ConcatvsOpenSearch
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| Concat | OpenSearch | |
|---|---|---|
| Score | 82/100 | 76/100 |
| Rank in category | #1 of 18 in Video Processing | #7 of 41 in Search Engines |
| GitHub stars | 12 525 | 13 930 |
| Stars, last 30 days | +2 526 | +155 |
| Stable releases, 12 months | 6 | 11 |
| Latest release | v0.2.8 · 20 Oct 2026 | 2.19.7 · 17 Oct 2026 |
| Setup | Easy | Moderate |
| Official Docker image | No | Yes |
| License | AGPL-3.0 | Apache-2.0 |
| Main language | Rust | Java |
Which one should you pick?
Concat scores 82/100 against 76/100 for OpenSearch, so it is the safer default.
OpenSearch ships more often: 11 stable releases in the past year, against 6 for Concat.
If you want the quickest setup, Concat is easier to run; OpenSearch needs more configuration.
Concat is growing faster right now (+2 526 stars in 30 days).
Concat details →OpenSearch details →
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