Process Exporter vs Prometheus

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?
FeatureProcess ExporterPrometheus
CategoryMonitoring & StatusMonitoring & Status
LicenseMITApache-2.0
LanguageGoGo
Setup difficultyMediumMedium
Min. RAM64 MB512 MB
Deploymentdocker, binarydocker, binary, helm
GitHub stars★ 2,137★ 65,616
First released20162015
ReplacesDatadog AgentDatadog

Why pick each one

Choose Process Exporter if…

  • Released under the MIT license
  • First-class Docker support for quick deployment
  • Active community (2.1k GitHub stars)
  • Written in Go
Process Exporter details

Choose Prometheus if…

  • Powerful query language
  • Reliable and scalable
  • Huge ecosystem
Prometheus details

Frequently asked questions

Is Process Exporter or Prometheus better?

Neither is universally better. Prometheus has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.

Are Process Exporter and Prometheus free and open-source?

Yes. Process Exporter is licensed under MIT and Prometheus under Apache-2.0. Both can be self-hosted at no software cost.

Can I run Process Exporter and Prometheus with Docker?

Process Exporter: yes. Prometheus: yes.

Related comparisons