fluentdvslogstash
Two self-hosted Splunk alternatives, compared on the numbers selfhost.directory tracks live: score, popularity, release cadence and setup effort.
| fluentd | logstash | |
|---|---|---|
| Score | 74/100 | 72/100 |
| Rank in category | #2 of 13 in Log Management | #2 of 8 in Data Pipeline |
| GitHub stars | 13 612 | 14 970 |
| Stars, last 30 days | +22 | +21 |
| Stable releases, 12 months | 7 | 32 |
| Latest release | v1.20.1 · 26 Oct 2026 | v9.5.5 · 6 Oct 2026 |
| Setup | Moderate | Moderate |
| Official Docker image | Yes | Yes |
| License | Apache-2.0 | Other |
| Main language | Ruby | Java |
Which one should you pick?
fluentd scores 74/100 against 72/100 for logstash, so it is the safer default.
logstash ships more often: 32 stable releases in the past year, against 7 for fluentd.
fluentd details →logstash details → All Splunk alternatives →
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