# OpenSearch vs rushdb

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

| | OpenSearch | rushdb |
|---|---|---|
| Score | 76/100 ✓ | 48/100 |
| Rank in category | #7 of 41 in Search Engines | #5 of 5 in Vector Database |
| GitHub stars | 13 923 ✓ | 325 |
| Stars, last 30 days | +158 | — |
| Stable releases, 12 months | 11 | 33 ✓ |
| Latest release | 2.19.7 · 17 Oct 2026 | v3.0.0 · 28 Oct 2026 ✓ |
| Setup | Moderate ✓ | Advanced |
| Official Docker image | Yes | Yes |
| License | Apache-2.0 | Apache-2.0 |
| Main language | Java | Rust |

## Which one should you pick?

OpenSearch scores 76/100 against 48/100 for rushdb, so it is the safer default.

rushdb ships more often: 33 stable releases in the past year, against 11 for OpenSearch.

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

OpenSearch is growing faster right now (+158 stars in 30 days).

## Details

- [OpenSearch](https://selfhost.directory/project/opensearch) (markdown: https://selfhost.directory/project/opensearch.md)
- [rushdb](https://selfhost.directory/project/rushdb) (markdown: https://selfhost.directory/project/rushdb.md)

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Source: https://selfhost.directory/compare/opensearch-vs-rushdb