# OpenSearch vs Whatomate

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

| | OpenSearch | Whatomate |
|---|---|---|
| Score | 76/100 ✓ | 53/100 |
| Rank in category | #7 of 41 in Search Engines | #37 of 110 in Chat |
| GitHub stars | 13 931 ✓ | 1 753 |
| Stars, last 30 days | +156 ✓ | +2 |
| Stable releases, 12 months | 11 ✓ | 0 |
| Latest release | 2.19.7 · 17 Oct 2026 | — |
| Setup | Moderate | Moderate |
| Official Docker image | Yes | Yes |
| License | Apache-2.0 | AGPL-3.0 |
| Main language | Java | Go |

## Which one should you pick?

OpenSearch scores 76/100 against 53/100 for Whatomate, so it is the safer default.

OpenSearch ships more often: 11 stable releases in the past year, against 0 for Whatomate.

OpenSearch is growing faster right now (+156 stars in 30 days).

## Details

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

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