diff --git a/classes/controller.php b/classes/controller.php
index 1dcc33cc..8502d46b 100644
--- a/classes/controller.php
+++ b/classes/controller.php
@@ -336,10 +336,91 @@ class AdminController
      */
     public function taskInstall()
     {
-        $mode = $this->view === 'plugins' ? 'plugin' : 'theme';
+        require_once __DIR__ . '/gpm.php';
+
         $package = $this->route;
 
-        $this->admin->setMessage("Actual installation is not hooked up to GPM yet.");
+        $result = \Grav\Plugin\Admin\Gpm::install($package, []);
+
+        if ($result) {
+            $this->admin->setMessage("Installation successful.");
+        } else {
+            $this->admin->setMessage("Installation failed.");
+        }
+
+        $this->post = array('_redirect' => $this->view . '/' . $this->route);
+
+        return true;
+    }
+
+    /**
+     * Handles updating plugins and themes
+     *
+     * @return bool True is the action was performed
+     */
+    public function taskUpdate()
+    {
+        require_once __DIR__ . '/gpm.php';
+
+        $package = $this->route;
+
+        // Update multi mode
+        if (!$package) {
+            $package = [];
+
+            if ($this->view === 'plugins' || $this->view === 'update') {
+                $package = $this->admin->gpm()->getUpdatablePlugins();
+            }
+
+            if ($this->view === 'themes' || $this->view === 'update') {
+                $package = array_merge($package, $this->admin->gpm()->getUpdatableThemes());
+            }
+        }
+
+        $result = \Grav\Plugin\Admin\Gpm::update($package, []);
+
+        if ($this->view === 'update') {
+
+            if ($result) {
+                $this->admin->json_response = ['success', 'Everything updated'];
+            } else {
+                $this->admin->json_response = ['error', 'Updates failed'];
+            }
+
+        } else {
+            if ($result) {
+                $this->admin->setMessage("Installation successful.");
+            } else {
+                $this->admin->setMessage("Installation failed.");
+            }
+
+            $this->post = array('_redirect' => $this->view . '/' . $this->route);
+        }
+
+        return true;
+    }
+
+    /**
+     * Handles uninstalling plugins and themes
+     *
+     * @return bool True is the action was performed
+     */
+    public function taskUninstall()
+    {
+        require_once __DIR__ . '/gpm.php';
+
+        $package = $this->route;
+
+        $result = \Grav\Plugin\Admin\Gpm::uninstall($package, []);
+
+        if ($result) {
+            $this->admin->setMessage("Uninstall successful.");
+        } else {
+            $this->admin->setMessage("Uninstall failed.");
+        }
+
+        $this->post = array('_redirect' => $this->view);
+
         return true;
     }
 
diff --git a/classes/gpm.php b/classes/gpm.php
new file mode 100644
index 00000000..f83e559c
--- /dev/null
+++ b/classes/gpm.php
@@ -0,0 +1,159 @@
+<?php
+namespace Grav\Plugin\Admin;
+
+use Grav\Common\GravTrait;
+use Grav\Common\GPM\GPM as GravGPM;
+use Grav\Common\GPM\Installer;
+use Grav\Common\GPM\Response;
+use Grav\Common\Filesystem\Folder;
+use Grav\Common\GPM\Common\Package;
+
+class Gpm
+{
+    use GravTrait;
+
+    // Probably should move this to Grav DI container?
