Logto
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.
Why Logto?
Built for teams scaling SaaS, AI, and agent-based platforms without the usual auth headaches.
With Logto, you get:
- Multi-tenancy, enterprise SSO, and RBAC: ready to use, no workarounds.
- Pre-built sign-in flows, customizable UIs, and SDKs for 30+ frameworks.
- Full support for OIDC, OAuth 2.1, and SAML without the protocol pain.
- Works out-of-the-box for Model Context Protocol and agent-based AI architectures.
🗺️ See all features →
Get started
Pick your path:
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Logto Cloud: The fastest way to try Logto. Fully managed, zero setup.
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Launch Logto in GitPod: Start Logto OSS in seconds.
Wait for the message App is running at https://3002-...gitpod.io, then click the URL starting with https://3002- to continue.
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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
📚 Full OSS installation guide →
Integrate anywhere
Logto supports all your apps, APIs, and services with industry-standard protocols.
- SDKs for 30+ frameworks: React, Next.js, Angular, Vue, Flutter, Go, Python, and more.
- Connect to any IdP: Google, Facebook, Azure AD, Okta, and more.
- Flexible integration: SPAs, web apps, mobile apps, APIs, M2M, CLI tools.
- Ready for Model Context Protocol and agent-based architectures.
🚀 Explore quick starts →
🔌 See all connectors →
Showcase
Developer-first SDKs: Install in minutes with clear guides.
User-friendly auth flows: Sign-up, sign-in, social login, Google One Tap, MFA, SSO.
Multi-tenancy & organizations: Organization RBAC, member invites, just-in-time provisioning, and more.
Support Logto
If you find Logto helpful, here's how you can support us:
Licensing
MPL-2.0.
