Gobby - text editor for collaborative editing
Gobby is a collaborative editor that supports multiple documents in one session and multi-user chat. This means that it gives you the ability to edit files simultaneously with other users over the network.
Features
* Realtime collaboration through encrypted connections (including PFS)
* Each user has its own colour to be identified by others
* Local group Undo
* Group chat
* Shows cursors and selections of remote users
* Sidebar with all the others having joined the session
* Syntax highlighting, auto indentation, configurable tab width
* Multiple documents in one session
* Zeroconf support (optional)
* Unicode support
* Internationalisation
* Highly configurable dedicated server
* Sophisticated Access Control Lists (ACLs)