Authentication & Security

Open-source backend platform providing authentication, databases, storage, functions and realtime APIs, self-hosted or as a managed cloud service.

Actively maintained

• Backend
• Database
• Authentication & Security

Open-source authentication library built on standard Web APIs, supporting OAuth, email/passwordless and credential-based sign-in for any JavaScript framework or runtime.

Well documented

• Authentication & Security

Self-hosted single sign-on and two-factor authentication portal that sits in front of your reverse proxy to protect existing web apps.

Actively maintained

• Authentication & Security

Open-source access-control library implementing ACL, RBAC, and ABAC authorization models, with production-ready ports for Go, Java, Python, Node.js, and more.

Actively maintained

• Authentication & Security

Open source identity and access management solution with single sign-on, OAuth2 and OpenID Connect support.

Actively maintained

• Authentication & Security

Relationship-based authorization engine inspired by Google Zanzibar, for modeling and enforcing fine-grained access control as a standalone service.

Actively maintained

• Authentication & Security

API-first, headless identity and user management server for cloud-native applications, covering login, registration, recovery, and profile management.

Actively maintained

• Authentication & Security

Open source Firebase alternative providing a Postgres database, authentication, instant APIs, edge functions, realtime subscriptions and storage.

Actively maintained

• Backend
• Database
• Authentication & Security

Open-source, self-hosted authentication core service offering passwordless, social, and email/password login as an alternative to Auth0 or Firebase Auth.

Actively maintained

• Authentication & Security

Cloud-native identity and access management platform with multi-tenancy, SSO, MFA, and OIDC/SAML support, usable self-hosted or as a managed service.

Actively maintained

• Authentication & Security