {string[]} */
@@ -156,7 +156,7 @@ class NoteShort {
 
     /** @returns {NoteShort[]} */
     getParentNotes() {
-        return this.treeCache.getNotesFromCache(this.parents);
+        return this.froca.getNotesFromCache(this.parents);
     }
 
     // will sort the parents so that non-search & non-archived are first and archived at the end
@@ -169,7 +169,7 @@ class NoteShort {
                 return 1;
             }
 
-            const aNote = this.treeCache.getNoteFromCache([aNoteId]);
+            const aNote = this.froca.getNoteFromCache([aNoteId]);
 
             if (aNote.hasLabel('archived')) {
                 return 1;
@@ -186,7 +186,7 @@ class NoteShort {
 
     /** @returns {Promise} */
     async getChildNotes() {
-        return await this.treeCache.getNotes(this.children);
+        return await this.froca.getNotes(this.children);
     }
 
     /**
@@ -196,7 +196,7 @@ class NoteShort {
      */
     getOwnedAttributes(type, name) {
         const attrs = this.attributes
-            .map(attributeId => this.treeCache.attributes[attributeId])
+            .map(attributeId => this.froca.attributes[attributeId])
             .filter(Boolean); // filter out nulls;
 
         return this.__filterAttrs(attrs, type, name);
@@ -224,7 +224,7 @@ class NoteShort {
 
             if (this.noteId !== 'root') {
                 for (const parentNote of this.getParentNotes()) {
-                    // these virtual parent-child relationships are also loaded into frontend tree cache
+                    // these virtual parent-child relationships are also loaded into froca
                     if (parentNote.type !== 'search') {
                         attrArrs.push(parentNote.__getInheritableAttributes(newPath));
                     }
@@ -232,7 +232,7 @@ class NoteShort {
             }
 
             for (const templateAttr of attrArrs.flat().filter(attr => attr.type === 'relation' && attr.name === 'template')) {
-                const templateNote = this.treeCache.notes[templateAttr.value];
+                const templateNote = this.froca.notes[templateAttr.value];
 
                 if (templateNote && templateNote.noteId !== this.noteId) {
                     attrArrs.push(templateNote.__getCachedAttributes(newPath));
@@ -301,8 +301,8 @@ class NoteShort {
         const notePaths = this.getAllNotePaths().map(path => ({
             notePath: path,
             isInHoistedSubTree: path.includes(hoistedNotePath),
-            isArchived: path.find(noteId => treeCache.notes[noteId].hasLabel('archived')),
-            isSearch: path.find(noteId => treeCache.notes[noteId].type === 'search')
+            isArchived: path.find(noteId => froca.notes[noteId].hasLabel('archived')),
+            isSearch: path.find(noteId => froca.notes[noteId].type === 'search')
         }));
 
         notePaths.sort((a, b) => {
@@ -580,7 +580,7 @@ class NoteShort {
         const targets = [];
 
         for (const relation of relations) {
-            targets.push(await this.treeCache.getNote(relation.value));
+            targets.push(await this.froca.getNote(relation.value));
         }
 
         return targets;
@@ -592,7 +592,7 @@ class NoteShort {
     getTemplateNotes() {
         const relations = this.getRelations('template');
 
-        return relations.map(rel => this.treeCache.notes[rel.value]);
+        return relations.map(rel => this.froca.notes[rel.value]);
     }
 
     getPromotedDefinitionAttributes() {
@@ -653,7 +653,7 @@ class NoteShort {
      */
     getTargetRelations() {
         return this.targetRelations
-            .map(attributeId => this.treeCache.attributes[attributeId]);
+            .map(attributeId => this.froca.attributes[attributeId]);
     }
 
     /**
@@ -664,7 +664,7 @@ class NoteShort {
     async getTargetRelationSourceNotes() {
         const targetRelations = this.getTargetRelations();
 
-        return await this.treeCache.getNotes(targetRelations.map(tr => tr.noteId));
+        return await this.froca.getNotes(targetRelations.map(tr => tr.noteId));
     }
 
     /**
@@ -673,7 +673,7 @@ class NoteShort {
      * @return {Promise}
      */
     async getNoteComplement() {
-        return await this.treeCache.getNoteComplement(this.noteId);
+        return await this.froca.getNoteComplement(this.noteId);
     }
 
     get toString() {
@@ -682,7 +682,7 @@ class NoteShort {
 
     get dto() {
         const dto = Object.assign({}, this);
-        delete dto.treeCache;
+        delete dto.froca;
 
         return dto;
     }
diff --git a/src/public/app/services/app_context.js b/src/public/app/services/app_context.js
index 72050fd07..09ee073cf 100644
--- a/src/public/app/services/app_context.js
+++ b/src/public/app/services/app_context.js
@@ -1,4 +1,4 @@
-import treeCache from "./tree_cache.js";
+import froca from "./tree_cache.js";
 import bundleService from "./bundle.js";
 import DialogCommandExecutor from "./dialog_command_executor.js";
 import Entrypoints from "./entrypoints.js";
@@ -28,7 +28,7 @@ class AppContext extends Component {
     }
 
     async start() {
-        await Promise.all([treeCache.initializedPromise, options.initializedPromise]);
+        await Promise.all([froca.initializedPromise, options.initializedPromise]);
 
         this.showWidgets();
 
diff --git a/src/public/app/services/attribute_renderer.js b/src/public/app/services/attribute_renderer.js
index 08120e754..66a280967 100644
--- a/src/public/app/services/attribute_renderer.js
+++ b/src/public/app/services/attribute_renderer.js
@@ -1,5 +1,5 @@
 import ws from "./ws.js";
-import treeCache from "./tree_cache.js";
+import froca from "./tree_cache.js";
 
 async function renderAttribute(attribute, renderIsInheritable) {
     const isInheritable = renderIsInheritable && attribute.isInheritable ? `(inheritable)` : '';
@@ -48,7 +48,7 @@ function formatValue(val) {
 }
 
 async function createNoteLink(noteId) {
-    const note = await treeCache.getNote(noteId);
+    const note = await froca.getNote(noteId);
 
     if (!note) {
         return;
diff --git a/src/public/app/services/branches.js b/src/public/app/services/branches.js
index 8c7c482d0..0239709e3 100644
--- a/src/public/app/services/branches.js
+++ b/src/public/app/services/branches.js
@@ -1,7 +1,7 @@
 import utils from './utils.js';
 import server from './server.js';
 import toastService from "./toast.js";
-import treeCache from "./tree_cache.js";
+import froca from "./tree_cache.js";
 import hoistedNoteService from "./hoisted_note.js";
 import ws from "./ws.js";
 
@@ -28,7 +28,7 @@ async function moveAfterBranch(branchIdsToMove, afterBranchId) {
     branchIdsToMove = filterRootNote(branchIdsToMove);
     branchIdsToMove = filterSearchBranches(branchIdsToMove);
 
-    const afterNote = await treeCache.getBranch(afterBranchId).getNote();
+    const afterNote = await froca.getBranch(afterBranchId).getNote();
 
     if (afterNote.noteId === 'root' || afterNote.noteId === hoistedNoteService.getHoistedNoteId()) {
         alert('Cannot move notes after root note.');
@@ -51,7 +51,7 @@ async function moveToParentNote(branchIdsToMove, newParentBranchId) {
     branchIdsToMove = filterRootNote(branchIdsToMove);
 
     for (const branchIdToMove of branchIdsToMove) {
-        const branchToMove = treeCache.getBranch(branchIdToMove);
+        const branchToMove = froca.getBranch(branchIdToMove);
 
         if (branchToMove.noteId === hoistedNoteService.getHoistedNoteId()
             || (await branchToMove.getParentNote()).type === 'search') {
@@ -91,7 +91,7 @@ async function deleteNotes(branchIdsToDelete) {
         const last = counter === branchIdsToDelete.length;
         const query = `?taskId=${taskId}&last=${last ? 'true' : 'false'}`;
 
