OpenSearch
Distributed and RESTful search engine.
Description from awesome-selfhosted (CC BY-SA 3.0)
Still maintained? Yes: 306 commits in the last 90 days, latest release 3.9.0 (Sep 2026).
Also an alternative to Algolia.
At a glance
OpenSearch quick facts
- Health score
- 97/100 GOOD
- Stars
- 13,934
- Last commit
- today (Oct 2026)
- Latest release
- 3.9.0, Sep 2026
- Licence
- Apache-2.0
Top alternatives to OpenSearch
Full rankings: Algolia alternatives
In its own words
The project's README opens: "OpenSearch is an open-source, enterprise-grade search and observability suite that brings order to unstructured data at scale."
Why it ranks here
Health score explained
OpenSearch scores 97/100, #2 of 16 in Search Engines: 306 commits in the last 90 days earn 35.0 of 35 points, the latest release (3.9.0, 1 month ago) earns 25.0 of 25, 13,934 stars add 16.6 of 20, an active, unarchived repository keeps 10 and Docker support adds the final 10. That places it in the good band (70 and above). The biggest shortfall is star count, worth 3.4 more points.
Recomputed nightly from the GitHub API. How the score is calculated.
- Commit activity 35.0 / 35
306 commits in 90 days (30+ scores full marks)
- Release recency 25.0 / 25
3.9.0 released 1 month ago
- Stars biggest shortfall 16.6 / 20
14k stars on GitHub (logarithmic)
- Not archived 10.0 / 10
Repository is active
- Docker support 10.0 / 10
Docker image or Compose file available
Commit activity
- 306
- Last 90 days
- 1,457
- Last 12 months
- today
- Last push
Ranked #2 of 16 tools in Search Engines by health , between MeiliSearch (#1) and Typesense (#3) .
Details
| Licence | Apache-2.0 |
| Platforms | Java, Docker, K8S, deb |
| Latest release | 3.9.0 · 1 month ago |
| Stars | 13,934 |
| Open issues | 2,575 |
| Docker | Yes |
| Repository | opensearch-project/OpenSearch ↗ |
OpenSearch vs its top 5 alternatives
Active tools that share a comparison page or a category with OpenSearch (Search Engines), scored on the same five terms.
| Tool | Health | Stars | Licence | Last commit |
|---|---|---|---|---|
| MeiliSearch | 99 | 60k | MIT | yesterday |
| OpenSearch (this tool) | 97 | 14k | Apache-2.0 | today |
| Typesense | 97 | 27k | GPL-3.0 | today |
| Manticore Search | 96 | 12k | GPL-3.0 | today |
| ElasticSearch | 90 | 78k | SSPL-1.0 | today |
| Apache Solr | 68 | 1.7k | Apache-2.0 | today |
OpenSearch: common questions
What does OpenSearch replace?
Repoly lists OpenSearch as an open-source alternative to Algolia. Each comparison page ranks every alternative by the same health score, so you can see where OpenSearch stands against the others.
Is OpenSearch still maintained?
OpenSearch had 306 commits in the last 90 days and its last push was today; the latest tagged release, 3.9.0, is from 1 month ago. Repoly recomputes this nightly.
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