Concourse CI vs Spinnaker

A side-by-side comparison of two self-hosted ci/cd & build options — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
FeatureConcourse CISpinnaker
CategoryCI/CD & BuildCI/CD & Build
LicenseApache-2.0Apache-2.0
LanguageGoJava
Setup difficultyHardHard
Min. RAM2,048 MB4,096 MB
Deploymentdocker, kubernetes, helmkubernetes, helm
GitHub stars★ 7,878★ 9,762
First released20142015
ReplacesJenkins, CircleCIHarness

Why pick each one

Choose Concourse CI if…

  • Reproducible builds
  • Strong isolation
Concourse CI details

Choose Spinnaker if…

  • Released under the Apache-2.0 license
  • Kubernetes-ready with Helm charts available
  • Mature project with 9.8k GitHub stars
  • Written in Java
Spinnaker details

Frequently asked questions

Is Concourse CI or Spinnaker better?

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

Are Concourse CI and Spinnaker free and open-source?

Yes. Concourse CI is licensed under Apache-2.0 and Spinnaker under Apache-2.0. Both can be self-hosted at no software cost.

Can I run Concourse CI and Spinnaker with Docker?

Concourse CI: yes. Spinnaker: check the project docs for container support.

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