head to head · open source
Unleash vs Procaptcha
Unleash has 13,811 GitHub stars, 896 forks, 39 open issues and last shipped yesterday. Procaptcha has 300 stars, 10 forks, 39 open issues and last shipped yesterday. Unleash leads on adoption by 4,504% (13,811 vs 300 stars). Unleash is written in TypeScript under AGPL-3.0; Procaptcha is written in TypeScript under Apache-2.0. Unleash has attracted 6% 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
| Unleash | Procaptcha | |
|---|---|---|
| GitHub stars | ★ 14K | ★ 300 |
| License | AGPL-3.0 | Apache-2.0 |
| Written in | TypeScript | TypeScript |
| Last push | 2026-09-17 | 2026-09-17 |
| Forks | ⑂ 896 | ⑂ 10 |
| 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 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 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 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 Unleash or Procaptcha more popular?
Unleash has 13,811 GitHub stars and Procaptcha has 300. Unleash has the larger community by that measure.
Are Unleash and Procaptcha free?
Both are open source. Unleash is licensed under AGPL-3.0 and Procaptcha under Apache-2.0. Neither carries a licence fee.
What is the difference between Unleash and Procaptcha?
Unleash is written in TypeScript 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, Unleash or Procaptcha?
Choose Unleash if you want the larger community (13,811 stars) or its AGPL-3.0 licence terms. Choose Procaptcha if its feature set, stack or Apache-2.0 licence fits better. Both are self-hostable.