head to head · open source
paca vs lotti
paca has 2,024 GitHub stars, 184 forks, 8 open issues and last shipped yesterday. lotti has 1,204 stars, 120 forks, 4 open issues and last shipped yesterday. paca leads on adoption by 68% (2,024 vs 1,204 stars). paca is written in Go under Apache-2.0; lotti is written in Dart under GPL-3.0. paca has attracted 9% as many forks as stars, lotti 10%. lotti 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
| paca | lotti | |
|---|---|---|
| GitHub stars | ★ 2.0K | ★ 1.2K |
| License | Apache-2.0 | GPL-3.0 |
| Written in | Go | Dart |
| Last push | 2026-11-04 | 2026-11-04 |
| Forks | ⑂ 184 | ⑂ 120 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick paca if
- You weight community size — 2.0K stars and counting
- You want the Apache-2.0 license terms
- Your stack matches Go
- You value the larger contributor base for long-term maintenance
pick lotti if
- You want the lotti feature set and don't need the biggest community
- You prefer the GPL-3.0 license terms
- Your stack matches Dart
- You evaluated both and lotti fits your workflow better
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…
About lotti
Lotti Discord for support A private logbook for the work you actually did. Lotti records what you meant to do and what actually happened, and keeps them as separate facts. Tasks, planned blocks, tracked time, voice notes, journal entries, habits, and health data live in a local database on your own devices, looked after by a staff of personal AI assistants: persistent agents that read what you record, keep the mess summarised, and propose the next step — while proposed changes wait for your approval. No server ever holds your data in readable form; sync is end to end encrypted, and the relay between your devices…
read the full lotti overview →
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Frequently asked questions
Is paca or lotti more popular?
paca has 2,024 GitHub stars and lotti has 1,204. paca has the larger community by that measure.
Are paca and lotti free?
Both are open source. paca is licensed under Apache-2.0 and lotti under GPL-3.0. Neither carries a licence fee.
What is the difference between paca and lotti?
paca is written in Go and lotti in Dart. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, paca or lotti?
Choose paca if you want the larger community (2,024 stars) or its Apache-2.0 licence terms. Choose lotti if its feature set, stack or GPL-3.0 licence fits better. Both are self-hostable.