Ory Hydra vs Warrant
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?
Ory Hydra
Certified OAuth 2.0 and OpenID Connect server
VS
Warrant
Open-source authorization service for fine-grained access
| Feature | Ory Hydra | Warrant |
|---|---|---|
| Category | Identity & SSO | Identity & SSO |
| License | Apache-2.0 | Apache-2.0 |
| Language | Go | Go |
| Setup difficulty | Hard | Medium |
| Min. RAM | 256 MB | 256 MB |
| Deployment | docker, kubernetes, binary | docker, binary |
| GitHub stars | ★ 17,462 | ★ 1,336 |
| First released | 2015 | 2022 |
| Replaces | Okta, Auth0 | Auth0 FGA |
Why pick each one
Choose Warrant if…
- Released under the Apache-2.0 license
- First-class Docker support for quick deployment
- Active community (1.3k GitHub stars)
- Written in Go
Frequently asked questions
Is Ory Hydra or Warrant better?
Neither is universally better. Ory Hydra has the larger community, while Warrant is simpler to set up (medium difficulty). Choose based on the comparison table above and your own setup.
Are Ory Hydra and Warrant free and open-source?
Yes. Ory Hydra is licensed under Apache-2.0 and Warrant under Apache-2.0. Both can be self-hosted at no software cost.
Can I run Ory Hydra and Warrant with Docker?
Ory Hydra: yes. Warrant: yes.