Introduction

Welcome to Logto documentation! Logto is an identity and access management (IAM) solution that designed for modern apps and SaaS products. It provides a secure, scalable, and customizable authentication and authorization system for your applications.

Explore by features

End-user flows

Sign-up and sign-inPasskey sign-inEnterprise SSOMulti-factor authenticationAuthentication parametersMagic link (One-time token)Consent screenSign-outAccount settingsSecurity verificationOrganization experienceThird-party token storage & API access

Security

Password policyCAPTCHA bot protectionBlocklistIdentifier lockout

Authorization

Role-based access control (RBAC)Organization template

Management

User managementOrganizations

For developers

Custom access tokenCustom ID tokenActionsUser impersonationWebhooksAudit logs

Explore by support toolkit

Logto’s capabilities are built on four key pillars, forming the foundation for the features you can easily integrate into your product or business.

Logto Console

A web-based interface for configuring and managing resources, offering a quick setup for sign-in experience and easy identity management.

End-user experience

It offers a complete authentication flow and user interface, including identifier sign-in, social sign-in, passkey sign-in, MFA, and extensive customization through the Logto Console and API.

Logto API

Logto’s backend offers a suite of APIs to facilitate various authentication and authorization functionalities, including Logto Management API, Experience API and Account API.

SDKs

Explore our end-to-end tutorials and SDKs to quickly get started with your preferred framework.

Logto MCP Server

A remote MCP server that connects AI tools and IDEs to Logto Cloud, enabling resource management and authentication integration.

Explore by deployment types

Logto Cloud

Our cloud service includes Free, Pro, and Enterprise plans to meet a range of customer needs. It’s hosted and managed by Logto. It also offers the dev tenant includes all features in Logto to test.

Open source (OSS)

Self-host Logto on your own infrastructure. Visit our GitHub page and open-source section for more details.

Join our community

Join the Logto Discord server — a lively community for developers and businesses. Engage in discussions, stay updated, and share feedback.

If you are new to identity system, please read these essential concepts at started:

Sign-in experience Authentication & authorization Logto core service