-        const branch = treeCache.getBranch(branchIdToDelete);
+        const branch = froca.getBranch(branchIdToDelete);
 
         if (deleteAllClones) {
             await server.remove(`notes/${branch.noteId}` + query);
@@ -132,7 +132,7 @@ function filterRootNote(branchIds) {
     const hoistedNoteId = hoistedNoteService.getHoistedNoteId();
 
     return branchIds.filter(branchId => {
-       const branch = treeCache.getBranch(branchId);
+       const branch = froca.getBranch(branchId);
 
         return branch.noteId !== 'root'
             && branch.noteId !== hoistedNoteId;
diff --git a/src/public/app/services/bundle.js b/src/public/app/services/bundle.js
index 24e294b1c..def06559f 100644
--- a/src/public/app/services/bundle.js
+++ b/src/public/app/services/bundle.js
@@ -1,7 +1,7 @@
 import ScriptContext from "./script_context.js";
 import server from "./server.js";
 import toastService from "./toast.js";
-import treeCache from "./tree_cache.js";
+import froca from "./tree_cache.js";
 import utils from "./utils.js";
 
 async function getAndExecuteBundle(noteId, originEntity = null) {
@@ -19,7 +19,7 @@ async function executeBundle(bundle, originEntity, $container) {
         }.call(apiContext));
     }
     catch (e) {
-        const note = await treeCache.getNote(bundle.noteId);
+        const note = await froca.getNote(bundle.noteId);
 
         toastService.showAndLogError(`Execution of JS note "${note.title}" with ID ${bundle.noteId} failed with error: ${e.message}`);
     }
diff --git a/src/public/app/services/clipboard.js b/src/public/app/services/clipboard.js
index 56c45ebea..654b14a23 100644
--- a/src/public/app/services/clipboard.js
+++ b/src/public/app/services/clipboard.js
@@ -1,7 +1,7 @@
 import branchService from "./branches.js";
 import toastService from "./toast.js";
 import hoistedNoteService from "./hoisted_note.js";
-import treeCache from "./tree_cache.js";
+import froca from "./tree_cache.js";
 
 let clipboardBranchIds = [];
 let clipboardMode = null;
@@ -18,7 +18,7 @@ async function pasteAfter(afterBranchId) {
         clipboardMode = null;
     }
     else if (clipboardMode === 'copy') {
-        const clipboardBranches = clipboardBranchIds.map(branchId => treeCache.getBranch(branchId));
+        const clipboardBranches = clipboardBranchIds.map(branchId => froca.getBranch(branchId));
 
         for (const clipboardBranch of clipboardBranches) {
             const clipboardNote = await clipboardBranch.getNote();
@@ -45,7 +45,7 @@ async function pasteInto(parentBranchId) {
         clipboardMode = null;
     }
     else if (clipboardMode === 'copy') {
-        const clipboardBranches = clipboardBranchIds.map(branchId => treeCache.getBranch(branchId));
+        const clipboardBranches = clipboardBranchIds.map(branchId => froca.getBranch(branchId));
 
         for (const clipboardBranch of clipboardBranches) {
             const clipboardNote = await clipboardBranch.getNote();
@@ -78,7 +78,7 @@ function cut(branchIds) {
 }
 
 function isClipboardEmpty() {
-    clipboardBranchIds = clipboardBranchIds.filter(branchId => !!treeCache.getBranch(branchId));
+    clipboardBranchIds = clipboardBranchIds.filter(branchId => !!froca.getBranch(branchId));
 
     return clipboardBranchIds.length === 0;
 }
diff --git a/src/public/app/services/date_notes.js b/src/public/app/services/date_notes.js
index e7906c5b0..77c1647c6 100644
--- a/src/public/app/services/date_notes.js
+++ b/src/public/app/services/date_notes.js
@@ -1,4 +1,4 @@
-import treeCache from "./tree_cache.js";
+import froca from "./tree_cache.js";
 import server from "./server.js";
 import ws from "./ws.js";
 
@@ -6,7 +6,7 @@ import ws from "./ws.js";
 async function getInboxNote() {
     const note = await server.get('date-notes/inbox/' + dayjs().format("YYYY-MM-DD"), "date-note");
 
-    return await treeCache.getNote(note.noteId);
+    return await froca.getNote(note.noteId);
 }
 
 /** @return {NoteShort} */
@@ -20,7 +20,7 @@ async function getDateNote(date) {
 
     await ws.waitForMaxKnownEntityChangeId();
 
-    return await treeCache.getNote(note.noteId);
+    return await froca.getNote(note.noteId);
 }
 
 /** @return {NoteShort} */
@@ -29,7 +29,7 @@ async function getMonthNote(month) {
 
     await ws.waitForMaxKnownEntityChangeId();
 
-    return await treeCache.getNote(note.noteId);
+    return await froca.getNote(note.noteId);
 }
 
 /** @return {NoteShort} */
@@ -38,7 +38,7 @@ async function getYearNote(year) {
 
     await ws.waitForMaxKnownEntityChangeId();
 
-    return await treeCache.getNote(note.noteId);
+    return await froca.getNote(note.noteId);
 }
 
 /** @return {NoteShort} */
@@ -47,7 +47,7 @@ async function createSqlConsole() {
 
     await ws.waitForMaxKnownEntityChangeId();
 
-    return await treeCache.getNote(note.noteId);
+    return await froca.getNote(note.noteId);
 }
 
 /** @return {NoteShort} */
@@ -56,7 +56,7 @@ async function createSearchNote(opts = {}) {
 
     await ws.waitForMaxKnownEntityChangeId();
 
-    return await treeCache.getNote(note.noteId);
+    return await froca.getNote(note.noteId);
 }
 
 export default {
diff --git a/src/public/app/services/frontend_script_api.js b/src/public/app/services/frontend_script_api.js
index 935c6b819..f8420b28d 100644
--- a/src/public/app/services/frontend_script_api.js
+++ b/src/public/app/services/frontend_script_api.js
@@ -2,7 +2,7 @@ import server from './server.js';
 import utils from './utils.js';
 import toastService from './toast.js';
 import linkService from './link.js';
-import treeCache from './tree_cache.js';
+import froca from './tree_cache.js';
 import noteTooltipService from './note_tooltip.js';
 import protectedSessionService from './protected_session.js';
 import dateNotesService from './date_notes.js';
@@ -223,7 +223,7 @@ function FrontendScriptApi(startNote, currentNote, originEntity = null, $contain
      * @param {string} noteId
      * @return {Promise}
      */
-    this.getNote = async noteId => await treeCache.getNote(noteId);
+    this.getNote = async noteId => await froca.getNote(noteId);
 
     /**
      * Returns list of notes. If note is missing from cache, it's loaded.
@@ -235,7 +235,7 @@ function FrontendScriptApi(startNote, currentNote, originEntity = null, $contain
      * @param {boolean} [silentNotFoundError] - don't report error if the note is not found
      * @return {Promise}
      */
-    this.getNotes = async (noteIds, silentNotFoundError = false) => await treeCache.getNotes(noteIds, silentNotFoundError);
+    this.getNotes = async (noteIds, silentNotFoundError = false) => await froca.getNotes(noteIds, silentNotFoundError);
 
     /**
      * Update frontend tree (note) cache from the backend.
@@ -243,7 +243,7 @@ function FrontendScriptApi(startNote, currentNote, originEntity = null, $contain
      * @param {string[]} noteIds
      * @method
      */
-    this.reloadNotes = async noteIds => await treeCache.reloadNotes(noteIds);
+    this.reloadNotes = async noteIds => await froca.reloadNotes(noteIds);
 
     /**
      * Instance name identifies particular Trilium instance. It can be useful for scripts
diff --git a/src/public/app/services/glob.js b/src/public/app/services/glob.js
index 50bfbd75f..dcb1158e6 100644
--- a/src/public/app/services/glob.js
+++ b/src/public/app/services/glob.js
@@ -4,7 +4,7 @@ import server from "./server.js";
 import libraryLoader from "./library_loader.js";
 import ws from "./ws.js";
 import protectedSessionHolder from "./protected_session_holder.js";
-import treeCache from "./tree_cache.js";
+import froca from "./tree_cache.js";
 
 function setupGlobs() {
     window.glob.PROFILING_LOG = false;
@@ -20,7 +20,7 @@ function setupGlobs() {
     window.glob.requireLibrary = libraryLoader.requireLibrary;
     window.glob.ESLINT = libraryLoader.ESLINT;
     window.glob.appContext = appContext; // for debugging
-    window.glob.treeCache = treeCache;
+    window.glob.froca = froca;
 
     // for CKEditor integration (button on block toolbar)
     window.glob.importMarkdownInline = async () => {
diff --git a/src/public/app/services/link.js b/src/public/app/services/link.js
index 0b759ca91..318fb1620 100644
--- a/src/public/app/services/link.js
+++ b/src/public/app/services/link.js
@@ -1,7 +1,7 @@
 import treeService from './tree.js';
 import contextMenu from "./context_menu.js";
 import appContext from "./app_context.js";
-import treeCache from "./tree_cache.js";
+import froca from "./tree_cache.js";
 import utils from "./utils.js";
 
 function getNotePathFromUrl(url) {
@@ -138,7 +138,7 @@ function linkContextMenu(e) {
 }
 
 async function loadReferenceLinkTitle(noteId, $el) {
-    const note = await treeCache.getNote(noteId, true);
+    const note = await froca.getNote(noteId, true);
 
     let title;
 
diff --git a/src/public/app/services/link_map.js b/src/public/app/services/link_map.js
index ec696cc15..2d233f39a 100644
--- a/src/public/app/services/link_map.js
+++ b/src/public/app/services/link_map.js
@@ -1,6 +1,6 @@
 import libraryLoader from "./library_loader.js";
 import server from "./server.js";
-import treeCache from "./tree_cache.js";
+import froca from "./tree_cache.js";
 import linkService from "./link.js";
 
 const linkOverlays = [
@@ -63,14 +63,14 @@ export default class LinkMap {
             noteIds.add(this.note.noteId);
         }
 
