Topic
Open-source startups tagged #collaboration
15 open-source startups in this directory carry the GitHub topic #collaboration. 12 pushed code in the last 30 days, 1 has been quiet for 31–120 days, 2 have not pushed in over 120 days or are archived. Topics are set by each repository’s own maintainers, so this is what those projects chose to call themselves rather than a category we assigned.
Ship status
12 of 15 pushed in the last 30 days.
The list
All 15, most-starred first.
The last column is the most recent push to any branch, by a person or a bot — it is not a claim that anyone is maintaining the project, and a quiet repository may be a finished one.
| Project | What it does | Stars | Ship status | Last push |
|---|---|---|---|---|
 excalidrawexcalidraw/excalidrawStill shipping | Virtual whiteboard for sketching hand-drawn like diagrams | 133.7K | Still shipping | |
 Rocket.ChatRocketChat/Rocket.ChatStill shipping | The Secure CommsOS™ for mission-critical operations | 46.2K | Still shipping | |
 cobaltimputnet/cobaltGone silent | best way to save what you love | 44.9K | Gone silent | |
 mattermostmattermost/mattermostStill shipping | Mattermost is an open source platform for secure collaboration across the entire software development lifecycle.. | 39.3K | Still shipping | |
 servernextcloud/serverStill shipping | ☁️ Nextcloud server, a safe home for all your data | 37.1K | Still shipping | |
 focalboardmattermost-community/focalboardGone silent | Focalboard is an open source, self-hosted alternative to Trello, Notion, and Asana. | 26.5K | Gone silent | |
 zulipzulip/zulipStill shipping | Zulip server and web application. Open-source team chat that helps teams stay productive and focused. | 26K | Still shipping | |
 linkwardenlinkwarden/linkwardenStill shipping | ⚡️⚡️⚡️ Self-hosted collaborative bookmark manager to collect, read, annotate, and fully preserve what matters, all in one place. | 20.1K | Still shipping | |
 etherpadether/etherpad-liteStill shipping | Etherpad: A modern really-real-time collaborative document editor. | 18.6K | Still shipping | |
 bitteambit/bitStill shipping | AI-powered development workspaces with reusable components, architectural clarity and zero overhead. | 18.5K | Still shipping | |
 drawnixplait-board/drawnixSlowed | 开源白板工具（SaaS），一体化白板，包含思维导图、流程图、自由画等。All in one open-source whiteboard tool with mind, flowchart, freehand and etc. | 14.9K | Slowed | |
 unleashUnleash/unleashStill shipping | Open-source feature management platform | 13.9K | Still shipping | |
 chattinode/chatStill shipping | Instant messaging platform. Backend in Go. Clients: Swift iOS, Java Android, JS webapp, scriptable command line; chatbots | 13.5K | Still shipping | |
 plankaplankanban/plankaStill shipping | Elegant open source project tracking. Self-hosted Kanban for teams — free Community edition, with PLANKA Pro for organisations. | 12.6K | Still shipping | |
 wandbwandb/wandbStill shipping | The AI developer platform. Use Weights & Biases to train and fine-tune models, and manage models from experimentation to production. | 11.3K | Still shipping |
Related collections
Sideways from here.
The 8 largest other topics in the directory, then the other ways to slice it.