head to head · open source
Infisical vs Flagsmith
Infisical has 30,219 GitHub stars, 2,408 forks, 789 open issues and last shipped yesterday. Flagsmith has 6,638 stars, 595 forks, 711 open issues and last shipped yesterday. Infisical leads on adoption by 355% (30,219 vs 6,638 stars). Infisical is written in TypeScript under a custom or non-standard licence; Flagsmith is written in Python under BSD-3-Clause. Infisical has attracted 8% as many forks as stars, Flagsmith 9%. Infisical was the more recently maintained of the two, and both are self-hostable with no licence fee.
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
| Infisical | Flagsmith | |
|---|---|---|
| GitHub stars | ★ 30K | ★ 6.6K |
| License | Custom / other | BSD-3-Clause |
| Written in | TypeScript | Python |
| Last push | 2026-11-02 | 2026-11-02 |
| Forks | ⑂ 2.4K | ⑂ 595 |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Infisical if
- You weight community size — 30K stars and counting
- You want the Custom / other license terms
- Your stack matches TypeScript
- You value the larger contributor base for long-term maintenance
pick Flagsmith if
- You want the Flagsmith feature set and don't need the biggest community
- You prefer the BSD-3-Clause license terms
- Your stack matches Python
- You evaluated both and Flagsmith fits your workflow better
About Infisical
The open source secret management platform : Sync secrets/configs across your team/infrastructure and prevent secret leaks. Slack Infisical Cloud Self Hosting Docs Website Twitter Hiring (Remote/SF) Introduction Infisical is the open source security infrastructure platform that teams use for secrets, certificates, and privileged access management. We're on a mission to make security tooling more accessible to everyone, not just security teams, and that means redesigning the entire developer experience from ground up. Features Secrets Management: Centralize your application secrets and configuration across every…
read the full Infisical overview →
About Flagsmith
Try our interactive demo Flagsmith is an Open Source Feature Flagging Tool to Ship Faster & Control Releases Change the way your team releases software. Roll out, segment, and optimise—with granular control. Stay secure with on premise and private cloud hosting. Feature flags: Release features behind the safety of a feature flag Make changes remotely: Easily toggle individual features on and off, and make changes without deploying new code A/B testing: Use segments to run A/B and multivariate tests on new features Segments: Release features to beta testers, collect feedback, and iterate Organisation management…
read the full Flagsmith overview →
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Frequently asked questions
Is Infisical or Flagsmith more popular?
Infisical has 30,219 GitHub stars and Flagsmith has 6,638. Infisical has the larger community by that measure.
Are Infisical and Flagsmith free?
Both are open source. Infisical has no licence declared in this registry, and Flagsmith is licensed under BSD-3-Clause. Both are free to self-host.
What is the difference between Infisical and Flagsmith?
Infisical is written in TypeScript and Flagsmith in Python. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Infisical or Flagsmith?
Choose Infisical if you want the larger community (30,219 stars) or its Custom / other licence terms. Choose Flagsmith if its feature set, stack or BSD-3-Clause licence fits better. Both are self-hostable.