Top COLLABORATION GitHub Repositories & Tools (2026)

A document management and version control plugin that allows teams of any size to collaboratively edit files and manage their workflow.

Open-source, self-hosted workspace with installable tools. Mail, boards, docs, chat, todos, files, calendar, and video rooms. Deploy with ONCE, Kamal, or Docker.

Open-source feature management platform

Tasks, copy, schedules, suppliers and files for every project you run. Self-hosted, one container, one file to back up.

A self-hosted workspace where people and coding agents work together across projects, sessions, and providers.

The Open Context Layer for Data and AI , OpenMetadata is the open platform for building trusted data context and business semantics for humans, AI assistants, and agents.