head to head · open source
onedev vs paca
onedev has 15,257 GitHub stars, 979 forks, 0 open issues and last shipped today. paca has 1,836 stars, 154 forks, 8 open issues and last shipped 2 days ago. onedev leads on adoption by 731% (15,257 vs 1,836 stars). onedev is written in Java under MIT; paca is written in Go under Apache-2.0. onedev has attracted 6% as many forks as stars, paca 8%. onedev was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (self-hosted), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| onedev | paca | |
|---|---|---|
| GitHub stars | ★ 15K | ★ 1.8K |
| License | MIT | Apache-2.0 |
| Written in | Java | Go |
| Last push | 2026-09-20 | 2026-09-18 |
| Forks | ⑂ 979 | ⑂ 154 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick onedev if
- You weight community size — 15K stars and counting
- You want the MIT license terms
- Your stack matches Java
- You value the larger contributor base for long-term maintenance
pick paca if
- You want the paca feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches Go
- You evaluated both and paca fits your workflow better
About onedev
OneDev is a self hosted, MIT licensed development platform written in Java that unifies Git hosting, code review, issue tracking, Kanban boards, service desk, time tracking, packages, and CI/CD in one system, aimed at teams that run the whole development lifecycle on their own infrastructure.
read the full onedev overview →
About paca
Paca is a free, open source, self hosted, AI native project management platform in which human Scrum teams and AI agents work as equal teammates on the same board, the same sprints, and the same goals.
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Frequently asked questions
Is onedev or paca more popular?
onedev has 15,257 GitHub stars and paca has 1,836. onedev has the larger community by that measure.
Are onedev and paca free?
Both are open source. onedev is licensed under MIT and paca under Apache-2.0. Neither carries a licence fee.
What is the difference between onedev and paca?
onedev is written in Java and paca in Go. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, onedev or paca?
Choose onedev if you want the larger community (15,257 stars) or its MIT licence terms. Choose paca if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.