head to head · open source
itsaplan vs nimbalyst
itsaplan has 2,139 GitHub stars, 277 forks, 29 open issues and last shipped yesterday. nimbalyst has 2,015 stars, 326 forks, 642 open issues and last shipped 3 days ago. itsaplan leads on adoption by 6% (2,139 vs 2,015 stars). itsaplan is written in TypeScript under AGPL-3.0; nimbalyst is written in TypeScript under MIT. itsaplan has attracted 13% as many forks as stars, nimbalyst 16%. itsaplan was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 2 topic tags (ai-agents, kanban), 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
| itsaplan | nimbalyst | |
|---|---|---|
| GitHub stars | ★ 2.1K | ★ 2.0K |
| License | AGPL-3.0 | MIT |
| Written in | TypeScript | TypeScript |
| Last push | 2026-11-02 | 2026-10-31 |
| Forks | ⑂ 277 | ⑂ 326 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick itsaplan if
- You weight community size — 2.1K stars and counting
- You want the AGPL-3.0 license terms
- Your stack matches TypeScript
- 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 itsaplan
Open source alternative to Linear, Jira, Trello, and Plane, with AI agents built in Self hosted project management and issue tracking. The difference: AI agents work here like any teammate — and everything is available over the REST API, webhooks, and MCP. If It's a Plan looks useful to you, star the repo ⭐ — it helps other people find it. Website · Discussions · Contributing · Security · Leave a review About It's a Plan is a full issue tracker on its own: projects, boards, cycles, custom fields, and dashboards. Use it that way and never turn on a single agent. The difference: AI agents work here like any…
read the full itsaplan overview →
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 itsaplan or nimbalyst more popular?
itsaplan has 2,139 GitHub stars and nimbalyst has 2,015. itsaplan has the larger community by that measure.
Are itsaplan and nimbalyst free?
Both are open source. itsaplan is licensed under AGPL-3.0 and nimbalyst under MIT. Neither carries a licence fee.
What is the difference between itsaplan and nimbalyst?
itsaplan is written in TypeScript 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, itsaplan or nimbalyst?
Choose itsaplan if you want the larger community (2,139 stars) or its AGPL-3.0 licence terms. Choose nimbalyst if its feature set, stack or MIT licence fits better. Both are self-hostable.