# chroma vs Zero-K

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

| | chroma | Zero-K |
|---|---|---|
| Score | 79/100 ✓ | 62/100 |
| Rank in category | #2 of 5 in Vector Database | #2 of 23 in Gaming |
| GitHub stars | 29 600 ✓ | 877 |
| Stars, last 30 days | +231 ✓ | +26 |
| Stable releases, 12 months | 7 ✓ | 0 |
| Latest release | latest · 24 Jun 2026 | — |
| Setup | Easy | Easy ✓ |
| Official Docker image | Yes ✓ | No |
| License | Apache-2.0 | GPL-2.0 |
| Main language | Rust | Lua |

## Which one should you pick?

chroma scores 79/100 against 62/100 for Zero-K, so it is the safer default.

chroma ships more often: 7 stable releases in the past year, against 0 for Zero-K.

chroma is growing faster right now (+231 stars in 30 days).

## Details

- [chroma](https://selfhost.directory/project/chroma) (markdown: https://selfhost.directory/project/chroma.md)
- [Zero-K](https://selfhost.directory/project/zero-k) (markdown: https://selfhost.directory/project/zero-k.md)

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Source: https://selfhost.directory/compare/chroma-vs-zero-k