Products/Developer Tools/logto

logto

Authentication and authorization infrastructure for SaaS and AI apps

Developer ToolsTypeScript

Our Take

Logto is auth infrastructure for developers — it handles login, SSO, MFA, and user management so you don't have to build it from scratch every time. With over 20k GitHub stars, this is clearly a product developers actually love using. The team has been shipping consistently and the documentation is genuinely excellent. Low-key one of the most useful tools in the developer tooling stack right now.

Logto provides modern, open-source auth infrastructure built on OIDC and OAuth 2.1, supporting multi-tenancy, enterprise SSO, and RBAC.

Key Features

Multi-tenancy, enterprise SSO, and RBAC, Pre-built sign-in flows and customizable UIs, SDKs for over 30 frameworks, Support for OIDC, OAuth 2.1, and SAML, Integration with Model Context Protocol and agent-based AI architectures

Problem It Solves

It simplifies the implementation of secure authentication and authorization, reducing the complexity typically associated with OIDC and OAuth 2.1.

Target Customer

Teams scaling SaaS, AI, and agent-based platforms

Use Cases

Secure authentication for web and mobile apps, Authorization for APIs and machine-to-machine communication, Single Sign-On (SSO) for enterprise applications, Role-Based Access Control (RBAC) for organizations

Pricing Details

Logto is open-source and can be self-hosted. There is also a managed cloud option, but pricing details are not provided.

Free Tier

Yes, open-source and self-hosted options are available for free.

Differentiator

Focus on ease of use and integration, with support for modern AI architectures and a wide range of protocols.

Why Now

The increasing complexity of authentication and authorization in modern applications, especially with the rise of AI and multi-tenant SaaS platforms, makes Logto's solution timely and relevant.