What is XMPP?
XMPP is an open standard for instant messages as well as voice and video chat. With XMPP, you can send and receive messages between users on thousands of different chat providers.
How to connect
Usually, you only need your user address and password to configure your chat application.
Your user address is firstname.lastname@example.org.
For advanced users and/or troubleshooting:
- C2S port
- 5222 (StartTLS), 5223 (TLS)
- S2S port
- Bosh URL
- In-band Registration
Multi-user Chat (MUC)
The server is host to a variety of chat rooms. The server's MUC domain is kosmos.chat. Thus, room addresses look like email@example.com. Only local users (with a kosmos.org address) are currently allowed to create chat rooms on kosmos.chat.
Come talk to us in firstname.lastname@example.org!
You can connect to the XMPP server directly from the Tor network. The configuration is the same as for clearnet, except for the server to connect to: