mk6i/open-oscar-server
★ 1,584 stars
Covered in week 2026-W36 · the 2026-09 report
Self-hostable instant messaging server compatible with classic AIM and ICQ clients written in golang. (Independently developed, not affiliated with or endorsed by AOL)
What open-oscar-server is
Open OSCAR Server is an open-source instant messaging server compatible with classic AIM and ICQ clients written in golang.
From the repository README · read it on GitHub →
Transcript
Classic AIM and ICQ clients have had nowhere left to sign on. open-oscar-server is a self-hostable instant messaging server written in Go that revives both networks. It serves buddy lists, away messages, chat rooms, buddy icons, user profiles, and file sharing, while ICQ clients gain offline messaging. Direct Connect file transfers stay LAN-only, but your old screen name finally signs on.