diff --git a/public/src/client/footer.js b/public/src/client/footer.js
index 7dcdade78b..7bc187921e 100644
--- a/public/src/client/footer.js
+++ b/public/src/client/footer.js
@@ -75,6 +75,7 @@ define('forum/footer', ['notifications', 'chat', 'components', 'translator'], fu
 		socket.on('event:new_post', onNewPost);
 	}
 
+	// DEPRECATED: remove in 1.8.0
 	if (app.user.uid) {
 		socket.emit('user.getUnreadCounts', function (err, data) {
 			if (err) {
diff --git a/src/cli/index.js b/src/cli/index.js
index 0bc95a7c6d..aa7ef2c257 100644
--- a/src/cli/index.js
+++ b/src/cli/index.js
@@ -3,7 +3,7 @@
 var fs = require('fs');
 var path = require('path');
 
-var packageInstall = require('../meta/package-install');
+var packageInstall = require('./package-install');
 var dirname = require('./paths').baseDir;
 
 // check to make sure dependencies are installed
@@ -12,12 +12,17 @@ try {
 } catch (e) {
 	if (e.code === 'ENOENT') {
 		console.warn('package.json not found.');
-		console.log('Populating package.json...\n');
+		console.log('Populating package.json...');
 
 		packageInstall.updatePackageFile();
 		packageInstall.preserveExtraneousPlugins();
 
-		console.log('OK'.green + '\n'.reset);
+		try {
+			require('colors');
+			console.log('OK'.green);
+		} catch (e) {
+			console.log('OK');
+		}
 	} else {
 		throw e;
 	}
@@ -33,7 +38,7 @@ try {
 		console.warn('Dependencies not yet installed.');
 		console.log('Installing them now...\n');
 
-		packageInstall.npmInstallProduction();
+		packageInstall.installAll();
 
 		require('colors');
 		console.log('OK'.green + '\n'.reset);
diff --git a/src/meta/package-install.js b/src/cli/package-install.js
similarity index 86%
rename from src/meta/package-install.js
rename to src/cli/package-install.js
index 4dba482b70..5f6f9917a5 100644
--- a/src/meta/package-install.js
+++ b/src/cli/package-install.js
@@ -29,15 +29,27 @@ function updatePackageFile() {
 
 exports.updatePackageFile = updatePackageFile;
 
-function npmInstallProduction() {
+function installAll() {
 	process.stdout.write('\n');
-	cproc.execSync('npm i --production', {
+
+	var prod = global.env !== 'development';
+	var command = 'npm install';
+	try {
+		var packageManager = require('nconf').get('package_manager');
+		if (packageManager === 'yarn') {
+			command = 'yarn';
+		}
+	} catch (e) {
+		// ignore
+	}
+
+	cproc.execSync(command + (prod ? ' --production' : ''), {
 		cwd: path.join(__dirname, '../../'),
 		stdio: [0, 1, 2],
 	});
 }
 
-exports.npmInstallProduction = npmInstallProduction;
+exports.installAll = installAll;
 
 function preserveExtraneousPlugins() {
 	// Skip if `node_modules/` is not found or inaccessible
diff --git a/src/cli/upgrade-plugins.js b/src/cli/upgrade-plugins.js
index e67f634f31..3be00cb5d1 100644
--- a/src/cli/upgrade-plugins.js
+++ b/src/cli/upgrade-plugins.js
@@ -7,9 +7,18 @@ var cproc = require('child_process');
 var semver = require('semver');
 var fs = require('fs');
 var path = require('path');
+var nconf = require('nconf');
 
 var paths = require('./paths');
 
+var packageManager = nconf.get('package_manager');
+var packageManagerExecutable = packageManager === 'yarn' ? 'yarn' : 'npm';
+var packageManagerInstallArgs = packageManager === 'yarn' ? ['add'] : ['install', '--save'];
+
+if (process.platform === 'win32') {
+	packageManagerExecutable += '.cmd';
+}
+
 var dirname = paths.baseDir;
 
 function getModuleVersions(modules, callback) {
@@ -85,7 +94,7 @@ function getInstalledPlugins(callback) {
 }
 
 function getCurrentVersion(callback) {
-	fs.readFile(path.join(dirname, 'package.json'), { encoding: 'utf-8' }, function (err, pkg) {
+	fs.readFile(path.join(dirname, 'install/package.json'), { encoding: 'utf-8' }, function (err, pkg) {
 		if (err) {
 			return callback(err);
 		}
@@ -106,8 +115,8 @@ function checkPlugins(standalone, callback) {
 
