For installing you need make this actions: {{{ #!sh cd "path to public folder of your web-server" git clone https://github.com/KIT-IPE/katrinTankViewer.git "folder name for repository" cd "folder name for repository" git submodule init && git submodule update --recursive }}} Now demo app is accessible from path: localhost/"folder name for repository"/app For using demo app, you need WebGL-compatible web browser. *Sometimes you need enable WebGL in your browser. How make this you can read here: 1. [http://www.infewbytes.com/?p=144 FireFox] 2. [http://askubuntu.com/questions/299345/how-to-enable-webgl-in-chrome-on-ubuntu Chrome or Chromium] 3. [https://discussions.apple.com/thread/3300585?start=0 Safari Desktop]