head to head · open source
Leantime vs paca
Leantime has 11,958 GitHub stars, 1,169 forks, 328 open issues and last shipped 4 days ago. paca has 2,024 stars, 185 forks, 8 open issues and last shipped yesterday. Leantime leads on adoption by 491% (11,958 vs 2,024 stars). Leantime is written in PHP under AGPL-3.0; paca is written in Go under Apache-2.0. Leantime has attracted 10% as many forks as stars, paca 9%. paca was the more recently maintained of the two, and both are self-hostable with no licence fee.
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
| Leantime | paca | |
|---|---|---|
| GitHub stars | ★ 12K | ★ 2.0K |
| License | AGPL-3.0 | Apache-2.0 |
| Written in | PHP | Go |
| Last push | 2026-11-01 | 2026-11-04 |
| Forks | ⑂ 1.2K | ⑂ 185 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Leantime if
- You weight community size — 12K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches PHP
- 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 Leantime
Leantime® ⭐ If you find Leantime useful, please star us on GitHub! ⭐ Leantime is an open source project management system for non project managers. We combine strategy, planning and execution while making it easy for everyone on the team to use. Built with ADHD, dyslexia and autism in mind. 🧠 💪 As simple as Trello but as feature rich as Jira 🔄 A perfect alternative to ClickUp, Monday, or Asana 🌐 🚀 Features yes, all of these features are included in the OSS version 📸 Screenshots ❗System Requirements PHP 8.2+ MySQL 8.0+ or MariaDB 10.6+ Apache or Nginx (IIS works with some modifications) PHP Extensions…
read the full Leantime overview →
About paca
Paca AI native. Free. Lightweight. Open source. The fully customizable alternative to Jira, Trello, ClickUp, and Monday. ✨ Sponsored by Getting Started · MCP Server · Paca Skills · Architecture · Contributing · Roadmap What is Paca? Paca is a self hosted project management platform where AI agents and humans collaborate as equal teammates inside a Scrum team — not as chatbots bolted on the side. Jira gives you a backlog. ClickUp gives you automations. Monday gives you dashboards. Paca gives your AI agents a seat at the table. They join sprint planning, pick up tasks from the board, write BDD specs, and adapt…
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Frequently asked questions
Is Leantime or paca more popular?
Leantime has 11,958 GitHub stars and paca has 2,024. Leantime has the larger community by that measure.
Are Leantime and paca free?
Both are open source. Leantime is licensed under AGPL-3.0 and paca under Apache-2.0. Neither carries a licence fee.
What is the difference between Leantime and paca?
Leantime is written in PHP 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, Leantime or paca?
Choose Leantime if you want the larger community (11,958 stars) or its AGPL-3.0 licence terms. Choose paca if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.