Boundary vs Ory Hydra

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

Not the right match-up?
FeatureBoundaryOry Hydra
CategoryIdentity & SSOIdentity & SSO
LicenseBUSL-1.1Apache-2.0
LanguageGoGo
Setup difficultyMediumHard
Min. RAM512 MB256 MB
Deploymentdocker, binarydocker, kubernetes, binary
GitHub stars★ 4,055★ 17,462
First released20202015
ReplacesTeleport, StrongDMOkta, Auth0

Why pick each one

Choose Boundary if…

  • Released under the BUSL-1.1 license
  • First-class Docker support for quick deployment
  • Active community (4.1k GitHub stars)
  • Written in Go
Boundary details

Choose Ory Hydra if…

  • Security focused and certified
  • Integrates with any user store
Ory Hydra details

Frequently asked questions

Is Boundary or Ory Hydra better?

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

Are Boundary and Ory Hydra free and open-source?

Yes. Boundary is licensed under BUSL-1.1 and Ory Hydra under Apache-2.0. Both can be self-hosted at no software cost.

Can I run Boundary and Ory Hydra with Docker?

Boundary: yes. Ory Hydra: yes.

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