MindMeister is a collaborative mind mapping software that allows its users to visualize their thoughts.

Gingko lets you shape your ideas with lists, outlines and cards, all in the same clean interface.

Overleaf is a collection of real-time collaborative writing and publishing tools.

Etherpad (EtherPad)Archived copy EtherPad Open Source Release, Google Code is a web-based collaborative real-time editor, allowing authors to simultaneously e…

CryptPad is the zero knowledge realtime collaborative editor.

Jitsi Meet is an open-source (Apache) WebRTC JavaScript application that uses Jitsi Videobridge to provide high quality, scalable video conferences.