Logto¹ is an open-source Identity and Access Management (IAM) platform designed to streamline Customer Identity and Access Management (CIAM) and Workforce Identity Management. With Single Sign-On (SSO), OIDC-based authentication, and Multi-Tenant SaaS capabilities, Logto offers a scalable, secure, and developer-friendly way to manage authentication for modern web and mobile application

• Join now the 💬 Logto Discord server and connect with developers! Get real-time support, share ideas, and stay updated on all things identity management.
• Deploy today by registering now for a free, full featured development tenant
• Follow the quick start guide to begin managing authentication efficiently.
• Check out our 📖 integrations to start integrating Logto with your application today.
• A step-by-step getting started is available on 📖 Logto docs.
• Visit 🎨 Logto website for a brief introduction if you are new to Logto.

• Enables OpenID Connect (OIDC) based authentication with Logto SDKs.
• Supports passwordless sign-in, along with various options like email, phone number, username, Google, Facebook, and other social sign-in methods.
• Offers beautiful UI components with customizable CSS to suit your business needs.

• Includes a ready-to-use Management API, serving as your authentication provider, thus eliminating the need for extra implementation.
• Provides SDKs that seamlessly integrate your apps with Logto across multiple platforms and languages, tailored to your development environment.
• Offers flexible connectors that can be scaled with community contributions and customized with SAML, OAuth, and OIDC protocols.

• Implements role-based access control (RBAC) for scalable authorization.
• Enables user management with audit logs to track identity-related activities and maintain security.
• Enables single sign-on (SSO) and multi-factor authentication (MFA) without minimal coding.
• Leverage Logto organizations to build multi-tenancy apps with ease.

For a more approachable introduction, check out Logto’s Customer Identity Access Management (CIAM) introductory courses:

• CIAM 101: Authentication, Identity, Single sign-on (SSO)
• CIAM 102: Authorization & Role-based Access Control

For a deeper understanding of key identity management topics, explore our blog:

• Understanding token exchange in OAuth/OIDC– Learn about token-based authentication systems.
• Opaque token vs JWT – Discover the differences between token types for authentication.
• When should I use JWTs? – A guide on when to use JSON Web Token (JWT) for secure authentication.
• Bring your own sign-in UI– Customize your user interface (UI) with Logto Cloud for flexible authentication.

• Try Logto Cloud to have the same dev experience and zero deployment overhead.

• If you're launching Logto via GitPod, please wait for the message App is running at https://3002-...gitpod.io to appear in the terminal, press Command (CMD) on macOS or Ctrl on Windows, then click the URL starting with https://3002- to continue your Logto journey.

Docker Compose CLI usually comes with Docker Desktop.

curl -fsSL https://raw.githubusercontent.com/logto-io/logto/HEAD/docker-compose.yml | \
docker compose -p logto -f - up

Requires Node.js ^20.9.0 + PostgreSQL ^14.0.

npm init @logto

const languages = ['Deutsch', 'English', 'Español', 'Français', 'Italiano', '日本語', '한국어', 'Polski', 'Português', 'Русский', 'Türkçe', '简体中文', '繁體中文'];

Logto uses the default browserslist config to compile frontend projects, which is:

> 0.5%, last 2 versions, Firefox ESR, not dead

• Our team takes security seriously, especially when it relates to identity. If you find any existing or potential security issues, please do not hesitate to email 🔒 [email protected].
• About other bug reports, feature requests, and feedback, you can:
  • Directly 🙋 open an issue on GitHub;
  • 💬 Join our Discord server to have a live chat.

MPL-2.0.

We have a contributing guideline available. Feel free to contact us before coding.

Have questions or need support? We’re here to help! Reach out to our team anytime. If you need assistance or have inquiries about Logto, Contact Us, and we’ll make sure you have everything you need to succeed.

• 📚 Logto docs
• 📝 Logto blog
• 🔗 Logto API
• Check out our awesome list of community-contributed resources.