# OpenSearch vs Serena-MCP

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

| | OpenSearch | Serena-MCP |
|---|---|---|
| Score | 76/100 | 82/100 ✓ |
| Rank in category | #7 of 41 in Search Engines | #4 of 166 in Developer Tools |
| GitHub stars | 13 920 | 30 795 ✓ |
| Stars, last 30 days | +155 | +1 041 ✓ |
| Stable releases, 12 months | 11 | 15 ✓ |
| Latest release | 2.19.7 · 17 Oct 2026 | v2.1.0 · 19 Oct 2026 ✓ |
| Setup | Moderate | Easy ✓ |
| Official Docker image | Yes | Yes |
| License | Apache-2.0 | Other |
| Main language | Java | Python |

## Which one should you pick?

Serena-MCP scores 82/100 against 76/100 for OpenSearch, so it is the safer default.

Serena-MCP ships more often: 15 stable releases in the past year, against 11 for OpenSearch.

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

Serena-MCP is growing faster right now (+1 041 stars in 30 days).

## Details

- [OpenSearch](https://selfhost.directory/project/opensearch) (markdown: https://selfhost.directory/project/opensearch.md)
- [Serena-MCP](https://selfhost.directory/project/serena-mcp) (markdown: https://selfhost.directory/project/serena-mcp.md)

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Source: https://selfhost.directory/compare/opensearch-vs-serena-mcp