+    protected static $GPM;
+    public static function GPM()
+    {
+        if (!static::$GPM) {
+            static::$GPM = new GravGPM();
+        }
+        return static::$GPM;
+    }
+
+    /**
+     * Default options for the install
+     * @var array
+     */
+    protected static $options = [
+        'destination'     => GRAV_ROOT,
+        'overwrite'       => true,
+        'ignore_symlinks' => true,
+        'skip_invalid'    => true,
+        'install_deps'    => true
+    ];
+
+    public static function install($packages, $options)
+    {
+        $options = array_merge(self::$options, $options);
+
+        if (
+            !Installer::isGravInstance($options['destination']) ||
+            !Installer::isValidDestination($options['destination'], [Installer::EXISTS, Installer::IS_LINK])
+        ) {
+            return false;
+        }
+
+        $packages = is_array($packages) ? $packages : [ $packages ];
+        $count = count($packages);
+
+        $packages = array_filter(array_map(function ($p) {
+            return !is_string($p) ? $p instanceof Package ? $p : false : self::GPM()->findPackage($p);
+        }, $packages));
+
+        if (!$options['skip_invalid'] && $count !== count($packages)) {
+            return false;
+        }
+
+        foreach ($packages as $package) {
+            if (isset($package->dependencies) && $options['install_deps']) {
+                $result = static::install($package->dependencies, $options);
+
+                if (!$result) {
+                    return false;
+                }
+            }
+
+            // Check destination
+            Installer::isValidDestination($options['destination'] . DS . $package->install_path);
+
+            if (Installer::lastErrorCode() === Installer::EXISTS && !$options['overwrite']) {
+                return false;
+            }
+
+            if (Installer::lastErrorCode() === Installer::IS_LINK && !$options['ignore_symlinks']) {
+                return false;
+            }
+
+            $local = static::download($package);
+
+            Installer::install($local, $options['destination'], ['install_path' => $package->install_path]);
+            Folder::delete(dirname($local));
+
+            $errorCode = Installer::lastErrorCode();
+
+            if (Installer::lastErrorCode() & (Installer::ZIP_OPEN_ERROR | Installer::ZIP_EXTRACT_ERROR)) {
+                return false;
+            }
+        }
+
+        return true;
+    }
+
+    public static function update($packages, $options)
+    {
+        $options['overwrite'] = true;
+        return static::install($packages, $options);
+    }
+
+    public static function uninstall($packages, $options)
+    {
+        $options = array_merge(self::$options, $options);
+
+        $packages = is_array($packages) ? $packages : [ $packages ];
+        $count = count($packages);
+
+        $packages = array_filter(array_map(function ($p) {
+
+            if (is_string($p)) {
+                $p = strtolower($p);
+                $plugin = static::GPM()->getInstalledPlugin($p);
+                $p = $plugin ?: static::GPM()->getInstalledTheme($p);
+            }
+
+            return $p instanceof Package ? $p : false;
+
+        }, $packages));
+
+        if (!$options['skip_invalid'] && $count !== count($packages)) {
+            return false;
+        }
+
+        foreach ($packages as $package) {
+
+            $location = self::getGrav()['locator']->findResource($package->package_type . '://' . $package->slug);
+
+            // Check destination
+            Installer::isValidDestination($location);
+
+            if (Installer::lastErrorCode() === Installer::IS_LINK && !$options['ignore_symlinks']) {
+                return false;
+            }
+
+            Installer::uninstall($location);
+
+            $errorCode = Installer::lastErrorCode();
+            if ($errorCode && $errorCode !== Installer::IS_LINK && $errorCode !== Installer::EXISTS) {
+                return false;
+            }
+        }
+
+        return true;
+    }
+
+    private static function download($package)
+    {
+        $contents = Response::get($package->zipball_url, []);
+
+        $cache_dir = self::getGrav()['locator']->findResource('cache://', true);
+        $cache_dir = $cache_dir . DS . 'tmp/Grav-' . uniqid();
+        Folder::mkdir($cache_dir);
+
+        $filename = $package->slug . basename($package->zipball_url);
+
+        file_put_contents($cache_dir . DS . $filename, $contents);
+
+        return $cache_dir . DS . $filename;
+    }
+}
\ No newline at end of file
diff --git a/pages/admin/update.md b/pages/admin/update.md
new file mode 100644
index 00000000..b5437c46
--- /dev/null
+++ b/pages/admin/update.md
@@ -0,0 +1,7 @@
+---
+title: Cache
+
+access:
+    admin.maintenance: true
+    admin.super: true
+---
diff --git a/themes/grav/js/admin-all.js b/themes/grav/js/admin-all.js
index 9addce9e..11eae69e 100644
--- a/themes/grav/js/admin-all.js
