Retrospectiva : Retrospectiva is an open source, web-based, project management and bug-tracking tool.
It is intended to assist the collaborative aspect of work carrie...
Zulip : Zulip is a powerful, open source group chat application that combines the immediacy of real-time chat with the productivity benefits of threaded conve...
Basecamp : Basecamp is a web-based project management tool. Its primary features are to-do lists, milestone management, forum-like messaging, file sharing, and t...