-        await treeCache.getNotes(Array.from(noteIds));
+        await froca.getNotes(Array.from(noteIds));
 
         // pre-fetch the link titles, it's important to have hte construction afterwards synchronous
         // since jsPlumb caculates width of the element
         const $linkTitles = {};
 
         for (const noteId of noteIds) {
-            const note = await treeCache.getNote(noteId);
+            const note = await froca.getNote(noteId);
 
             $linkTitles[noteId] = await linkService.createNoteLink(noteId, {title: note.title});
 
@@ -85,7 +85,7 @@ export default class LinkMap {
         }
 
         // preload all notes
-        const notes = await treeCache.getNotes(Array.from(noteIds), true);
+        const notes = await froca.getNotes(Array.from(noteIds), true);
 
         const graph = new Springy.Graph();
         graph.addNodes(...noteIds);
diff --git a/src/public/app/services/load_results.js b/src/public/app/services/load_results.js
index a75cae9ff..16d5f508e 100644
--- a/src/public/app/services/load_results.js
+++ b/src/public/app/services/load_results.js
@@ -1,6 +1,6 @@
 export default class LoadResults {
-    constructor(treeCache) {
-        this.treeCache = treeCache;
+    constructor(froca) {
+        this.froca = froca;
 
         this.noteIdToSourceId = {};
         this.sourceIdToNoteIds = {};
@@ -38,7 +38,7 @@ export default class LoadResults {
 
     getBranches() {
         return this.branches
-            .map(row => this.treeCache.branches[row.branchId])
+            .map(row => this.froca.branches[row.branchId])
             .filter(branch => !!branch);
     }
 
@@ -58,7 +58,7 @@ export default class LoadResults {
     getAttributes(sourceId = 'none') {
         return this.attributes
             .filter(row => row.sourceId !== sourceId)
-            .map(row => this.treeCache.attributes[row.attributeId])
+            .map(row => this.froca.attributes[row.attributeId])
             .filter(attr => !!attr);
     }
 
diff --git a/src/public/app/services/note_autocomplete.js b/src/public/app/services/note_autocomplete.js
index 2de6c0276..be3b6ed9f 100644
--- a/src/public/app/services/note_autocomplete.js
+++ b/src/public/app/services/note_autocomplete.js
@@ -3,7 +3,7 @@ import appContext from "./app_context.js";
 import utils from './utils.js';
 import noteCreateService from './note_create.js';
 import treeService from './tree.js';
-import treeCache from "./tree_cache.js";
+import froca from "./tree_cache.js";
 
 // this key needs to have this value so it's hit by the tooltip
 const SELECTED_NOTE_PATH_KEY = "data-note-path";
@@ -252,7 +252,7 @@ function init() {
     }
 
     $.fn.setNote = async function (noteId) {
-        const note = noteId ? await treeCache.getNote(noteId, true) : null;
+        const note = noteId ? await froca.getNote(noteId, true) : null;
 
         $(this)
             .val(note ? note.title : "")
diff --git a/src/public/app/services/note_content_renderer.js b/src/public/app/services/note_content_renderer.js
index e10f6c2e5..0b68113c0 100644
--- a/src/public/app/services/note_content_renderer.js
+++ b/src/public/app/services/note_content_renderer.js
@@ -4,7 +4,7 @@ import protectedSessionService from "./protected_session.js";
 import protectedSessionHolder from "./protected_session_holder.js";
 import libraryLoader from "./library_loader.js";
 import openService from "./open.js";
-import treeCache from "./tree_cache.js";
+import froca from "./tree_cache.js";
 
 async function getRenderedContent(note, options = {}) {
     options = Object.assign({
@@ -17,7 +17,7 @@ async function getRenderedContent(note, options = {}) {
     const $renderedContent = $('');
 
     if (type === 'text') {
-        const noteComplement = await treeCache.getNoteComplement(note.noteId);
+        const noteComplement = await froca.getNoteComplement(note.noteId);
 
         $renderedContent.append($('
').html(trim(noteComplement.content, options.trim)));
 
diff --git a/src/public/app/services/note_create.js b/src/public/app/services/note_create.js
index cc7aa4380..edf850d92 100644
--- a/src/public/app/services/note_create.js
+++ b/src/public/app/services/note_create.js
@@ -3,7 +3,7 @@ import utils from "./utils.js";
 import protectedSessionHolder from "./protected_session_holder.js";
 import server from "./server.js";
 import ws from "./ws.js";
-import treeCache from "./tree_cache.js";
+import froca from "./tree_cache.js";
 import treeService from "./tree.js";
 import toastService from "./toast.js";
 
@@ -59,8 +59,8 @@ async function createNote(parentNotePath, options = {}) {
         }
     }
 
-    const noteEntity = await treeCache.getNote(note.noteId);
-    const branchEntity = treeCache.getBranch(branch.branchId);
+    const noteEntity = await froca.getNote(note.noteId);
+    const branchEntity = froca.getBranch(branch.branchId);
 
     return {
         note: noteEntity,
@@ -93,7 +93,7 @@ async function duplicateSubtree(noteId, parentNotePath) {
     const activeTabContext = appContext.tabManager.getActiveTabContext();
     activeTabContext.setNote(`${parentNotePath}/${note.noteId}`);
 
-    const origNote = await treeCache.getNote(noteId);
+    const origNote = await froca.getNote(noteId);
     toastService.showMessage(`Note "${origNote.title}" has been duplicated`);
 }
 
diff --git a/src/public/app/services/note_list_renderer.js b/src/public/app/services/note_list_renderer.js
index 10c0b8fc6..abd9919e7 100644
--- a/src/public/app/services/note_list_renderer.js
+++ b/src/public/app/services/note_list_renderer.js
@@ -1,6 +1,6 @@
 import linkService from "./link.js";
 import noteContentRenderer from "./note_content_renderer.js";
-import treeCache from "./tree_cache.js";
+import froca from "./tree_cache.js";
 import attributeService from "./attributes.js";
 import attributeRenderer from "./attribute_renderer.js";
 
@@ -268,7 +268,7 @@ class NoteListRenderer {
         const endIdx = startIdx + this.pageSize;
 
         const pageNoteIds = this.noteIds.slice(startIdx, Math.min(endIdx, this.noteIds.length));
-        const pageNotes = await treeCache.getNotes(pageNoteIds);
+        const pageNotes = await froca.getNotes(pageNoteIds);
 
         for (const note of pageNotes) {
             const $card = await this.renderNote(note, this.parentNote.hasLabel('expanded'));
diff --git a/src/public/app/services/note_tooltip.js b/src/public/app/services/note_tooltip.js
index f8451c987..dd009e7fb 100644
--- a/src/public/app/services/note_tooltip.js
+++ b/src/public/app/services/note_tooltip.js
@@ -1,6 +1,6 @@
 import treeService from "./tree.js";
 import linkService from "./link.js";
-import treeCache from "./tree_cache.js";
+import froca from "./tree_cache.js";
 import utils from "./utils.js";
 import attributeRenderer from "./attribute_renderer.js";
 import noteContentRenderer from "./note_content_renderer.js";
@@ -44,7 +44,7 @@ async function mouseEnterHandler() {
 
     const noteId = treeService.getNoteIdFromNotePath(notePath);
 
-    const note = await treeCache.getNote(noteId);
+    const note = await froca.getNote(noteId);
     const content = await renderTooltip(note);
 
     if (utils.isHtmlEmpty(content)) {
diff --git a/src/public/app/services/protected_session.js b/src/public/app/services/protected_session.js
index 46b83b5a3..d62511681 100644
--- a/src/public/app/services/protected_session.js
+++ b/src/public/app/services/protected_session.js
@@ -4,7 +4,7 @@ import protectedSessionHolder from './protected_session_holder.js';
 import toastService from "./toast.js";
 import ws from "./ws.js";
 import appContext from "./app_context.js";
-import treeCache from "./tree_cache.js";
+import froca from "./tree_cache.js";
 
 let protectedSessionDeferred = null;
 
@@ -32,12 +32,12 @@ function enterProtectedSession() {
 }
 
 async function reloadData() {
-    const allNoteIds = Object.keys(treeCache.notes);
+    const allNoteIds = Object.keys(froca.notes);
 
-    await treeCache.loadInitialTree();
+    await froca.loadInitialTree();
 
