# altcha vs SearXNG

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

| | altcha | SearXNG |
|---|---|---|
| Score | 63/100 | 86/100 ✓ |
| Rank in category | #2 of 4 in Anti-Spam | #1 of 41 in Search Engines |
| GitHub stars | 2 858 | 38 976 ✓ |
| Stars, last 30 days | +82 | +1 364 ✓ |
| Stable releases, 12 months | 18 ✓ | 0 |
| Latest release | v3.5.0 · 22 Oct 2026 | — |
| Setup | Moderate | Moderate ✓ |
| Official Docker image | No | Yes ✓ |
| License | MIT | AGPL-3.0 |
| Main language | Typescript | Python |

## Which one should you pick?

SearXNG scores 86/100 against 63/100 for altcha, so it is the safer default.

altcha ships more often: 18 stable releases in the past year, against 0 for SearXNG.

SearXNG is growing faster right now (+1 364 stars in 30 days).

## Details

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

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