Fluentd vs Vector
A side-by-side comparison of two self-hosted monitoring & status options — licensing, setup difficulty, resource needs, and what each one replaces.
Not the right match-up?
Fluentd
Unified logging layer for collecting and routing data
VS
Vector
High-performance observability data pipeline
| Feature | Fluentd | Vector |
|---|---|---|
| Category | Monitoring & Status | Monitoring & Status |
| License | Apache-2.0 | MPL-2.0 |
| Language | Ruby | Rust |
| Setup difficulty | Medium | Medium |
| Min. RAM | 128 MB | 64 MB |
| Deployment | docker, kubernetes, binary | docker, kubernetes, binary |
| GitHub stars | ★ 13,576 | ★ 22,315 |
| First released | 2011 | 2019 |
| Replaces | Logstash | Logstash, Fluentd |
Why pick each one
Frequently asked questions
Is Fluentd or Vector better?
Neither is universally better. Vector has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.
Are Fluentd and Vector free and open-source?
Yes. Fluentd is licensed under Apache-2.0 and Vector under MPL-2.0. Both can be self-hosted at no software cost.
Can I run Fluentd and Vector with Docker?
Fluentd: yes. Vector: yes.