     // make sure that all notes used in the application are loaded, including the ones not shown in the tree
-    await treeCache.reloadNotes(allNoteIds, true);
+    await froca.reloadNotes(allNoteIds, true);
 }
 
 async function setupProtectedSession(password) {
@@ -53,7 +53,7 @@ async function setupProtectedSession(password) {
 
     await reloadData();
 
-    await appContext.triggerEvent('treeCacheReloaded');
+    await appContext.triggerEvent('frocaReloaded');
 
     appContext.triggerEvent('protectedSessionStarted');
 
diff --git a/src/public/app/services/script_context.js b/src/public/app/services/script_context.js
index fdd23c358..005224afc 100644
--- a/src/public/app/services/script_context.js
+++ b/src/public/app/services/script_context.js
@@ -1,14 +1,14 @@
 import FrontendScriptApi from './frontend_script_api.js';
 import utils from './utils.js';
-import treeCache from './tree_cache.js';
+import froca from './tree_cache.js';
 
 async function ScriptContext(startNoteId, allNoteIds, originEntity = null, $container = null) {
     const modules = {};
 
-    await treeCache.initializedPromise;
+    await froca.initializedPromise;
 
-    const startNote = await treeCache.getNote(startNoteId);
-    const allNotes = await treeCache.getNotes(allNoteIds);
+    const startNote = await froca.getNote(startNoteId);
+    const allNotes = await froca.getNotes(allNoteIds);
 
     return {
         modules: modules,
diff --git a/src/public/app/services/search.js b/src/public/app/services/search.js
index c031a00aa..7910e271c 100644
--- a/src/public/app/services/search.js
+++ b/src/public/app/services/search.js
@@ -1,5 +1,5 @@
 import server from "./server.js";
-import treeCache from "./tree_cache.js";
+import froca from "./tree_cache.js";
 
 async function searchForNoteIds(searchString) {
     return await server.get('search/' + encodeURIComponent(searchString));
@@ -8,7 +8,7 @@ async function searchForNoteIds(searchString) {
 async function searchForNotes(searchString) {
     const noteIds = await searchForNoteIds(searchString);
 
-    return await treeCache.getNotes(noteIds);
+    return await froca.getNotes(noteIds);
 }
 
 export default {
diff --git a/src/public/app/services/tab_context.js b/src/public/app/services/tab_context.js
index 5d5c70f60..ff7c440c2 100644
--- a/src/public/app/services/tab_context.js
+++ b/src/public/app/services/tab_context.js
@@ -4,7 +4,7 @@ import utils from "./utils.js";
 import appContext from "./app_context.js";
 import treeService from "./tree.js";
 import Component from "../widgets/component.js";
-import treeCache from "./tree_cache.js";
+import froca from "./tree_cache.js";
 import hoistedNoteService from "./hoisted_note.js";
 
 class TabContext extends Component {
@@ -74,7 +74,7 @@ class TabContext extends Component {
     async getResolvedNotePath(inputNotePath) {
         const noteId = treeService.getNoteIdFromNotePath(inputNotePath);
 
-        if ((await treeCache.getNote(noteId)).isDeleted) {
+        if ((await froca.getNote(noteId)).isDeleted) {
             // no point in trying to resolve canonical notePath
             return inputNotePath;
         }
@@ -95,18 +95,18 @@ class TabContext extends Component {
         }
 
         // if user choise to unhoist, cache was reloaded, but might not contain this note (since it's on unexpanded path)
-        await treeCache.getNote(noteId);
+        await froca.getNote(noteId);
 
         return resolvedNotePath;
     }
 
     /** @property {NoteShort} */
     get note() {
-        if (this.noteId && !(this.noteId in treeCache.notes)) {
+        if (this.noteId && !(this.noteId in froca.notes)) {
             logError(`Cannot find tabContext's note id='${this.noteId}'`);
         }
 
-        return treeCache.notes[this.noteId];
+        return froca.notes[this.noteId];
     }
 
     /** @property {string[]} */
@@ -120,7 +120,7 @@ class TabContext extends Component {
             return null;
         }
 
-        return await treeCache.getNoteComplement(this.noteId);
+        return await froca.getNoteComplement(this.noteId);
     }
 
     isActive() {
@@ -159,7 +159,7 @@ class TabContext extends Component {
 
     async entitiesReloadedEvent({loadResults}) {
         if (loadResults.isNoteReloaded(this.noteId)) {
-            const note = await treeCache.getNote(this.noteId);
+            const note = await froca.getNote(this.noteId);
 
             if (note.isDeleted) {
                 this.noteId = null;
diff --git a/src/public/app/services/tab_manager.js b/src/public/app/services/tab_manager.js
index 238694857..9ecbed53f 100644
--- a/src/public/app/services/tab_manager.js
+++ b/src/public/app/services/tab_manager.js
@@ -2,7 +2,7 @@ import Component from "../widgets/component.js";
 import SpacedUpdate from "./spaced_update.js";
 import server from "./server.js";
 import options from "./options.js";
-import treeCache from "./tree_cache.js";
+import froca from "./tree_cache.js";
 import treeService from "./tree.js";
 import utils from "./utils.js";
 import TabContext from "./tab_context.js";
@@ -47,7 +47,7 @@ export default class TabManager extends Component {
             const notePath = window.location.hash.substr(1);
             const noteId = treeService.getNoteIdFromNotePath(notePath);
 
-            if (noteId && await treeCache.noteExists(noteId)) {
+            if (noteId && await froca.noteExists(noteId)) {
                 for (const tab of tabsToOpen) {
                     tab.active = false;
                 }
@@ -72,7 +72,7 @@ export default class TabManager extends Component {
         for (const openTab of tabsToOpen) {
             const noteId = treeService.getNoteIdFromNotePath(openTab.notePath);
 
-            if (await treeCache.noteExists(noteId)) {
+            if (await froca.noteExists(noteId)) {
                 // note doesn't exist so don't try to open tab for it
                 filteredTabs.push(openTab);
             }
diff --git a/src/public/app/services/tree.js b/src/public/app/services/tree.js
index 1d7f40fb0..1dbd2a4b4 100644
--- a/src/public/app/services/tree.js
+++ b/src/public/app/services/tree.js
@@ -1,7 +1,7 @@
 import ws from './ws.js';
 import utils from './utils.js';
 import server from './server.js';
-import treeCache from './tree_cache.js';
+import froca from './tree_cache.js';
 import hoistedNoteService from '../services/hoisted_note.js';
 import appContext from "./app_context.js";
 
@@ -49,7 +49,7 @@ async function resolveNotePathToSegments(notePath, hoistedNoteId = 'root', logEr
         const parentNoteId = path[i++];
 
         if (childNoteId !== null) {
-            const child = await treeCache.getNote(childNoteId);
+            const child = await froca.getNote(childNoteId);
 
             if (!child) {
                 console.log(`Can't find note ${childNoteId}`);
@@ -70,7 +70,7 @@ async function resolveNotePathToSegments(notePath, hoistedNoteId = 'root', logEr
 
             if (!parents.some(p => p.noteId === parentNoteId)) {
                 if (logErrors) {
-                    const parent = treeCache.getNoteFromCache(parentNoteId);
+                    const parent = froca.getNoteFromCache(parentNoteId);
 
                     console.log(utils.now(), `Did not find parent ${parentNoteId} (${parent ? parent.title : 'n/a'}) for child ${childNoteId} (${child.title}), available parents: ${parents.map(p => `${p.noteId} (${p.title})`)}`);
                 }
@@ -99,7 +99,7 @@ async function resolveNotePathToSegments(notePath, hoistedNoteId = 'root', logEr
         return effectivePathSegments;
     }
     else {
-        const note = await treeCache.getNote(getNoteIdFromNotePath(notePath));
+        const note = await froca.getNote(getNoteIdFromNotePath(notePath));
 
         const someNotePathSegments = getSomeNotePathSegments(note, hoistedNoteId);
 
@@ -158,7 +158,7 @@ function getNoteIdFromNotePath(notePath) {
 async function getBranchIdFromNotePath(notePath) {
     const {noteId, parentNoteId} = getNoteIdAndParentIdFromNotePath(notePath);
 
-    return await treeCache.getBranchId(parentNoteId, noteId);
+    return await froca.getBranchId(parentNoteId, noteId);
 }
 
 function getNoteIdAndParentIdFromNotePath(notePath) {
@@ -213,7 +213,7 @@ function getNotePath(node) {
 async function getNoteTitle(noteId, parentNoteId = null) {
     utils.assertArguments(noteId);
 
