What is a Jabber and ICQ?

Related questions

1. Does Facebook have chat rooms?
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3. What is a conceptual question?
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5. What is Jabber message?
6. What is Jabber chat?
7. What was the first instant messenger?
8. What are active skills?
9. Do chat rooms still exist in 2018?
10. Are there still AOL chat rooms?

Tags

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4. #internet
5. #efforts
6. #platform
7. #client
8. #anyone
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13. #their
14. #based
15. #messaging
16. #linux
17. #developers
18. #source
19. #instant
20. #produce
21. #jabber
22. #apache