+++ b/themes/grav/js/admin-all.js
@@ -87,114 +87,137 @@ $(function () {
         });
     });
 
-    ajaxRequest({
-        dataType: "JSON",
-        url: window.location.href,
-        method: "POST",
-        data: {
-            task:   'GPM',
-            action: 'getUpdates'
-        },
-        success: function (response) {
-            if (!response.success) {
-                throw new Error(response.message);
-            }
+    // Cache Clear
+    $('[data-maintenance-update]').on('click', function(e) {
 
-            var grav = response.payload.grav,
-                installed = response.payload.installed,
-                resources = response.payload.resources;
+        $(this).attr('disabled','disabled').find('> .fa').removeClass('fa-cloud-download').addClass('fa-refresh fa-spin');
+        var url = $(this).data('maintenanceUpdate');
 
-            //console.log(grav, resources);
-
-            // grav updatable
-            if (grav.isUpdatable) {
-                var icon    = '<i class="fa fa-bullhorn"></i> ';
-                    content = 'Grav <b>v{available}</b> is now available! <span class="less">(Current: v{version})</span> ',
-                    button  = '<button class="button button-small secondary" data-gpm-update="grav">Update Grav Now</button>';
-
-                content = jQuery.substitute(content, {available: grav.available, version: grav.version});
-                $('[data-gpm-grav]').addClass('grav').html('<p>' + icon + content + button + '</p>');
-            }
-
-            // dashboard
-            if ($('.updates-chart').length) {
-                var missing = (resources.total + (grav.isUpdatable ? 1 : 0)) * 100 / (installed + (grav.isUpdatable ? 1 : 0)),
-                    updated = 100 - missing;
-                UpdatesChart.update({series: [updated, missing]});
-            }
-
-            if (resources.total > 0) {
-                var length,
-                    icon = '<i class="fa fa-bullhorn"></i>',
-                    content = '{updates} of your {type} have an <strong>update available</strong>',
-                    button = '<button class="button button-small secondary">Update {Type}</button>',
-                    plugins = $('.grav-update.plugins'),
-                    themes = $('.grav-update.themes'),
-                    sidebar = {plugins: $('#admin-menu a[href$="/plugins"]'), themes: $('#admin-menu a[href$="/themes"]')};
-
-                // sidebar
-                if (sidebar.plugins.length || sidebar.themes.length) {
-                    var length, badges;
-                    if (sidebar.plugins.length && (length = Object.keys(resources.plugins).length)) {
-                        badges = sidebar.plugins.find('.badges');
-                        badges.addClass('with-updates');
-                        badges.find('.badge.updates').text(length);
-                    }
-
-                    if (sidebar.themes.length && (length = Object.keys(resources.themes).length)) {
-                        badges = sidebar.themes.find('.badges');
-                        badges.addClass('with-updates');
-                        badges.find('.badge.updates').text(length);
-                    }
-                }
-
-                // list page
-                if (plugins[0] && (length = Object.keys(resources.plugins).length)) {
-                    content = jQuery.substitute(content, {updates: length, type: 'plugins'});
-                    button = jQuery.substitute(button, {Type: 'All Plugins'});
-                    plugins.html('<p>' + icon + content + button + '</p>');
-
-                    var plugin, url;
-                    $.each(resources.plugins, function (key, value) {
-                        plugin = $('[data-gpm-plugin="' + key + '"] .gpm-name');
-                        url = plugin.find('a');
-                        plugin.append('<a href="' + url.attr('href') + '"><span class="badge update">Update available!</span></a>');
-
-                    });
-                }
-
-                if (themes[0] && (length = Object.keys(resources.themes).length)) {
-                    content = jQuery.substitute(content, {updates: length, type: 'themes'});
-                    button = jQuery.substitute(button, {Type: 'All Themes'});
-                    themes.html('<p>' + icon + content + button + '</p>');
-
-                    var theme, url;
-                    $.each(resources.themes, function (key, value) {
-                        theme = $('[data-gpm-theme="' + key + '"]');
-                        url = theme.find('.gpm-name a');
-                        theme.append('<div class="gpm-ribbon"><a href="' + url.attr('href') + '">UPDATE</a></div>');
-                    });
-                }
-
-                // details page
-                var type = 'plugin',
-                    details = $('.grav-update.plugin')[0];
-
-                if (!details) {
-                    details = $('.grav-update.theme')[0];