-    const note = await treeCache.getNote(noteId);
+    const note = await froca.getNote(noteId);
     if (!note) {
         return "[not found]";
     }
@@ -224,7 +224,7 @@ async function getNoteTitle(noteId, parentNoteId = null) {
         const branchId = note.parentToBranch[parentNoteId];
 
         if (branchId) {
-            const branch = treeCache.getBranch(branchId);
+            const branch = froca.getBranch(branchId);
 
             if (branch && branch.prefix) {
                 title = `${branch.prefix} - ${title}`;
diff --git a/src/public/app/services/tree_cache.js b/src/public/app/services/tree_cache.js
index 4b9e2f7f5..569796906 100644
--- a/src/public/app/services/tree_cache.js
+++ b/src/public/app/services/tree_cache.js
@@ -6,14 +6,14 @@ import appContext from "./app_context.js";
 import NoteComplement from "../entities/note_complement.js";
 
 /**
- * TreeCache keeps a read only cache of note tree structure in frontend's memory.
+ * Froca keeps a read only cache of note tree structure in frontend's memory.
  * - notes are loaded lazily when unknown noteId is requested
  * - when note is loaded, all its parent and child branches are loaded as well. For a branch to be used, it's not must be loaded before
  * - deleted notes are present in the cache as well, but they don't have any branches. As a result check for deleted branch is done by presence check - if the branch is not there even though the corresponding note has been loaded, we can infer it is deleted.
  *
  * Note and branch deletions are corner cases and usually not needed.
  */
-class TreeCache {
+class Froca {
     constructor() {
         this.initializedPromise = this.loadInitialTree();
     }
@@ -181,9 +181,9 @@ class TreeCache {
         }
 
         // reset all the virtual branches from old search results
-        if (note.noteId in treeCache.notes) {
-            treeCache.notes[note.noteId].children = [];
-            treeCache.notes[note.noteId].childToBranch = {};
+        if (note.noteId in froca.notes) {
+            froca.notes[note.noteId].children = [];
+            froca.notes[note.noteId].childToBranch = {};
         }
 
         const branches = [...note.getBranches(), ...note.getChildBranches()];
@@ -204,7 +204,7 @@ class TreeCache {
             attributes: []
         });
 
-        treeCache.notes[note.noteId].searchResultsLoaded = true;
+        froca.notes[note.noteId].searchResultsLoaded = true;
     }
 
     /** @return {NoteShort[]} */
@@ -320,6 +320,6 @@ class TreeCache {
     }
 }
 
-const treeCache = new TreeCache();
+const froca = new Froca();
 
-export default treeCache;
+export default froca;
diff --git a/src/public/app/services/tree_context_menu.js b/src/public/app/services/tree_context_menu.js
index 92c9989ea..55e582ea4 100644
--- a/src/public/app/services/tree_context_menu.js
+++ b/src/public/app/services/tree_context_menu.js
@@ -1,5 +1,5 @@
 import treeService from './tree.js';
-import treeCache from "./tree_cache.js";
+import froca from "./tree_cache.js";
 import clipboard from './clipboard.js';
 import noteCreateService from "./note_create.js";
 import contextMenu from "./context_menu.js";
@@ -36,11 +36,11 @@ class TreeContextMenu {
     }
 
     async getMenuItems() {
-        const note = await treeCache.getNote(this.node.data.noteId);
-        const branch = treeCache.getBranch(this.node.data.branchId);
+        const note = await froca.getNote(this.node.data.noteId);
+        const branch = froca.getBranch(this.node.data.branchId);
         const isNotRoot = note.noteId !== 'root';
         const isHoisted = note.noteId === appContext.tabManager.getActiveTabContext().hoistedNoteId;
-        const parentNote = isNotRoot ? await treeCache.getNote(branch.parentNoteId) : null;
+        const parentNote = isNotRoot ? await froca.getNote(branch.parentNoteId) : null;
 
         // some actions don't support multi-note so they are disabled when notes are selected
         // the only exception is when the only selected note is the one that was right-clicked, then
diff --git a/src/public/app/services/ws.js b/src/public/app/services/ws.js
index e2b171566..9637a4836 100644
--- a/src/public/app/services/ws.js
+++ b/src/public/app/services/ws.js
@@ -5,7 +5,7 @@ import LoadResults from "./load_results.js";
 import Branch from "../entities/branch.js";
 import Attribute from "../entities/attribute.js";
 import options from "./options.js";
-import treeCache from "./tree_cache.js";
+import froca from "./tree_cache.js";
 import noteAttributeCache from "./note_attribute_cache.js";
 
 const messageHandlers = [];
@@ -213,10 +213,10 @@ setTimeout(() => {
 }, 0);
 
 async function processEntityChanges(entityChanges) {
-    const loadResults = new LoadResults(treeCache);
+    const loadResults = new LoadResults(froca);
 
     for (const ec of entityChanges.filter(ec => ec.entityName === 'notes')) {
-        const note = treeCache.notes[ec.entityId];
+        const note = froca.notes[ec.entityId];
 
         if (note) {
             note.update(ec.entity);
@@ -225,9 +225,9 @@ async function processEntityChanges(entityChanges) {
     }
 
     for (const ec of entityChanges.filter(ec => ec.entityName === 'branches')) {
-        let branch = treeCache.branches[ec.entityId];
-        const childNote = treeCache.notes[ec.entity.noteId];
-        const parentNote = treeCache.notes[ec.entity.parentNoteId];
+        let branch = froca.branches[ec.entityId];
+        const childNote = froca.notes[ec.entity.noteId];
+        const parentNote = froca.notes[ec.entity.parentNoteId];
 
         if (branch) {
             branch.update(ec.entity);
@@ -256,8 +256,8 @@ async function processEntityChanges(entityChanges) {
         }
         else if (!ec.entity.isDeleted) {
             if (childNote || parentNote) {
-                branch = new Branch(treeCache, ec.entity);
-                treeCache.branches[branch.branchId] = branch;
+                branch = new Branch(froca, ec.entity);
+                froca.branches[branch.branchId] = branch;
 
                 loadResults.addBranch(ec.entityId, ec.sourceId);
 
@@ -276,7 +276,7 @@ async function processEntityChanges(entityChanges) {
         const parentNoteIdsToSort = new Set();
 
         for (const branchId in ec.positions) {
-            const branch = treeCache.branches[branchId];
+            const branch = froca.branches[branchId];
 
             if (branch) {
                 branch.notePosition = ec.positions[branchId];
@@ -286,7 +286,7 @@ async function processEntityChanges(entityChanges) {
         }
 
         for (const parentNoteId of parentNoteIdsToSort) {
-            const parentNote = treeCache.notes[parentNoteId];
+            const parentNote = froca.notes[parentNoteId];
 
             if (parentNote) {
                 parentNote.sortChildren();
@@ -298,9 +298,9 @@ async function processEntityChanges(entityChanges) {
 
     // missing reloading the relation target note
     for (const ec of entityChanges.filter(ec => ec.entityName === 'attributes')) {
-        let attribute = treeCache.attributes[ec.entityId];
-        const sourceNote = treeCache.notes[ec.entity.noteId];
-        const targetNote = ec.entity.type === 'relation' && treeCache.notes[ec.entity.value];
+        let attribute = froca.attributes[ec.entityId];
+        const sourceNote = froca.notes[ec.entity.noteId];
+        const targetNote = ec.entity.type === 'relation' && froca.notes[ec.entity.value];
 
         if (attribute) {
             attribute.update(ec.entity);
@@ -318,9 +318,9 @@ async function processEntityChanges(entityChanges) {
         }
         else if (!ec.entity.isDeleted) {
             if (sourceNote || targetNote) {
-                attribute = new Attribute(treeCache, ec.entity);
+                attribute = new Attribute(froca, ec.entity);
 
-                treeCache.attributes[attribute.attributeId] = attribute;
+                froca.attributes[attribute.attributeId] = attribute;
 
                 loadResults.addAttribute(ec.entityId, ec.sourceId);
 
