Tracim is a collaboration tool designed for letting small teams work efficiently. It embed all features you will need as a team, from spaces and notifications to all production ready features: notes, comments, threads, news, drive, calendar, etc. The purpose of Tracim is to allow virtually anybody to collaborate without to need training. UI is simple, features share a common design, everything is engineered with efficienty in mind. Everything is historized, notifications are efficient for both real-time collaboration and async communication. You have everthing in one unique place for project tracking, knowledge management, document writing, team communication and organization, etc. Tracim is an free/libre open source software. It is available as a Saas or for self-hosting. The company behind Tracim offer optionnal professionnal services.