diff --git a/.gitignore b/.gitignore
index 36c1efd..f48b3c6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,5 +1,4 @@
 node_modules
-bower_components
 composer.phar
 composer.lock
 .env.*.php
diff --git a/README.md b/README.md
index 78ff638..8806b06 100644
--- a/README.md
+++ b/README.md
@@ -44,13 +44,13 @@ Prerequisite
 
 - Node.js 4.x or up (test up to 6.7.0)
 - Database (PostgreSQL, MySQL, MariaDB, SQLite, MSSQL) use charset `utf8`
-- npm and bower
+- npm
 
 Get started
 ---
 
 1. Download a release and unzip or clone into a directory
-2. Enter the directory and type `bin/setup`, which will install npm/bower dependencies and create configs. The setup script is written in Bash, you would need bash as a prerequisite.
+2. Enter the directory and type `bin/setup`, which will install npm dependencies and create configs. The setup script is written in Bash, you would need bash as a prerequisite.
 3. Setup the configs, see more below
 4. Setup environment variables which will overwrite the configs
 5. Build front-end bundle by `npm run build:prod` (use `npm run build:dev` if you are in development)
@@ -63,7 +63,7 @@ If you are upgrading HackMD from an older version, follow these steps:
 
 1. Fully stop your old server first (important)
 2. `git pull` or do whatever that updates the files
-3. `npm install && bower install` to update dependencies
+3. `npm install` to update dependencies
 4. Modify the file named `.sequelizerc`, change the value of the variable `url` with your db connection string
    For example: `postgres://username:password@localhost:5432/hackmd`
 5. Run `node_modules/.bin/sequelize db:migrate`, this step will migrate your db to the latest schema
diff --git a/app.js b/app.js
index 1b2874a..776ad8d 100644
--- a/app.js
+++ b/app.js
@@ -113,7 +113,6 @@ app.use(i18n.init);
 // routes without sessions
 // static files
 app.use('/', express.static(__dirname + '/public', { maxAge: config.staticcachetime }));
-app.use('/vendor/', express.static(__dirname + '/bower_components', { maxAge: config.staticcachetime }));
 
 //session
 app.use(session({
@@ -479,7 +478,7 @@ app.post('/uploadimage', function (req, res) {
         } else {
             if (config.debug)
                 logger.info('SERVER received uploadimage: ' + JSON.stringify(files.image));
-                
+
             try {
                 switch (config.imageUploadType) {
                 case 'filesystem':
diff --git a/bin/heroku b/bin/heroku
index 9c06c27..f30b2b2 100755
--- a/bin/heroku
+++ b/bin/heroku
@@ -3,7 +3,7 @@
 set -e
 
 if [ "$BUILD_ASSETS" = true ]; then
-  BUILD_ASSETS=false npm install && npm run assets:install
+  BUILD_ASSETS=false npm install
 
   # setup config files
   cat << EOF > .sequelizerc
diff --git a/bin/setup b/bin/setup
index 19edeec..e24d4de 100755
--- a/bin/setup
+++ b/bin/setup
@@ -16,12 +16,6 @@ EOF
   exit 0
 fi
 
-if ! type bower > /dev/null
-then
-  echo "bower is not installed, install via npm"
-  npm install -g bower
-fi
-
 echo "copy config files"
 if [ ! -f config.json ]; then
   cp config.json.example config.json
@@ -35,8 +29,8 @@ if [ ! -f .sequelizerc ]; then
   cp .sequelizerc.example .sequelizerc
 fi
 
-echo "install npm and bower packages"
-BUILD_ASSETS=false npm install && bower install
+echo "install npm packages"
+BUILD_ASSETS=false npm install
 
 cat << EOF
 
diff --git a/bower.json b/bower.json
deleted file mode 100644
index c0ebef6..0000000
--- a/bower.json
+++ /dev/null
@@ -1,40 +0,0 @@
-{
-  "name": "hackmd",
-  "description": "Realtime collaborative markdown notes on all platforms.",
-  "main": "app.js",
-  "license": "MIT",
-  "homepage": "https://github.com/hackmdio/hackmd",
-  "moduleType": [
-    "node"
-  ],
-  "ignore": [
-    "**/.*",
-    "node_modules",
-    "bower_components",
-    "test",
-    "tests"
-  ],
-  "dependencies": {
-    "bootstrap": "~3.3.7",
-    "font-awesome": "~4.6.3",
-    "Ionicons": "ionicons#~2.0.1",
-    "reveal.js": "~3.3.0",
-    "spin.js": "~2.3.2",
-    "moment": "~2.15.1",
-    "handlebars": "~4.0.5",
-    "js-yaml": "~3.6.1",
-    "raphael": "~2.2.6",
-    "mermaid": "^6.0.0",
-    "MathJax": "^2.7.0",
-    "octicons": "~3.5.0",
-    "velocity": "^1.3.1",
-    "randomcolor": "randomColor#^0.4.4",
-    "Idle.Js": "idle.js#^1.0.0",
-    "gist-embed": "*",
-    "emojify.js": "^1.1.0",
-    "select2": "3.5.4"
-  },
-  "resolutions": {
-    "jquery": "~3.1.1"
-  }
-}
diff --git a/package.json b/package.json
index 4c7cbb1..5203e54 100644
--- a/package.json
+++ b/package.json
@@ -7,7 +7,6 @@
   "scripts": {
     "build:dev": "webpack --config webpack.config.js --progress --colors --watch",
     "build:prod": "webpack --config webpack.production.js --progress --colors",
-    "assets:install": "bower install",
     "postinstall": "bin/heroku",
     "start": "node app.js"
   },
@@ -142,8 +141,6 @@
   "devDependencies": {
     "babel-core": "^6.17.0",
     "babel-loader": "^6.2.5",
-    "bower": "^1.7.9",
-    "bower-webpack-plugin": "^0.1.9",
     "copy-webpack-plugin": "^4.0.1",
     "css-loader": "^0.25.0",
     "ejs-loader": "^0.3.0",