compare
FeatBit vs GrowthBook
The same facts for both, read from GitHub every night, and the relation a person reviewed.
| Fact | FeatBit | GrowthBook |
|---|---|---|
| Language | C# | TypeScript |
| Licence | MIT | Other |
| Stars | 1.9k | 8.5k |
| Latest | 6.0.0 | v5.1.0 |
| Last push | 2026-09-30 | 2026-10-06 |
| Release cadence | about 7 days between releases | about 44 days between releases |
| Active contributors | 4 commit authors on the default branch in the last 90 days | 37+ commit authors on the default branch in the last 90 days |
| Flags | none | none |
How they relate
Both replace LaunchDarkly. Alternatives to LaunchDarkly →
Full replacementFeatBitFeature flags with targeting rules, percentage rollouts, experiments and audit logs, with server and client SDKs.
Full replacementGrowthBookFeature flags with A/B testing analysed from your own data warehouse.
FeatBit
- 6.0.02026-09-30v6.0.0
- 6.0.0-preview2026-09-25v6.0.0-previewpre-release
- 5.4.102026-09-23v5.4.10
- 5.4.92026-09-18v5.4.9
- 5.4.82026-08-31v5.4.8
GrowthBook
- v5.1.02026-09-22GrowthBook 5.1 includes over 400 commits touching almost every part of the product. Below are some of the highlights.
- v5.0.12026-08-19Fixes critical auth vulnerability affecting self-hosted non-SSO deployments with publicly accessible /auth/* endpoints
- v5.0.02026-07-20Despite the major version bump, GrowthBook 5.0 does not have any breaking changes and can be upgraded to safely.
- v4.4.02026-05-27This is our biggest release yet! Over 400 PRs closed.
- v4.3.02026-02-04Post-Stratification - uses dimensions to reduce variance and get to statistical significance faster.
FeatBit
unsigned The latest release, 6.0.0, carries no signature GitHub could verify.
Loading the security report
GrowthBook
✓ signed The latest release, v5.1.0, carries a signature GitHub verified.
Loading the security report