 	async.waterfall([
 		async.apply(async.parallel, {
-			plugins: async.apply(getInstalledPlugins),
-			version: async.apply(getCurrentVersion),
+			plugins: getInstalledPlugins,
+			version: getCurrentVersion,
 		}),
 		function (payload, next) {
 			var toCheck = Object.keys(payload.plugins);
@@ -194,13 +203,12 @@ function upgradePlugins(callback) {
 
 			if (['y', 'Y', 'yes', 'YES'].indexOf(result.upgrade) !== -1) {
 				console.log('\nUpgrading packages...');
-				var args = ['i'];
-				found.forEach(function (suggestObj) {
-					args.push(suggestObj.name + '@' + suggestObj.suggested);
-				});
+				var args = packageManagerInstallArgs.concat(found.map(function (suggestObj) {
+					return suggestObj.name + '@' + suggestObj.suggested;
+				}));
 
-				cproc.execFile((process.platform === 'win32') ? 'npm.cmd' : 'npm', args, { stdio: 'ignore' }, function (err) {
-					callback(err, true);
+				cproc.execFile(packageManagerExecutable, args, { stdio: 'ignore' }, function (err) {
+					callback(err, false);
 				});
 			} else {
 				console.log('Package upgrades skipped'.yellow + '. Check for upgrades at any time by running "'.reset + './nodebb upgrade -p'.green + '".'.reset);
diff --git a/src/cli/upgrade.js b/src/cli/upgrade.js
index 783681bb10..e5ab2b6c0c 100644
--- a/src/cli/upgrade.js
+++ b/src/cli/upgrade.js
@@ -3,7 +3,7 @@
 var async = require('async');
 var nconf = require('nconf');
 
-var packageInstall = require('../meta/package-install');
+var packageInstall = require('./package-install');
 var upgrade = require('../upgrade');
 var build = require('../meta/build');
 var db = require('../database');
@@ -22,7 +22,7 @@ var steps = {
 	install: {
 		message: 'Bringing base dependencies up to date...',
 		handler: function (next) {
-			packageInstall.npmInstallProduction();
+			packageInstall.installAll();
 			next();
 		},
 	},
diff --git a/src/middleware/header.js b/src/middleware/header.js
index 3824ff6fc3..5a896fcdd7 100644
--- a/src/middleware/header.js
+++ b/src/middleware/header.js
@@ -6,6 +6,8 @@ var jsesc = require('jsesc');
 
 var db = require('../database');
 var user = require('../user');
+var topics = require('../topics');
+var messaging = require('../messaging');
 var meta = require('../meta');
 var plugins = require('../plugins');
 var navigation = require('../navigation');
@@ -109,10 +111,16 @@ module.exports = function (middleware) {
 							next(null, translated);
 						});
 					},
-					navigation: async.apply(navigation.get),
+					navigation: navigation.get,
 					tags: async.apply(meta.tags.parse, req, data, res.locals.metaTags, res.locals.linkTags),
 					banned: async.apply(user.isBanned, req.uid),
 					banReason: async.apply(user.getBannedReason, req.uid),
+
+					unreadTopicCount: async.apply(topics.getTotalUnread, req.uid),
+					unreadNewTopicCount: async.apply(topics.getTotalUnread, req.uid, 'new'),
+					unreadWatchedTopicCount: async.apply(topics.getTotalUnread, req.uid, 'watched'),
+					unreadChatCount: async.apply(messaging.getUnreadCount, req.uid),
+					unreadNotificationCount: async.apply(user.notifications.getUnreadCount, req.uid),
 				}, next);
 			},
 			function (results, next) {
@@ -131,8 +139,45 @@ module.exports = function (middleware) {
 
 				setBootswatchCSS(templateValues, res.locals.config);
 
