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logto-io avatar

logto-io/logto

★ 14,906TypeScriptMPL-2.087

🧑‍🚀 Authentication and authorization infrastructure for SaaS and AI apps, built on OIDC and OAuth 2.1 with multi-tenancy, SSO, and RBAC.

What it is

Logto is the modern, open-source auth infrastructure for SaaS and AI apps. It takes the pain out of OIDC and OAuth 2.1 and makes it easy to build secure, production-ready auth with multi-tenancy, enterprise SSO, and RBAC. Built for teams scaling SaaS, AI, and agent-based platforms without the usual auth headaches.

When to use it

Reach for logto when you need sign-in, users, permissions, subscriptions or getting paid — it's written in TypeScript and fits stacks tagged authentication, authorization, email, identity.

Category
Auth & Payments
Also in
—
Stars
14,906
Forks
1,222
Last push
today
Created
2021-06-19
Open issues
142
Website
logto.io
#authentication#authorization#email#identity#jwt#login#logto#mfa#oauth2#openid-connect#password#passwordless#rbac#saml

Quick start

$ git clone https://github.com/logto-io/logto.git

Hand it to your AI

Read https://ideas.asveas.com/r/logto-io/logto.md and help me add logto-io/logto to my project. Explain the setup steps for my stack and show the minimal code to get it working.
Auth & PaymentsMarkdown .mdOpen on GitHub ↵

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FAQ

What is logto?

logto-io/logto is an auth / payments tool on GitHub: 🧑‍🚀 Authentication and authorization infrastructure for SaaS and AI apps, built on OIDC and OAuth 2.1 with multi-tenancy, SSO, and RBAC. Logto is the modern, open-source auth infrastructure for SaaS and AI apps.

When should I use logto?

Reach for logto when you need sign-in, users, permissions, subscriptions or getting paid — it's written in TypeScript and fits stacks tagged authentication, authorization, email, identity.

What are the best alternatives to logto?

Popular alternatives in Auth & Payments: keycloak/keycloak (37.8k★), better-auth/better-auth (30.7k★), polarsource/polar (10.5k★), stripe/stripe-node (4.6k★), nextauthjs/next-auth (28.4k★).

Is logto actively maintained?

logto-io/logto looks very actively maintained: the last push was today (2026-11-11), with 14,906 stars and 142 open issues.

What license does logto use?

logto-io/logto is published under the MPL-2.0 license. Check the repository's LICENSE file before commercial use.