π§βπ An identity and access management (IAM) infrastructure with authentication, authorization, MFA, SSO, user management, and multi-tenancy features. Supports OAuth 2.0, OIDC, and SAML. No framework restrictions.
Logto is the open-source auth alternative to Auth0, Cognito, and Firebase Auth. It offers a complete identity solution with pre-built UI, modern protocols for authentication and authorization (OIDC/OAuth 2.0/SAML), and enterprise-grade security. Perfect for multi-device apps, SaaS products, and API services.
Website | Live demo | Documentation | API | Blog | Auth Wiki | Newsletter
Logto provides frontend-to-backend identity solutions for developers and enterprise with:
Authentication | Authorization | Identity management |
---|---|---|
Email/SMS passwordless | API protection | Identity federation (Omni sign-in for multiple apps) |
Social sign-in (OIDC/OAuth 2.0) | User role-based access control | Multi-tenancy management (Invitation/JIT/Org-level MFA) |
Enterprise SSO (SAML/OIDC) | M2M role-based access control | User management (Profile/Invitation/Migration) |
MFA (TOTP/Passkey/Backup) | Organization templates | User Impersonation |
Personal access token | JWT / Opaque toke validation | Audit Logs |
OAuth consent screen | Custom token claims | Webhooks |
UI toolkit: Prebuilt auth flows β’ Custom UI β’ Dark mode β’ i18n β’ Custom domain
Start building with Logto in minutes:
GitPod: Launch Logto on GitPod. Wait for the message App is running at https://3002-...gitpod.io
, then click the URL starting with https://3002-
to continue.
Local development:
# Using Docker Compose(requires Docker Desktop)
curl -fsSL https://raw.githubusercontent.com/logto-io/logto/HEAD/docker-compose.yml | \
docker compose -p logto -f - up
# Using Node.js (requires PostgreSQL)
npm init @logto
Logto Cloud: No deployment required! Get started with Logto Cloud.
π Full installation guide β
Powered by industry-standard protocols (OIDC, OAuth, SAML), Logto empowers secure integration across your services, third-party platforms, and identity providers.
Unlimited application integration:
Universal identity provider (IdP) connection:
π Explore all connectors β
Developer-friendly SDKs: Install in minutes with step-by-step guides.
User-friendly auth flows: Sign-up, sign-in, Social sign-in, Google one-tap, SSO, MFA, etc.
Multi-tenancy architecture: organization RBAC, member invitations, just-in-time provision, etc.
If you find Logto helpful, hereβs how you can support us:
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