@@ -336,7 +336,7 @@ async function processEntityChanges(entityChanges) {
     }
 
     for (const ec of entityChanges.filter(ec => ec.entityName === 'note_contents')) {
-        delete treeCache.noteComplementPromises[ec.entityId];
+        delete froca.noteComplementPromises[ec.entityId];
 
         loadResults.addNoteContent(ec.entityId, ec.sourceId);
     }
@@ -358,20 +358,20 @@ async function processEntityChanges(entityChanges) {
     const missingNoteIds = [];
 
     for (const {entityName, entity} of entityChanges) {
-        if (entityName === 'branches' && !(entity.parentNoteId in treeCache.notes)) {
+        if (entityName === 'branches' && !(entity.parentNoteId in froca.notes)) {
             missingNoteIds.push(entity.parentNoteId);
         }
         else if (entityName === 'attributes'
             && entity.type === 'relation'
             && entity.name === 'template'
-            && !(entity.value in treeCache.notes)) {
+            && !(entity.value in froca.notes)) {
 
             missingNoteIds.push(entity.value);
         }
     }
 
     if (missingNoteIds.length > 0) {
-        await treeCache.reloadNotes(missingNoteIds);
+        await froca.reloadNotes(missingNoteIds);
     }
 
     if (!loadResults.isEmpty()) {
diff --git a/src/public/app/widgets/attribute_widgets/attribute_detail.js b/src/public/app/widgets/attribute_widgets/attribute_detail.js
index 5a88809db..a9ac419d6 100644
--- a/src/public/app/widgets/attribute_widgets/attribute_detail.js
+++ b/src/public/app/widgets/attribute_widgets/attribute_detail.js
@@ -1,5 +1,5 @@
 import server from "../../services/server.js";
-import treeCache from "../../services/tree_cache.js";
+import froca from "../../services/tree_cache.js";
 import treeService from "../../services/tree.js";
 import linkService from "../../services/link.js";
 import attributeAutocompleteService from "../../services/attribute_autocomplete.js";
@@ -429,7 +429,7 @@ export default class AttributeDetailWidget extends TabAwareWidget {
                 .setSelectedNotePath("");
 
             if (attribute.value) {
-                const targetNote = await treeCache.getNote(attribute.value);
+                const targetNote = await froca.getNote(attribute.value);
 
                 if (targetNote) {
                     this.$inputTargetNote
@@ -542,7 +542,7 @@ export default class AttributeDetailWidget extends TabAwareWidget {
             this.$relatedNotesList.empty();
 
             const displayedResults = results.length <= DISPLAYED_NOTES ? results : results.slice(0, DISPLAYED_NOTES);
-            const displayedNotes = await treeCache.getNotes(displayedResults.map(res => res.noteId));
+            const displayedNotes = await froca.getNotes(displayedResults.map(res => res.noteId));
 
             for (const note of displayedNotes) {
                 const notePath = treeService.getSomeNotePath(note);
diff --git a/src/public/app/widgets/attribute_widgets/attribute_editor.js b/src/public/app/widgets/attribute_widgets/attribute_editor.js
index 18a1ccfa5..233ec88f5 100644
--- a/src/public/app/widgets/attribute_widgets/attribute_editor.js
+++ b/src/public/app/widgets/attribute_widgets/attribute_editor.js
@@ -4,7 +4,7 @@ import server from "../../services/server.js";
 import contextMenuService from "../../services/context_menu.js";
 import attributesParser from "../../services/attribute_parser.js";
 import libraryLoader from "../../services/library_loader.js";
-import treeCache from "../../services/tree_cache.js";
+import froca from "../../services/tree_cache.js";
 import attributeRenderer from "../../services/attribute_renderer.js";
 import noteCreateService from "../../services/note_create.js";
 import treeService from "../../services/tree.js";
@@ -446,7 +446,7 @@ export default class AttributeEditorWidget extends TabAwareWidget {
     }
 
     async loadReferenceLinkTitle(noteId, $el) {
-        const note = await treeCache.getNote(noteId, true);
+        const note = await froca.getNote(noteId, true);
 
         let title;
 
diff --git a/src/public/app/widgets/collapsible_widgets/edited_notes.js b/src/public/app/widgets/collapsible_widgets/edited_notes.js
index 3f6851e73..f2d5588db 100644
--- a/src/public/app/widgets/collapsible_widgets/edited_notes.js
+++ b/src/public/app/widgets/collapsible_widgets/edited_notes.js
@@ -1,7 +1,7 @@
 import CollapsibleWidget from "../collapsible_widget.js";
 import linkService from "../../services/link.js";
 import server from "../../services/server.js";
-import treeCache from "../../services/tree_cache.js";
+import froca from "../../services/tree_cache.js";
 
 const TPL = `
 
@@ -54,7 +54,7 @@ export default class EditedNotesWidget extends CollapsibleWidget {
 
         const noteIds = editedNotes.flatMap(n => n.noteId);
 
-        await treeCache.getNotes(noteIds, true); // preload all at once
+        await froca.getNotes(noteIds, true); // preload all at once
 
         for (const editedNote of editedNotes) {
             const $item = $('
');
diff --git a/src/public/app/widgets/collapsible_widgets/link_map.js b/src/public/app/widgets/collapsible_widgets/link_map.js
index 2e6fee076..c7c681382 100644
--- a/src/public/app/widgets/collapsible_widgets/link_map.js
+++ b/src/public/app/widgets/collapsible_widgets/link_map.js
@@ -1,5 +1,5 @@
 import CollapsibleWidget from "../collapsible_widget.js";
-import treeCache from "../../services/tree_cache.js";
+import froca from "../../services/tree_cache.js";
 
 let linkMapContainerIdCtr = 1;
 
@@ -105,7 +105,7 @@ export default class LinkMapWidget extends CollapsibleWidget {
             const $linkMapContainer = this.$body.find('.link-map-container');
 
             for (const noteId of changedNoteIds) {
-                const note = treeCache.notes[noteId];
+                const note = froca.notes[noteId];
 
                 if (note) {
                     $linkMapContainer.find(`a[data-note-path="${noteId}"]`).text(note.title);
diff --git a/src/public/app/widgets/note_tree.js b/src/public/app/widgets/note_tree.js
index f8375a03b..402d0da3e 100644
--- a/src/public/app/widgets/note_tree.js
+++ b/src/public/app/widgets/note_tree.js
@@ -2,7 +2,7 @@ import hoistedNoteService from "../services/hoisted_note.js";
 import treeService from "../services/tree.js";
 import utils from "../services/utils.js";
 import contextMenu from "../services/context_menu.js";
-import treeCache from "../services/tree_cache.js";
+import froca from "../services/tree_cache.js";
 import branchService from "../services/branches.js";
 import ws from "../services/ws.js";
 import TabAwareWidget from "./tab_aware_widget.js";
@@ -492,8 +492,8 @@ export default class NoteTreeWidget extends TabAwareWidget {
                         return;
                     }
 
-                    data.result = treeCache.loadSearchNote(noteId).then(() => {
-                        const note = treeCache.getNoteFromCache(noteId);
+                    data.result = froca.loadSearchNote(noteId).then(() => {
+                        const note = froca.getNoteFromCache(noteId);
 
                         let childNoteIds = note.getChildNoteIds();
 
@@ -501,15 +501,15 @@ export default class NoteTreeWidget extends TabAwareWidget {
                             childNoteIds = childNoteIds.slice(0, MAX_SEARCH_RESULTS_IN_TREE);
                         }
 
-                        return treeCache.getNotes(childNoteIds);
+                        return froca.getNotes(childNoteIds);
                     }).then(() => {
-                        const note = treeCache.getNoteFromCache(noteId);
+                        const note = froca.getNoteFromCache(noteId);
 
                         return this.prepareChildren(note);
                     });
                 }
                 else {
-                    data.result = treeCache.loadSubTree(noteId).then(note => this.prepareChildren(note));
+                    data.result = froca.loadSubTree(noteId).then(note => this.prepareChildren(note));
                 }
             },
             clones: {
@@ -524,7 +524,7 @@ export default class NoteTreeWidget extends TabAwareWidget {
                     return;
                 }
 
-                const note = await treeCache.getNote(node.data.noteId);
+                const note = await froca.getNote(node.data.noteId);
                 const activeTabContext = appContext.tabManager.getActiveTabContext();
 
                 const $span = $(node.span);
@@ -600,7 +600,7 @@ export default class NoteTreeWidget extends TabAwareWidget {
     }
 
     prepareRootNode() {
-        return this.prepareNode(treeCache.getBranch('root'));
+        return this.prepareNode(froca.getBranch('root'));
     }
 
     /**
@@ -637,8 +637,8 @@ export default class NoteTreeWidget extends TabAwareWidget {
     }
 
     updateNode(node) {
-        const note = treeCache.getNoteFromCache(node.data.noteId);
-        const branch = treeCache.getBranch(node.data.branchId);
+        const note = froca.getNoteFromCache(node.data.noteId);
+        const branch = froca.getBranch(node.data.branchId);
 
         if (!note) {
             console.log(`Node update not possible because note ${node.data.noteId} was not found.`);
@@ -765,7 +765,7 @@ export default class NoteTreeWidget extends TabAwareWidget {
 
         const {branchIds} = await server.put(`branches/${node.data.branchId}/expanded-subtree/${isExpanded ? 1 : 0}`);
 
-        treeCache.getBranches(branchIds, true)
+        froca.getBranches(branchIds, true)
             .forEach(branch => branch.isExpanded = !!isExpanded);
 
         await this.batchUpdate(async () => {
@@ -854,7 +854,7 @@ export default class NoteTreeWidget extends TabAwareWidget {
 
                     // although previous line should set the expanded status, it seems to happen asynchronously
                     // so we need to make sure it is set properly before calling updateNode which uses this flag
-                    const branch = treeCache.getBranch(parentNode.data.branchId);
+                    const branch = froca.getBranch(parentNode.data.branchId);
                     branch.isExpanded = true;
                 }
 
