Keywhiz vs Knox

A side-by-side comparison of two self-hosted apps from related categories — licensing, setup difficulty, resource needs, and what each one replaces.

Not the right match-up?
FeatureKeywhizKnox
CategoryIdentity & SSOPassword Managers
LicenseApache-2.0Apache-2.0
LanguageJavaGo
Setup difficultyHardMedium
Min. RAM512 MB256 MB
Deploymentdocker, sourcedocker, binary, source
GitHub stars★ 2,625★ 1,268
First released20152016
ReplacesHashiCorp VaultHashiCorp Vault, AWS Secrets Manager

Why pick each one

Choose Keywhiz if…

  • Released under the Apache-2.0 license
  • First-class Docker support for quick deployment
  • Active community (2.6k GitHub stars)
  • Written in Java
Keywhiz details

Choose Knox if…

  • Battle-tested at Pinterest
  • Simple Go service
Knox details

Frequently asked questions

Is Keywhiz or Knox better?

Neither is universally better. Keywhiz has the larger community, while Knox is simpler to set up (medium difficulty). Choose based on the comparison table above and your own setup.

Are Keywhiz and Knox free and open-source?

Yes. Keywhiz is licensed under Apache-2.0 and Knox under Apache-2.0. Both can be self-hosted at no software cost.

Can I run Keywhiz and Knox with Docker?

Keywhiz: yes. Knox: yes.

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