-                    type = 'theme';
-                }
-
-                if (details){
-                    var slug = $('[data-gpm-' + type + ']').data('gpm-' + type),
-                        Type = type.charAt(0).toUpperCase() + type.substring(1);
-
-                    content = '<strong>v{available}</strong> of this ' + type + ' is now available!';
-                    content = jQuery.substitute(content, {available: resources[type + 's'][slug].available});
-                    button  = jQuery.substitute(button, {Type: Type});
-                    $(details).html('<p>' + icon + content + button + '</p>');
+        ajaxRequest({
+            dataType: "json",
+            url: url,
+            success: function(result, status) {
+                if (result.status == 'success') {
+                    toastr.success(result.message);
+                } else {
+                    toastr.error(result.message);
                 }
             }
-        }
+        }).complete(function() {
+            GPMRefresh();
+            $('[data-maintenance-update]').removeAttr('disabled').find('> .fa').removeClass('fa-refresh fa-spin').addClass('fa-cloud-download');
+        });
     });
+
+    var GPMRefresh = function () {
+        ajaxRequest({
+            dataType: "JSON",
+            url: window.location.href,
+            method: "POST",
+            data: {
+                task:   'GPM',
+                action: 'getUpdates'
+            },
+            success: function (response) {
+                if (!response.success) {
+                    throw new Error(response.message);
+                }
+
+                var grav = response.payload.grav,
+                    installed = response.payload.installed,
+                    resources = response.payload.resources;
+
+                // grav updatable
+                if (grav.isUpdatable) {
+                    var icon    = '<i class="fa fa-bullhorn"></i> ';
+                        content = 'Grav <b>v{available}</b> is now available! <span class="less">(Current: v{version})</span> ',
+                        button  = '<button class="button button-small secondary" data-gpm-update="grav">Update Grav Now</button>';
+
+                    content = jQuery.substitute(content, {available: grav.available, version: grav.version});
+                    $('[data-gpm-grav]').addClass('grav').html('<p>' + icon + content + button + '</p>');
+                }
+
+                // dashboard
+                if ($('.updates-chart').length) {
+                    var missing = (resources.total + (grav.isUpdatable ? 1 : 0)) * 100 / (installed + (grav.isUpdatable ? 1 : 0)),
+                        updated = 100 - missing;
+                    UpdatesChart.update({series: [updated, missing]});
+                }
+
+                if (resources.total > 0) {
+                    var length,
+                        icon = '<i class="fa fa-bullhorn"></i>',
+                        content = '{updates} of your {type} have an <strong>update available</strong>',
+                        button = '<a href="{location}/task:update" class="button button-small secondary">Update {Type}</a>',
+                        plugins = $('.grav-update.plugins'),
+                        themes = $('.grav-update.themes'),
+                        sidebar = {plugins: $('#admin-menu a[href$="/plugins"]'), themes: $('#admin-menu a[href$="/themes"]')};
+
+                    // sidebar
+                    if (sidebar.plugins.length || sidebar.themes.length) {
+                        var length, badges;
+                        if (sidebar.plugins.length && (length = Object.keys(resources.plugins).length)) {
+                            badges = sidebar.plugins.find('.badges');
+                            badges.addClass('with-updates');
+                            badges.find('.badge.updates').text(length);
+                        }
+
+                        if (sidebar.themes.length && (length = Object.keys(resources.themes).length)) {
+                            badges = sidebar.themes.find('.badges');
+                            badges.addClass('with-updates');
+                            badges.find('.badge.updates').text(length);
+                        }
+                    }
+
+                    // list page
+                    if (plugins[0] && (length = Object.keys(resources.plugins).length)) {
+                        content = jQuery.substitute(content, {updates: length, type: 'plugins'});
+                        button = jQuery.substitute(button, {Type: 'All Plugins', location: GravAdmin.config.base_url_relative + '/plugins'});
+                        plugins.html('<p>' + icon + content + button + '</p>');
+
+                        var plugin, url;
+                        $.each(resources.plugins, function (key, value) {
+                            plugin = $('[data-gpm-plugin="' + key + '"] .gpm-name');
