compare
Fluentd vs Logstash
The same facts for both, read from GitHub every night, and the relation a person reviewed.
| Fact | Fluentd | Logstash |
|---|---|---|
| Language | Ruby | Java |
| Licence | Apache-2.0 | Other |
| Stars | 14k | 15k |
| Latest | v1.20.1 | v9.5.6 |
| Last push | 2026-11-11 | 2026-11-11 |
| Release cadence | about 61 days between releases | about 4 days between releases |
| Active contributors | 15 commit authors on the default branch in the last 90 days | 16 commit authors on the default branch in the last 90 days |
| Flags | none | none |
How they relate
Fluentd replaces Logstash. Alternatives to Logstash →
Full replacementCollects, filters and routes logs through plugins, as a Ruby service.
Fluentd
Fluentd
unsigned The latest release, v1.20.1, carries no signature GitHub could verify.
Loading the security report
Logstash
✓ signed The latest release, v9.5.6, carries a signature GitHub verified.
Loading the security report