head to head · open source
paca vs nimbalyst
paca has 2,024 GitHub stars, 185 forks, 8 open issues and last shipped yesterday. nimbalyst has 2,020 stars, 328 forks, 642 open issues and last shipped 2 days ago. paca leads on adoption by 0% (2,024 vs 2,020 stars). paca is written in Go under Apache-2.0; nimbalyst is written in TypeScript under MIT. paca has attracted 9% as many forks as stars, nimbalyst 16%. 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
| paca | nimbalyst | |
|---|---|---|
| GitHub stars | ★ 2.0K | ★ 2.0K |
| License | Apache-2.0 | MIT |
| Written in | Go | TypeScript |
| Last push | 2026-11-04 | 2026-11-03 |
| Forks | ⑂ 185 | ⑂ 328 |
| 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 nimbalyst if
- You want the nimbalyst feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and nimbalyst 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 nimbalyst
Nimbalyst: Open source visual workspace for building with Codex, Claude Code, OpenCode, and other coding agents. Work on everything in one place: sessions, worktrees, tasks, docs, diagrams, mockups, commits, and code. Visually editable. Deeply linked. Free and MIT licensed. Desktop app for macOS, Windows, and Linux, with an iOS companion app. Website · Download · Documentation · Discord What you get Visual editing of the agent's work. WYSIWYG editors for markdown, mockups, Mermaid, Excalidraw, CSV, data models, and code in Monaco. You and the coding agent edit the same files. Red/green diff review. Step through…
read the full nimbalyst overview →
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Frequently asked questions
Is paca or nimbalyst more popular?
paca has 2,024 GitHub stars and nimbalyst has 2,020. paca has the larger community by that measure.
Are paca and nimbalyst free?
Both are open source. paca is licensed under Apache-2.0 and nimbalyst under MIT. Neither carries a licence fee.
What is the difference between paca and nimbalyst?
paca is written in Go and nimbalyst in TypeScript. 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 nimbalyst?
Choose paca if you want the larger community (2,024 stars) or its Apache-2.0 licence terms. Choose nimbalyst if its feature set, stack or MIT licence fits better. Both are self-hostable.