OpenSearchvsrsyslog
Two self-hosted projects, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| OpenSearch | rsyslog | |
|---|---|---|
| Score | 76/100 | 67/100 |
| Rank in category | #7 of 41 in Search Engines | #2 of 8 in Logging |
| GitHub stars | 13 920 | 2 343 |
| Stars, last 30 days | +155 | +7 |
| Stable releases, 12 months | 11 | 4 |
| Latest release | 2.19.7 · 17 Oct 2026 | v8.2610.0 · 20 Oct 2026 |
| Setup | Moderate | Advanced |
| Official Docker image | Yes | Yes |
| License | Apache-2.0 | LGPL-3.0 |
| Main language | Java | C |
Which one should you pick?
OpenSearch scores 76/100 against 67/100 for rsyslog, so it is the safer default.
OpenSearch ships more often: 11 stable releases in the past year, against 4 for rsyslog.
If you want the quickest setup, OpenSearch is easier to run; rsyslog needs more configuration.
OpenSearch is growing faster right now (+155 stars in 30 days).
OpenSearch details →rsyslog details →
Swap a project
Keep OpenSearch, compare it with
Keep rsyslog, compare it with