head to head · open source
Unleash vs FeatBit
Unleash has 13,811 GitHub stars, 896 forks, 39 open issues and last shipped yesterday. FeatBit has 1,905 stars, 144 forks, 26 open issues and last shipped yesterday. Unleash leads on adoption by 625% (13,811 vs 1,905 stars). Unleash is written in TypeScript under AGPL-3.0; FeatBit is written in TypeScript under MIT. Unleash has attracted 6% 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 4 topic tags (continuous-delivery, feature, feature-flags, 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
| Unleash | FeatBit | |
|---|---|---|
| GitHub stars | ★ 14K | ★ 1.9K |
| License | AGPL-3.0 | MIT |
| Written in | TypeScript | TypeScript |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 896 | ⑂ 144 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Unleash if
- You weight community size — 14K 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 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 Unleash
Unleash is an open source feature management platform written in TypeScript and released under the AGPL 3.0 license. It lives in the DevOps, continuous delivery, and application security ecosystem, and its topics describe feature flags, feature toggles, activation strategies, experiments, and collaboration.
read the full Unleash 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 Unleash or FeatBit more popular?
Unleash has 13,811 GitHub stars and FeatBit has 1,905. Unleash has the larger community by that measure.
Are Unleash and FeatBit free?
Both are open source. Unleash is licensed under AGPL-3.0 and FeatBit under MIT. Neither carries a licence fee.
What is the difference between Unleash and FeatBit?
Unleash is written in TypeScript 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, Unleash or FeatBit?
Choose Unleash if you want the larger community (13,811 stars) or its AGPL-3.0 licence terms. Choose FeatBit if its feature set, stack or MIT licence fits better. Both are self-hostable.