+                            url = plugin.find('a');
+                            plugin.append('<a href="' + url.attr('href') + '"><span class="badge update">Update available!</span></a>');
+
+                        });
+                    }
+
+                    if (themes[0] && (length = Object.keys(resources.themes).length)) {
+                        content = jQuery.substitute(content, {updates: length, type: 'themes'});
+                        button = jQuery.substitute(button, {Type: 'All Themes', location: GravAdmin.config.base_url_relative + '/themes'});
+                        themes.html('<p>' + icon + content + button + '</p>');
+
+                        var theme, url;
+                        $.each(resources.themes, function (key, value) {
+                            theme = $('[data-gpm-theme="' + key + '"]');
+                            url = theme.find('.gpm-name a');
+                            theme.append('<div class="gpm-ribbon"><a href="' + url.attr('href') + '">UPDATE</a></div>');
+                        });
+                    }
+
+                    // details page
+                    var type = 'plugin',
+                        details = $('.grav-update.plugin')[0];
+
+                    if (!details) {
+                        details = $('.grav-update.theme')[0];
+                        type = 'theme';
+                    }
+
+                    if (details){
+                        var slug = $('[data-gpm-' + type + ']').data('gpm-' + type),
+                            Type = type.charAt(0).toUpperCase() + type.substring(1);
+
+                        content = '<strong>v{available}</strong> of this ' + type + ' is now available!';
+                        content = jQuery.substitute(content, {available: resources[type + 's'][slug].available});
+                        button  = jQuery.substitute(button, {Type: Type, location: GravAdmin.config.base_url_relative + '/' + type + 's/' + slug});
+                        $(details).html('<p>' + icon + content + button + '</p>');
+                    }
+                }
+            }
+        });
+    };
+    GPMRefresh();
 });
diff --git a/themes/grav/templates/dashboard.html.twig b/themes/grav/templates/dashboard.html.twig
index 583b8f82..439f2ea8 100644
--- a/themes/grav/templates/dashboard.html.twig
+++ b/themes/grav/templates/dashboard.html.twig
@@ -47,7 +47,7 @@
                     </div>
                 </div>
                 <div class="flush-bottom button-bar">
-                    <button href="#" class="button"><i class="fa fa-cloud-download"></i> Update</button>
+                    <button data-maintenance-update="{{ base_url_relative }}/update.json/task:update" class="button"><i class="fa fa-cloud-download"></i> Update</button>
                     <button href="#" class="button"><i class="fa fa-database"></i> Backup</button>
                 </div>
             </div>
diff --git a/themes/grav/templates/partials/plugins-details.html.twig b/themes/grav/templates/partials/plugins-details.html.twig
index 1cc9cdcb..58cb7140 100644
--- a/themes/grav/templates/partials/plugins-details.html.twig
+++ b/themes/grav/templates/partials/plugins-details.html.twig
@@ -85,7 +85,7 @@
 
     <div class="button-bar danger">
         <span class="danger-zone"></span>
-        <a class="button" href="#"><i class="fa fa-fw fa-warning"></i>Remove Plugin</a>
+        <a class="button" href="{{ base_url_relative }}/plugins/{{ plugin.slug }}/task:uninstall"><i class="fa fa-fw fa-warning"></i>Remove Plugin</a>
     </div>
 {% else %}
     <div class="button-bar success">
diff --git a/themes/grav/templates/partials/themes-details.html.twig b/themes/grav/templates/partials/themes-details.html.twig
index eb8a7527..006acde4 100644
--- a/themes/grav/templates/partials/themes-details.html.twig
+++ b/themes/grav/templates/partials/themes-details.html.twig
@@ -1,5 +1,5 @@
 {% set gpm = admin.gpm() %}
-{% set installed = gpm.isPluginInstalled(admin.route) %}
+{% set installed = gpm.isThemeInstalled(admin.route) %}
 
 <div class="grav-update theme" data-gpm-theme="{{ admin.route }}">
     {% if installed and gpm.isThemeUpdatable(admin.route) %}
@@ -90,7 +90,7 @@
 
     <div class="button-bar danger">
         <span class="danger-zone"></span>
-        <a class="button" href="#"><i class="fa fa-fw fa-warning"></i>Remove Theme</a>
+        <a class="button" href="{{ base_url_relative }}/themes/{{ theme.slug }}/task:uninstall"><i class="fa fa-fw fa-warning"></i>Remove Theme</a>
     </div>
 {% else %}
     <div class="button-bar success">
diff --git a/themes/grav/templates/update.json.twig b/themes/grav/templates/update.json.twig
new file mode 100644
index 00000000..6774c8cd
--- /dev/null
+++ b/themes/grav/templates/update.json.twig
@@ -0,0 +1,4 @@
+{% if admin.json_response %}
+{% set output = {'status':admin.json_response[0], 'message':admin.json_response[1] } %}
+{{ output|json_encode }}
+{% endif %}