# altcha vs capjs

> Two self-hosted [hCaptcha alternatives](https://selfhost.directory/alternative-to/hcaptcha), compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.

| | altcha | capjs |
|---|---|---|
| Score | 63/100 | 72/100 ✓ |
| Rank in category | #2 of 4 in Anti-Spam | #15 of 78 in Security |
| GitHub stars | 2 857 | 8 199 ✓ |
| Stars, last 30 days | +84 | +357 ✓ |
| Stable releases, 12 months | 18 ✓ | 16 |
| Latest release | v3.5.0 · 22 Oct 2026 ✓ | standalone@3.1.13 · 23 Sept 2026 |
| Setup | Moderate | Easy ✓ |
| Official Docker image | No | Yes ✓ |
| License | MIT | Other |
| Main language | Typescript | JavaScript |

## Which one should you pick?

capjs scores 72/100 against 63/100 for altcha, so it is the safer default.

altcha ships more often: 18 stable releases in the past year, against 16 for capjs.

If you want the quickest setup, capjs is easier to run; altcha needs more configuration.

capjs is growing faster right now (+357 stars in 30 days).

## Details

- [altcha](https://selfhost.directory/project/altcha) (markdown: https://selfhost.directory/project/altcha.md)
- [capjs](https://selfhost.directory/project/capjs) (markdown: https://selfhost.directory/project/capjs.md)

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Source: https://selfhost.directory/compare/altcha-vs-capjs