head to head · open source
Authentik vs Logto
Authentik has 25,647 GitHub stars, 2,029 forks, 1,074 open issues and last shipped yesterday. Logto has 14,599 stars, 1,212 forks, 183 open issues and last shipped today. Authentik leads on adoption by 76% (25,647 vs 14,599 stars). Authentik is written in Python under a custom or non-standard licence; Logto is written in TypeScript under MPL-2.0. Authentik has attracted 8% as many forks as stars, Logto 8%. Logto was the more recently maintained of the two, and both are self-hostable with no licence fee. The two share 3 topic tags (authentication, authorization, oauth2), so they are genuine substitutes rather than adjacent tools.
Two open source projects, one decision. Both are free and self-hostable — the differences are community size, license terms, language stack and release pace.
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Side by side
| Authentik | Logto | |
|---|---|---|
| GitHub stars | ★ 26K | ★ 15K |
| License | Custom / other | MPL-2.0 |
| Written in | Python | TypeScript |
| Last push | 2026-09-19 | 2026-09-20 |
| Forks | ⑂ 2.0K | ⑂ 1.2K |
| Self-hosting | Yes | Yes |
| Data ownership | Your server | Your server |
pick Authentik if
- You weight community size — 26K stars and counting
- You want the Custom / other license terms
- Your stack matches Python
- You value the larger contributor base for long-term maintenance
pick Logto if
- You want the Logto feature set and don't need the biggest community
- You prefer the MPL-2.0 license terms
- Your stack matches TypeScript
- You evaluated both and Logto fits your workflow better
About Authentik
Authentik is an open source Identity Provider (IdP) built for modern single sign on (SSO) workflows. It operates in the identity and access management (IAM) ecosystem, offering a self hosted alternative to commercial solutions like Auth0, Okta, and Entra ID. The project is written in Python and distributed under a mixed MIT/CC BY SA/enterprise license model, with a core open source offering and an enterprise tier for advanced features and support.
read the full Authentik overview →
About Logto
Logto is an open source authentication and authorization infrastructure for SaaS and AI applications. It is written in TypeScript, licensed under MPL 2.0, and positioned as an open alternative to Auth0. The project sits in the identity and access management ecosystem, where it provides a central service for login, consent, tokens, user directories, and access control.
read the full Logto overview →
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Frequently asked questions
Is Authentik or Logto more popular?
Authentik has 25,647 GitHub stars and Logto has 14,599. Authentik has the larger community by that measure.
Are Authentik and Logto free?
Both are open source. Authentik has no licence declared in this registry, and Logto is licensed under MPL-2.0. Both are free to self-host.
What is the difference between Authentik and Logto?
Authentik is written in Python and Logto in TypeScript. The practical differences are community size, licence terms, language stack and release cadence — all compared in the table above.
Which should I choose, Authentik or Logto?
Choose Authentik if you want the larger community (25,647 stars) or its Custom / other licence terms. Choose Logto if its feature set, stack or MPL-2.0 licence fits better. Both are self-hostable.