head to head · open source
Flagsmith vs FeatBit
Flagsmith has 6,559 GitHub stars, 568 forks, 711 open issues and last shipped yesterday. FeatBit has 1,905 stars, 144 forks, 26 open issues and last shipped yesterday. Flagsmith leads on adoption by 244% (6,559 vs 1,905 stars). Flagsmith is written in Python under BSD-3-Clause; FeatBit is written in TypeScript under MIT. Flagsmith has attracted 9% as many forks as stars, FeatBit 8%. FeatBit was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 3 topic tags (feature-flags, feature-management, feature-toggles), 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
| Flagsmith | FeatBit | |
|---|---|---|
| GitHub stars | ★ 6.6K | ★ 1.9K |
| License | BSD-3-Clause | MIT |
| Written in | Python | TypeScript |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 568 | ⑂ 144 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Flagsmith if
- You weight community size — 6.6K stars and counting
- You want the BSD-3-Clause license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick FeatBit if
- You want the FeatBit feature set and don't need the biggest community
- You prefer the MIT license terms
- Your stack matches TypeScript
- You evaluated both and FeatBit fits your workflow better
About Flagsmith
Flagsmith is an open source feature flag and remote configuration platform, written in Python and released under the BSD 3 Clause licence, for engineering teams that need to toggle, segment and roll out features across web, mobile and server side applications without deploying new code.
read the full Flagsmith overview →
About FeatBit
FeatBit is an open source feature flag management tool written in TypeScript and released under the MIT license. It lives in the continuous delivery and experimentation ecosystem, where teams use feature flags, A/B testing, entitlements, and feature toggles to control software releases. The project is a self hostable feature flag platform, and it provides a web portal, official SDKs, and deployment material for Docker and Kubernetes.
read the full FeatBit overview →
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Frequently asked questions
Is Flagsmith or FeatBit more popular?
Flagsmith has 6,559 GitHub stars and FeatBit has 1,905. Flagsmith has the larger community by that measure.
Are Flagsmith and FeatBit free?
Both are open source. Flagsmith is licensed under BSD-3-Clause and FeatBit under MIT. Neither carries a licence fee.
What is the difference between Flagsmith and FeatBit?
Flagsmith is written in Python and FeatBit 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, Flagsmith or FeatBit?
Choose Flagsmith if you want the larger community (6,559 stars) or its BSD-3-Clause licence terms. Choose FeatBit if its feature set, stack or MIT licence fits better. Both are self-hostable.