RegPack : RegPack is a packer intended for use on minified Javascript code.
It is mostly suited to small size constraints (1kb, up to 4kb).
YAML Builder : A tool for visual layout development of YAML based CSS layouts
HedgeDoc : HedgeDoc (formerly known as CodiMD) is an open-source, web-based, self-hosted, collaborative markdown editor.
You can use it to easily collaborate on ...
Etherpad is an Open Source online editor providing collaborative editing in really real-time powered by Node.js