Logto vs Supabase Auth
A side-by-side comparison of two self-hosted identity & sso options — licensing, setup difficulty, resource needs, and what each one replaces.
Logto
Developer-friendly authentication and authorization platform
VS
Supabase Auth
Small JWT-based user authentication API service
| Feature | Logto | Supabase Auth |
|---|---|---|
| Deploy effort | Under-an-hour setup | Under-an-hour setup |
| Health score | 94 · Excellent | 87 · Excellent |
| Category | Identity & SSO | Identity & SSO |
| License | MPL-2.0 | MIT |
| Language | TypeScript | Go |
| Setup difficulty | Medium | Medium |
| Min. RAM | 512 MB | 128 MB |
| Deployment | docker, kubernetes, binary | docker, binary |
| GitHub stars | ★ 14,621 | ★ 2,569 |
| First released | 2022 | 2017 |
| Replaces | Auth0, Firebase Auth, Clerk | Auth0 |
What are Logto and Supabase Auth?
Logto
Logto is an open-source identity solution built for developers, offering passwordless sign-in, social login and enterprise SSO. It provides prebuilt sign-in experiences and SDKs for many frameworks.
- Prebuilt customizable sign-in experiences
- Passwordless and social authentication
- Multi-framework SDKs
- Role-based access control
Supabase Auth
GoTrue is a lightweight JSON Web Token based authentication API for managing users and sessions, originally from Netlify and extended by Supabase. It is self-hosted as a small Go service.
- JWT-based auth API
- Email and OAuth login
- Lightweight Go service
- Self-hostable
Logto vs Supabase Auth: key differences
Logto is written in TypeScript, while Supabase Auth is built with Go. Licensing differs — MPL-2.0 for Logto versus MIT for Supabase Auth. Supabase Auth is the lighter option, starting around 128 MB of RAM against 512 MB for Logto. Supabase Auth is the more established project (first released 2017), while Logto arrived in 2022. Logto has the considerably larger community, at 14,621 GitHub stars versus 2,569.
Why pick each one
Choose Logto if…
- Great developer experience
- Modern UI and SDKs
Watch out for
- Younger project with evolving APIs
Choose Supabase Auth if…
- Released under the MIT license
- First-class Docker support for quick deployment
- Active community (2.6k GitHub stars)
- Written in Go
Frequently asked questions
Is Logto or Supabase Auth better?
Neither is universally better. Logto has the larger community; both share a medium setup difficulty, so the decision comes down to features and licensing.
Are Logto and Supabase Auth free and open-source?
Yes. Logto is licensed under MPL-2.0 and Supabase Auth under MIT. Both can be self-hosted at no software cost.
Can I run Logto and Supabase Auth with Docker?
Logto: yes. Supabase Auth: yes.
Which is lighter on resources, Logto or Supabase Auth?
Supabase Auth has the smaller minimum footprint at 128 MB of RAM, compared to about 512 MB for Logto. Real-world usage depends on library size, user count, and enabled features.