compare
OpenSearch vs ParadeDB
The same facts for both, read from GitHub every night, and the relation a person reviewed.
| Fact | OpenSearch | ParadeDB |
|---|---|---|
| Language | Java | Rust |
| Licence | Apache-2.0 | AGPL-3.0 |
| Stars | 14k | 9.4k |
| Latest | 3.9.0 | v0.26.0 |
| Last push | 2026-10-06 | 2026-10-06 |
| Release cadence | about 43 days between releases | too few releases |
| Active contributors | 104 commit authors on the default branch in the last 90 days | 34+ commit authors on the default branch in the last 90 days |
| Flags | none | none |
How they relate
Both replace Elasticsearch. Alternatives to Elasticsearch →
Full replacementOpenSearchFork of Elasticsearch 7.10.2, APIs have diverged since.
PartialParadeDBBM25 full-text search and aggregations inside Postgres through the pg_search extension, queried in SQL.
OpenSearch
- 3.9.02026-09-29Compatible with OpenSearch and OpenSearch Dashboards version 3.9.0
- 3.8.02026-08-05Compatible with OpenSearch and OpenSearch Dashboards version 3.8.0
- 2.19.62026-07-06Compatible with OpenSearch and OpenSearch Dashboards version 2.19.6
- 3.7.02026-06-09Compatible with OpenSearch and OpenSearch Dashboards version 3.7.0
- 3.6.02026-04-07Compatible with OpenSearch and OpenSearch Dashboards version 3.6.0
ParadeDB
- v0.26.02026-10-03chore: Generate Dockerfiles for v0.25.0 by @paradedb-github-bot[bot] in
- v0.26.0-rc.42026-10-01chore: Generate Dockerfiles for v0.25.0 by @paradedb-github-bot[bot] inpre-release
- v0.26.0-rc.32026-10-01chore: Generate Dockerfiles for v0.25.0 by @paradedb-github-bot[bot] inpre-release
- v0.26.0-rc.22026-09-30chore: Generate Dockerfiles for v0.25.0 by @paradedb-github-bot[bot] inpre-release
- v0.25.112026-09-29chore: Generate Dockerfiles for v0.25.10 by @paradedb-github-bot[bot] in
OpenSearch
✓ signed The latest release, 3.9.0, carries a signature GitHub verified.
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ParadeDB
✓ signed The latest release, v0.26.0, carries a signature GitHub verified.
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