Etherpad is a highly customizable Open Source online editor providing collaborative editing in really real-time.
Cost / License
- Free
- Open Source (Apache-2.0)
Application type
Platforms
- Online
- Self-Hosted
- Sandstorm
- Cloudron

Indigrid is described as 'A new medium for your ideas—augment your thinking with a text editor designed for structuring lists. Side-by-side views allow 3 modes of thinking' and is a Note-taking tool in the office & productivity category. There are more than 100 alternatives to Indigrid for a variety of platforms, including Mac, Windows, Web-based, Linux and iPhone apps. The best Indigrid alternative is Notesnook, which is both free and Open Source. Other great apps like Indigrid are Zim, TiddlyWiki, CryptPad and CherryTree.
Etherpad is a highly customizable Open Source online editor providing collaborative editing in really real-time.

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