Etherpad is an open source web-based collaborative real-time editor, allowing authors to simultaneously edit a text document leave comments, and interact with others using an integrated chat.
Etherpad is implemented in JavaScript, on top of the AppJet platform, with the real-time functionality achieved using Comet streaming.
The software is released under an open source license.
Key Features
- Well designed spartan interface.
- Simple text formatting features.
- “Time slider” – explore the history of a pad.
- Download documents in plain text, PDF, Microsoft Word, Open Document, and HTML.
- Auto-saves the document at regular, short intervals.
- Highly customizable.
- Client side plugins extend the editor functionality.
- Hundreds of plugins extend Etherpad including support for email notifications, pad management, authentication.
- Accessibility enabled.
- Interact with Pad contents in real time from within Node and from your CLI.
Website: etherpad.org
Support: GitHub code repository
Developer: David Greenspan, Aaron Iba, J.D. Zamfiresc, Daniel Clemens, David Cole
License: Apache License Version 2.0

Etherpad is written in JavaScript. Learn JavaScript with our recommended free books and free tutorials.
Related Software
| Collaborative Editing Tools | |
|---|---|
| ONLYOFFICE | Multifunctional cloud online office suite |
| Etherpad | Web-based collaborative real-time editor |
| Foam | Personal knowledge management and sharing system |
| CodiMD | Realtime collaborative markdown notes taking inspiration from Hackpad |
| ProseMirror | Rich semantic content editor |
| CryptPad | Realtime collaborative editor |
| HedgeDoc | Create real-time collaborative markdown notes |
| Notes | Distraction free notes taking app for Nextcloud |
| Firepad | Full-featured text editor |
| Gobby | Supporting multiple documents in one session and a multi-user chat |
Read our verdict in the software roundup.
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