head to head · open source
Kaneo vs Fizzy
Kaneo has 9,708 GitHub stars, 930 forks, 70 open issues and last shipped yesterday. Fizzy has 8,283 stars, 1,212 forks, 67 open issues and last shipped yesterday. Kaneo leads on adoption by 17% (9,708 vs 8,283 stars). Kaneo is written in TypeScript under MIT; Fizzy is written in Ruby under a custom or non-standard licence. Kaneo has attracted 10% as many forks as stars, Fizzy 15%. Kaneo was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 1 topic tag (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
| Kaneo | Fizzy | |
|---|---|---|
| GitHub stars | ★ 9.7K | ★ 8.3K |
| License | MIT | Custom / other |
| Written in | TypeScript | Ruby |
| Last push | 2026-11-04 | 2026-11-04 |
| Forks | ⑂ 930 | ⑂ 1.2K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Kaneo if
- You weight community size — 9.7K stars and counting
- You want the MIT license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick Fizzy if
- You want the Fizzy feature set and don't need the biggest community
- You prefer the Custom / other license terms
- Your stack matches Ruby
- You evaluated both and Fizzy fits your workflow better
About Kaneo
Quick Start Website Cloud Discord Why Kaneo? After years of using bloated, overcomplicated project management platforms that distracted from actual work, we built Kaneo to be different. The problem with most tools isn't that they lack features, it's that they have too many . Every notification, every unnecessary button, every complex workflow pulls your team away from what matters: building great products . We believe the best tools are invisible . They should amplify your team's natural workflow, not force you to adapt to theirs. Kaneo is built on the principle that less is more : every feature exists because…
read the full Kaneo overview →
About Fizzy
Fizzy This is the source code of Fizzy, the Kanban tracking tool for issues and ideas by 37signals. Running your own Fizzy instance If you want to run your own Fizzy instance, but don't need to change its code, you can use our pre built Docker image. You'll need access to a server on which you can run Docker, and you'll need to configure some options to customize your installation. You can find the details of how to do a Docker based deployment in our Docker deployment guide. If you want more flexibility to customize your Fizzy installation by changing its code, and deploy those changes to your server, then we…
read the full Fizzy overview →
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Frequently asked questions
Is Kaneo or Fizzy more popular?
Kaneo has 9,708 GitHub stars and Fizzy has 8,283. Kaneo has the larger community by that measure.
Are Kaneo and Fizzy free?
Both are open source. Kaneo is licensed under MIT, and Fizzy has no licence declared in this registry. Both are free to self-host.
What is the difference between Kaneo and Fizzy?
Kaneo is written in TypeScript and Fizzy in Ruby. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Kaneo or Fizzy?
Choose Kaneo if you want the larger community (9,708 stars) or its MIT licence terms. Choose Fizzy if its feature set, stack or Custom / other licence fits better. Both are self-hostable.