Awesome

chroma-cam

Real-time green-screen effect in the browser, using your webcam.

Requires Node.js 0.8+

npm install
npm start

The project requires ffmpeg to create video thumbnails. It uses a custom buildpack, so you need to specify it in your ENV config:

heroku config:set BUILDPACK_URL=https://github.com/ddollar/heroku-buildpack-multi