Open OSCAR Server: Open-Source IM Server Compatible with AIM and ICQ Clients
Summary
Open OSCAR Server is an open-source instant messaging server written in Go that provides compatibility with classic AIM and ICQ clients. The project is designed to be self-hostable, with a Management API for administering users, sessions, and chat rooms, and detailed guides for running on Linux, macOS, and Windows. It emphasizes independence from large vendors and offers community resources for collaboration and support.