@@ -873,7 +873,7 @@ export default class NoteTreeWidget extends TabAwareWidget {
                             // these are real notes with real notePath, user can display them in a detail
                             // but they don't have a node in the tree
 
-                            const childNote = await treeCache.getNote(childNoteId);
+                            const childNote = await froca.getNote(childNoteId);
 
                             if (!childNote || childNote.type !== 'image') {
                                 ws.logError(`Can't find node for child node of noteId=${childNoteId} for parent of noteId=${parentNode.data.noteId} and hoistedNoteId=${hoistedNoteService.getHoistedNoteId()}, requested path is ${notePath}`);
@@ -905,7 +905,7 @@ export default class NoteTreeWidget extends TabAwareWidget {
     getNodesByBranchId(branchId) {
         utils.assertArguments(branchId);
 
-        const branch = treeCache.getBranch(branchId);
+        const branch = froca.getBranch(branchId);
 
         return this.getNodesByNoteId(branch.noteId).filter(node => node.data.branchId === branchId);
     }
@@ -1044,7 +1044,7 @@ export default class NoteTreeWidget extends TabAwareWidget {
                 noteIdsToReload.add(attr.noteId);
             }
             else if (attr.type === 'relation' && attr.name === 'imageLink') {
-                const note = treeCache.getNoteFromCache(attr.noteId);
+                const note = froca.getNoteFromCache(attr.noteId);
 
                 if (note && note.getChildNoteIds().includes(attr.value)) {
                     // there's new/deleted imageLink betwen note and its image child - which can show/hide
@@ -1088,9 +1088,9 @@ export default class NoteTreeWidget extends TabAwareWidget {
 
                     if (!found) {
                         // make sure it's loaded
-                        await treeCache.getNote(branch.noteId);
+                        await froca.getNote(branch.noteId);
 
-                        // we're forcing lazy since it's not clear if the whole required subtree is in tree cache
+                        // we're forcing lazy since it's not clear if the whole required subtree is in froca
                         parentNode.addChildren([this.prepareNode(branch, true)]);
 
                         this.sortChildren(parentNode);
@@ -1180,8 +1180,8 @@ export default class NoteTreeWidget extends TabAwareWidget {
 
     sortChildren(node) {
         node.sortChildren((nodeA, nodeB) => {
-            const branchA = treeCache.branches[nodeA.data.branchId];
-            const branchB = treeCache.branches[nodeB.data.branchId];
+            const branchA = froca.branches[nodeA.data.branchId];
+            const branchB = froca.branches[nodeB.data.branchId];
 
             if (!branchA || !branchB) {
                 return 0;
@@ -1194,7 +1194,7 @@ export default class NoteTreeWidget extends TabAwareWidget {
     setExpanded(branchId, isExpanded) {
         utils.assertArguments(branchId);
 
-        const branch = treeCache.getBranch(branchId, true);
+        const branch = froca.getBranch(branchId, true);
 
         if (!branch) {
             if (branchId && branchId.startsWith('virt')) {
@@ -1254,7 +1254,7 @@ export default class NoteTreeWidget extends TabAwareWidget {
         }
     }
 
-    treeCacheReloadedEvent() {
+    frocaReloadedEvent() {
         this.reloadTreeFromCache();
     }
 
@@ -1304,7 +1304,7 @@ export default class NoteTreeWidget extends TabAwareWidget {
             return false;
         }
 
-        const parentNote = treeCache.getNoteFromCache(node.getParent().data.noteId);
+        const parentNote = froca.getNoteFromCache(node.getParent().data.noteId);
 
         if (parentNote && parentNote.hasLabel('sorted')) {
             return false;
@@ -1469,13 +1469,13 @@ export default class NoteTreeWidget extends TabAwareWidget {
         const nodesToDuplicate = this.getSelectedOrActiveNodes(node);
 
         for (const nodeToDuplicate of nodesToDuplicate) {
-            const note = treeCache.getNoteFromCache(nodeToDuplicate.data.noteId);
+            const note = froca.getNoteFromCache(nodeToDuplicate.data.noteId);
 
             if (note.isProtected && !protectedSessionHolder.isProtectedSessionAvailable()) {
                 continue;
             }
 
-            const branch = treeCache.getBranch(nodeToDuplicate.data.branchId);
+            const branch = froca.getBranch(nodeToDuplicate.data.branchId);
 
             noteCreateService.duplicateSubtree(nodeToDuplicate.data.noteId, branch.parentNoteId);
         }
diff --git a/src/public/app/widgets/quick_search.js b/src/public/app/widgets/quick_search.js
index ba69fdd48..aef337bde 100644
--- a/src/public/app/widgets/quick_search.js
+++ b/src/public/app/widgets/quick_search.js
@@ -2,7 +2,7 @@ import BasicWidget from "./basic_widget.js";
 import server from "../services/server.js";
 import linkService from "../services/link.js";
 import dateNotesService from "../services/date_notes.js";
-import treeCache from "../services/tree_cache.js";
+import froca from "../services/tree_cache.js";
 import utils from "../services/utils.js";
 import appContext from "../services/app_context.js";
 
@@ -90,7 +90,7 @@ export default class QuickSearchWidget extends BasicWidget {
             this.$dropdownMenu.append('
No results found');
         }
 
-        for (const note of await treeCache.getNotes(displayedNoteIds)) {
+        for (const note of await froca.getNotes(displayedNoteIds)) {
             const $link = await linkService.createNoteLink(note.noteId, {showNotePath: true});
             $link.addClass('dropdown-item');
             $link.attr("tabIndex", "0");
diff --git a/src/public/app/widgets/similar_notes.js b/src/public/app/widgets/similar_notes.js
index 377346618..0e056d947 100644
--- a/src/public/app/widgets/similar_notes.js
+++ b/src/public/app/widgets/similar_notes.js
@@ -1,6 +1,6 @@
 import linkService from "../services/link.js";
 import server from "../services/server.js";
-import treeCache from "../services/tree_cache.js";
+import froca from "../services/tree_cache.js";
 import TabAwareWidget from "./tab_aware_widget.js";
 import options from "../services/options.js";
 
@@ -109,12 +109,12 @@ export default class SimilarNotesWidget extends TabAwareWidget {
 
         const noteIds = similarNotes.flatMap(note => note.notePath);
 
-        await treeCache.getNotes(noteIds, true); // preload all at once
+        await froca.getNotes(noteIds, true); // preload all at once
 
         const $list = $('
');
 
         for (const similarNote of similarNotes) {
-            const note = await treeCache.getNote(similarNote.noteId, true);
+            const note = await froca.getNote(similarNote.noteId, true);
 
             if (!note) {
                 continue;
diff --git a/src/public/app/widgets/tab_aware_widget.js b/src/public/app/widgets/tab_aware_widget.js
index 44b20cc43..c9fa7b2e5 100644
--- a/src/public/app/widgets/tab_aware_widget.js
+++ b/src/public/app/widgets/tab_aware_widget.js
@@ -92,7 +92,7 @@ export default class TabAwareWidget extends BasicWidget {
         }
     }
 
-    async treeCacheReloadedEvent() {
+    async frocaReloadedEvent() {
         await this.refresh();
     }
 
diff --git a/src/public/app/widgets/tab_row.js b/src/public/app/widgets/tab_row.js
index 64e0b0c29..b4dbabd30 100644
--- a/src/public/app/widgets/tab_row.js
+++ b/src/public/app/widgets/tab_row.js
@@ -3,7 +3,7 @@ import contextMenu from "../services/context_menu.js";
 import utils from "../services/utils.js";
 import keyboardActionService from "../services/keyboard_actions.js";
 import appContext from "../services/app_context.js";
-import treeCache from "../services/tree_cache.js";
+import froca from "../services/tree_cache.js";
 
 /*!
  * Draggabilly v2.3.0
@@ -635,7 +635,7 @@ export default class TabRowWidget extends BasicWidget {
         const tabContext = appContext.tabManager.getTabContextById(this.getTabId($tab));
 
         if (tabContext) {
-            const hoistedNote = treeCache.getNoteFromCache(tabContext.hoistedNoteId);
+            const hoistedNote = froca.getNoteFromCache(tabContext.hoistedNoteId);
 
             if (hoistedNote) {
                 $tab.find('.note-tab-icon')
@@ -680,7 +680,7 @@ export default class TabRowWidget extends BasicWidget {
         }
     }
 
