Best Open Source Team Collaboration Projects

Plane

The open source project management tool.

Zulip

Chat for distributed teams.

Wekan

The open-source Trello-like Kanban.

Passbolt

Team password sharing built on OpenPGP, with the paid tier open source too

Content collaboration and file sharing platform

SOGo

A fully supported and trusted groupware server.

Parabol

Open-source workspace for retrospectives, sprint planning and team check-ins

Twake

The open Digital Workplace for team collaboration.

Taiga

Free and open-source project management system for agile teams.

Constable

Phoenix app for company announcements and discussions

PopSpace

An open-source virtual canvas that brings remote teams back into the same room

Groupware server for email, calendar, contacts and projects

Groupware and CRM for small and mid-size teams

Tracim

Collaborative software designed for team knowledge management.

Open-source groupware and CRM suite

PasswordCockpit

A no-frills, Docker-deployable vault for teams who just need shared credential storage

Online collaboration and project management suite

Guild

Self-hosted team management with Solana coin rewards

The most secure collaboration platform.