# altcha vs Umbraco CMS

> Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.

| | altcha | Umbraco CMS |
|---|---|---|
| Score | 63/100 | 71/100 ✓ |
| Rank in category | #2 of 4 in Anti-Spam | #7 of 42 in Content Management |
| GitHub stars | 2 859 | 5 278 ✓ |
| Stars, last 30 days | +83 ✓ | +21 |
| Stable releases, 12 months | 18 | 29 ✓ |
| Latest release | v3.5.0 · 22 Oct 2026 | release-18.3.0 · 29 Oct 2026 ✓ |
| Setup | Moderate ✓ | Advanced |
| Official Docker image | No | No |
| License | MIT | MIT |
| Main language | Typescript | C |

## Which one should you pick?

Umbraco CMS scores 71/100 against 63/100 for altcha, so it is the safer default.

Umbraco CMS ships more often: 29 stable releases in the past year, against 18 for altcha.

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

altcha is growing faster right now (+83 stars in 30 days).

## Details

- [altcha](https://selfhost.directory/project/altcha) (markdown: https://selfhost.directory/project/altcha.md)
- [Umbraco CMS](https://selfhost.directory/project/umbraco-cms) (markdown: https://selfhost.directory/project/umbraco-cms.md)

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Source: https://selfhost.directory/compare/altcha-vs-umbraco-cms