# chroma vs Thesys

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

| | chroma | Thesys |
|---|---|---|
| Score | 79/100 ✓ | 41/100 |
| Rank in category | #2 of 5 in Vector Database | #5 of 5 in Research |
| GitHub stars | 29 604 ✓ | 177 |
| Stars, last 30 days | +235 ✓ | +0 |
| Stable releases, 12 months | 7 ✓ | 5 |
| Latest release | latest · 24 Jun 2026 | v0.4.0 · 23 Sept 2026 ✓ |
| Setup | Easy ✓ | Moderate |
| Official Docker image | Yes ✓ | No |
| License | Apache-2.0 | AGPL-3.0 |
| Main language | Rust | Typescript |

## Which one should you pick?

chroma scores 79/100 against 41/100 for Thesys, so it is the safer default.

chroma ships more often: 7 stable releases in the past year, against 5 for Thesys.

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

chroma is growing faster right now (+235 stars in 30 days).

## Details

- [chroma](https://selfhost.directory/project/chroma) (markdown: https://selfhost.directory/project/chroma.md)
- [Thesys](https://selfhost.directory/project/thesys-core) (markdown: https://selfhost.directory/project/thesys-core.md)

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Source: https://selfhost.directory/compare/chroma-vs-thesys-core