+				var unreadCount = {
+					topic: results.unreadTopicCount || 0,
+					newTopic: results.unreadNewTopicCount || 0,
+					watchedTopic: results.unreadWatchedTopicCount || 0,
+					chat: results.unreadChatCount || 0,
+					notification: results.unreadNotificationCount || 0,
+				};
+				Object.keys(unreadCount).forEach(function (key) {
+					if (unreadCount[key] > 99) {
+						unreadCount[key] = '99+';
+					}
+				});
+
+				results.navigation = results.navigation.map(function (item) {
+					if (item.originalRoute === '/unread' && results.unreadTopicCount > 0) {
+						return Object.assign({}, item, {
+							content: unreadCount.topic,
+							iconClass: item.iconClass + ' unread-count',
+						});
+					}
+					if (item.originalRoute === '/unread/new' && results.unreadNewTopicCount > 0) {
+						return Object.assign({}, item, {
+							content: unreadCount.newTopic,
+							iconClass: item.iconClass + ' unread-count',
+						});
+					}
+					if (item.originalRoute === '/unread/watched' && results.unreadWatchedTopicCount > 0) {
+						return Object.assign({}, item, {
+							content: unreadCount.watchedTopic,
+							iconClass: item.iconClass + ' unread-count',
+						});
+					}
+
+					return item;
+				});
+
 				templateValues.browserTitle = results.browserTitle;
 				templateValues.navigation = results.navigation;
+				templateValues.unreadCount = unreadCount;
 				templateValues.metaTags = results.tags.meta;
 				templateValues.linkTags = results.tags.link;
 				templateValues.isAdmin = results.user.isAdmin;
diff --git a/src/navigation/index.js b/src/navigation/index.js
index 9aec34dd25..0712ce79f5 100644
--- a/src/navigation/index.js
+++ b/src/navigation/index.js
@@ -19,15 +19,16 @@ navigation.get = function (callback) {
 			data = data.filter(function (item) {
 				return item && item.enabled;
 			}).map(function (item) {
+				item.originalRoute = item.route;
+
 				if (!item.route.startsWith('http')) {
 					item.route = nconf.get('relative_path') + item.route;
 				}
 
-				for (var i in item) {
-					if (item.hasOwnProperty(i)) {
-						item[i] = translator.unescape(item[i]);
-					}
-				}
+				Object.keys(item).forEach(function (key) {
+					item[key] = translator.unescape(item[key]);
+				});
+
 				return item;
 			});
 
diff --git a/src/plugins/install.js b/src/plugins/install.js
index 7bd407ca08..da03fd8d71 100644
--- a/src/plugins/install.js
+++ b/src/plugins/install.js
@@ -13,6 +13,23 @@ var meta = require('../meta');
 var pubsub = require('../pubsub');
 var events = require('../events');
 
+var packageManager = nconf.get('package_manager') === 'yarn' ? 'yarn' : 'npm';
+var packageManagerExecutable = packageManager;
+var packageManagerCommands = {
+	yarn: {
+		install: 'add',
+		uninstall: 'remove',
+	},
+	npm: {
+		install: 'install',
+		uninstall: 'uninstall',
+	},
+};
+
+if (process.platform === 'win32') {
+	packageManagerExecutable += '.cmd';
+}
+
 module.exports = function (Plugins) {
 	if (nconf.get('isPrimary') === 'true') {
 		pubsub.on('plugins:toggleInstall', function (data) {
@@ -95,7 +112,7 @@ module.exports = function (Plugins) {
 				setImmediate(next);
 			},
 			function (next) {
-				runNpmCommand(type, id, version || 'latest', next);
+				runPackageManagerCommand(type, id, version || 'latest', next);
 			},
 			function (next) {
 				Plugins.get(id, next);
@@ -107,8 +124,12 @@ module.exports = function (Plugins) {
 		], callback);
 	}
 
-	function runNpmCommand(command, pkgName, version, callback) {
-		cproc.execFile((process.platform === 'win32') ? 'npm.cmd' : 'npm', [command, pkgName + (command === 'install' ? '@' + version : ''), '--save'], function (err, stdout) {
+	function runPackageManagerCommand(command, pkgName, version, callback) {
+		cproc.execFile(packageManagerExecutable, [
+			packageManagerCommands[packageManager][command],
+			pkgName + (command === 'install' ? '@' + version : ''),
+			'--save',
+		], function (err, stdout) {
 			if (err) {
 				return callback(err);
 			}
@@ -125,7 +146,7 @@ module.exports = function (Plugins) {
 
 	function upgrade(id, version, callback) {
 		async.waterfall([
-			async.apply(runNpmCommand, 'install', id, version || 'latest'),
+			async.apply(runPackageManagerCommand, 'install', id, version || 'latest'),
 			function (next) {
 				Plugins.isActive(id, next);
 			},