head to head · open source
Flagsmith vs Procaptcha
Flagsmith has 6,559 GitHub stars, 568 forks, 711 open issues and last shipped yesterday. Procaptcha has 300 stars, 10 forks, 39 open issues and last shipped yesterday. Flagsmith leads on adoption by 2,086% (6,559 vs 300 stars). Flagsmith is written in Python under BSD-3-Clause; Procaptcha is written in TypeScript under Apache-2.0. Flagsmith has attracted 9% as many forks as stars, Procaptcha 3%. Procaptcha 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
| Flagsmith | Procaptcha | |
|---|---|---|
| GitHub stars | ★ 6.6K | ★ 300 |
| License | BSD-3-Clause | Apache-2.0 |
| Written in | Python | TypeScript |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 568 | ⑂ 10 |
| 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 Procaptcha if
- You want the Procaptcha feature set and don't need the biggest community
- You prefer the Apache-2.0 license terms
- Your stack matches TypeScript
- You evaluated both and Procaptcha 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 Procaptcha
Procaptcha is an open source, frictionless CAPTCHA and bot defense library for web developers who need human verification without the data collection and vendor lock in of reCAPTCHA or hCaptcha.
read the full Procaptcha overview →
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Frequently asked questions
Is Flagsmith or Procaptcha more popular?
Flagsmith has 6,559 GitHub stars and Procaptcha has 300. Flagsmith has the larger community by that measure.
Are Flagsmith and Procaptcha free?
Both are open source. Flagsmith is licensed under BSD-3-Clause and Procaptcha under Apache-2.0. Neither carries a licence fee.
What is the difference between Flagsmith and Procaptcha?
Flagsmith is written in Python and Procaptcha 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 Procaptcha?
Choose Flagsmith if you want the larger community (6,559 stars) or its BSD-3-Clause licence terms. Choose Procaptcha if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.