head to head · open source
KaibanJS vs lotti
KaibanJS has 1,479 GitHub stars, 158 forks, 78 open issues and last shipped 4 months ago. lotti has 1,175 stars, 119 forks, 4 open issues and last shipped today. KaibanJS leads on adoption by 26% (1,479 vs 1,175 stars). KaibanJS is written in TypeScript under MIT; lotti is written in Dart under GPL-3.0. KaibanJS has attracted 11% 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. The two share 2 topic tags (agentic, ai), 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
| KaibanJS | lotti | |
|---|---|---|
| GitHub stars | ★ 1.5K | ★ 1.2K |
| License | MIT | GPL-3.0 |
| Written in | TypeScript | Dart |
| Last push | 2026-05-15 | 2026-09-20 |
| Forks | ⑂ 158 | ⑂ 119 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick KaibanJS if
- You weight community size — 1.5K stars and counting
- You want the MIT license terms
- Your stack matches TypeScript
- 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 KaibanJS
KaibanJS is an MIT licensed, TypeScript written JavaScript native framework for building and managing multi agent systems with a Kanban inspired approach. It lives in the JavaScript ecosystem and provides a way to create, visualize, and coordinate AI agents, tasks, tools, and teams.
read the full KaibanJS overview →
About lotti
Lotti is an open source, end to end encrypted logbook for individuals who want a private, local first record of the work they actually did, staffed by persistent AI agents that read what is recorded and propose the next change for the user to approve.
read the full lotti overview →
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Frequently asked questions
Is KaibanJS or lotti more popular?
KaibanJS has 1,479 GitHub stars and lotti has 1,175. KaibanJS has the larger community by that measure.
Are KaibanJS and lotti free?
Both are open source. KaibanJS is licensed under MIT and lotti under GPL-3.0. Neither carries a licence fee.
What is the difference between KaibanJS and lotti?
KaibanJS is written in TypeScript 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, KaibanJS or lotti?
Choose KaibanJS if you want the larger community (1,479 stars) or its MIT licence terms. Choose lotti if its feature set, stack or GPL-3.0 licence fits better. Both are self-hostable.