-    treeCacheReloadedEvent() {
+    frocaReloadedEvent() {
         for (const tabContext of appContext.tabManager.tabContexts) {
             const $tab = this.getTabById(tabContext.tabId);
 
diff --git a/src/public/app/widgets/type_property_widgets/search_definition.js b/src/public/app/widgets/type_property_widgets/search_definition.js
index 4b061741c..96f8c1182 100644
--- a/src/public/app/widgets/type_property_widgets/search_definition.js
+++ b/src/public/app/widgets/type_property_widgets/search_definition.js
@@ -1,6 +1,6 @@
 import server from "../../services/server.js";
 import TabAwareWidget from "../tab_aware_widget.js";
-import treeCache from "../../services/tree_cache.js";
+import froca from "../../services/tree_cache.js";
 import ws from "../../services/ws.js";
 import toastService from "../../services/toast.js";
 
@@ -265,7 +265,7 @@ export default class SearchDefinitionWidget extends TabAwareWidget {
 
     async refreshResultsCommand() {
         try {
-            await treeCache.loadSearchNote(this.noteId);
+            await froca.loadSearchNote(this.noteId);
         }
         catch (e) {
             toastService.showError(e.message);
diff --git a/src/public/app/widgets/type_widgets/abstract_text_type_widget.js b/src/public/app/widgets/type_widgets/abstract_text_type_widget.js
index d4ca8c4c8..66c8482d7 100644
--- a/src/public/app/widgets/type_widgets/abstract_text_type_widget.js
+++ b/src/public/app/widgets/type_widgets/abstract_text_type_widget.js
@@ -1,6 +1,6 @@
 import TypeWidget from "./type_widget.js";
 import appContext from "../../services/app_context.js";
-import treeCache from "../../services/tree_cache.js";
+import froca from "../../services/tree_cache.js";
 import linkService from "../../services/link.js";
 import noteContentRenderer from "../../services/note_content_renderer.js";
 
@@ -47,7 +47,7 @@ export default class AbstractTextTypeWidget extends TypeWidget {
     }
 
     async loadIncludedNote(noteId, $el) {
-        const note = await treeCache.getNote(noteId);
+        const note = await froca.getNote(noteId);
 
         if (note) {
             const $link = await linkService.createNoteLink(note.noteId, {
diff --git a/src/public/app/widgets/type_widgets/editable_text.js b/src/public/app/widgets/type_widgets/editable_text.js
index 876272eb7..53a762597 100644
--- a/src/public/app/widgets/type_widgets/editable_text.js
+++ b/src/public/app/widgets/type_widgets/editable_text.js
@@ -3,7 +3,7 @@ import noteAutocompleteService from '../../services/note_autocomplete.js';
 import mimeTypesService from '../../services/mime_types.js';
 import utils from "../../services/utils.js";
 import keyboardActionService from "../../services/keyboard_actions.js";
-import treeCache from "../../services/tree_cache.js";
+import froca from "../../services/tree_cache.js";
 import treeService from "../../services/tree.js";
 import noteCreateService from "../../services/note_create.js";
 import AbstractTextTypeWidget from "./abstract_text_type_widget.js";
@@ -129,7 +129,7 @@ export default class EditableTextTypeWidget extends AbstractTextTypeWidget {
     }
 
     async doRefresh(note) {
-        const noteComplement = await treeCache.getNoteComplement(note.noteId);
+        const noteComplement = await froca.getNoteComplement(note.noteId);
 
         await this.spacedUpdate.allowUpdateWithoutChange(() => {
             this.textEditor.setData(noteComplement.content || "");
@@ -265,7 +265,7 @@ export default class EditableTextTypeWidget extends AbstractTextTypeWidget {
     }
 
     async addImage(noteId) {
-        const note = await treeCache.getNote(noteId);
+        const note = await froca.getNote(noteId);
 
         this.textEditor.model.change( writer => {
             const src = `api/images/${note.noteId}/${note.title}`;
diff --git a/src/public/app/widgets/type_widgets/read_only_text.js b/src/public/app/widgets/type_widgets/read_only_text.js
index f5a132e66..7eb4f1a49 100644
--- a/src/public/app/widgets/type_widgets/read_only_text.js
+++ b/src/public/app/widgets/type_widgets/read_only_text.js
@@ -1,4 +1,4 @@
-import treeCache from "../../services/tree_cache.js";
+import froca from "../../services/tree_cache.js";
 import AbstractTextTypeWidget from "./abstract_text_type_widget.js";
 import treeService from "../../services/tree.js";
 import libraryLoader from "../../services/library_loader.js";
@@ -83,7 +83,7 @@ export default class ReadOnlyTextTypeWidget extends AbstractTextTypeWidget {
         // (see https://github.com/zadam/trilium/issues/1590 for example of such conflict)
         await libraryLoader.requireLibrary(libraryLoader.CKEDITOR);
 
-        const noteComplement = await treeCache.getNoteComplement(note.noteId);
+        const noteComplement = await froca.getNoteComplement(note.noteId);
 
         this.$content.html(noteComplement.content);
 
diff --git a/src/public/app/widgets/type_widgets/relation_map.js b/src/public/app/widgets/type_widgets/relation_map.js
index 0c94cf844..1e6afa59a 100644
--- a/src/public/app/widgets/type_widgets/relation_map.js
+++ b/src/public/app/widgets/type_widgets/relation_map.js
@@ -7,7 +7,7 @@ import attributeAutocompleteService from "../../services/attribute_autocomplete.
 import TypeWidget from "./type_widget.js";
 import appContext from "../../services/app_context.js";
 import utils from "../../services/utils.js";
-import treeCache from "../../services/tree_cache.js";
+import froca from "../../services/tree_cache.js";
 
 const uniDirectionalOverlays = [
     [ "Arrow", {
@@ -532,7 +532,7 @@ export default class RelationMapTypeWidget extends TypeWidget {
             linkService.goToLink(e);
         });
 
-        const note = await treeCache.getNote(noteId);
+        const note = await froca.getNote(noteId);
 
         const $noteBox = $("
")
             .addClass("note-box")
diff --git a/src/services/note_cache/entities/note.js b/src/services/note_cache/entities/note.js
index bcf32ac25..9ac9b2b19 100644
--- a/src/services/note_cache/entities/note.js
+++ b/src/services/note_cache/entities/note.js
@@ -235,7 +235,7 @@ class Note {
         this.ancestorCache = null;
     }
 
-    invalidateSubtreeCaches(path = []) {
+    invalidateSubfrocas(path = []) {
         if (path.includes(this.noteId)) {
             return;
         }
@@ -247,7 +247,7 @@ class Note {
         }
 
         for (const childNote of this.children) {
-            childNote.invalidateSubtreeCaches(path);
+            childNote.invalidateSubfrocas(path);
         }
 
         for (const targetRelation of this.targetRelations) {
@@ -255,7 +255,7 @@ class Note {
                 const note = targetRelation.note;
 
                 if (note) {
-                    note.invalidateSubtreeCaches(path);
+                    note.invalidateSubfrocas(path);
                 }
             }
         }
diff --git a/src/services/note_cache/note_cache_loader.js b/src/services/note_cache/note_cache_loader.js
index 07c41de22..4c51b8883 100644
--- a/src/services/note_cache/note_cache_loader.js
+++ b/src/services/note_cache/note_cache_loader.js
@@ -66,7 +66,7 @@ eventService.subscribe([eventService.ENTITY_CHANGED, eventService.ENTITY_DELETED
                 childNote.parentBranches = childNote.parentBranches.filter(branch => branch.branchId !== branchId);
 
                 if (childNote.parents.length > 0) {
-                    childNote.invalidateSubtreeCaches();
+                    childNote.invalidateSubfrocas();
                 }
             }
 
@@ -105,7 +105,7 @@ eventService.subscribe([eventService.ENTITY_CHANGED, eventService.ENTITY_DELETED
             if (note && attr) {
                 // first invalidate and only then remove the attribute (otherwise invalidation wouldn't be complete)
                 if (attr.isAffectingSubtree || note.isTemplate) {
-                    note.invalidateSubtreeCaches();
+                    note.invalidateSubfrocas();
                 } else {
                     note.invalidateThisCache();
                 }
@@ -147,7 +147,7 @@ eventService.subscribe([eventService.ENTITY_CHANGED, eventService.ENTITY_DELETED
 
             if (note) {
                 if (attr.isAffectingSubtree || note.isTemplate) {
-                    note.invalidateSubtreeCaches();
+                    note.invalidateSubfrocas();
                 }
                 else {
                     note.invalidateThisCache();
diff --git a/src/services/script.js b/src/services/script.js
index 6f34b9eaf..9f495f20c 100644
--- a/src/services/script.js
+++ b/src/services/script.js
@@ -5,7 +5,7 @@ const log = require('./log');
 
 async function executeNote(note, apiParams) {
     if (!note.isJavaScript() || note.getScriptEnv() !== 'backend' || !note.isContentAvailable) {
-        log.info(`Cannot execute note ${note.noteId}`);
+        log.info(`Cannot execute note ${note.noteId} "${note.title}", note must be of type "Code: JS frontend"`);
 
         return;
     }