Keycloak
Open Source Identity and Access Management For Modern Applications and Services
Identity & Access Management
Compare healthier or more active tools in the same use case using ToolVitals public evidence.
Why compare
Switching guide
Stronger current public-health signal than Steward.
Useful when portability and inspectability matter.
Public source signals exist, but ToolVitals has not verified the license class.
Ranked alternatives
Open Source Identity and Access Management For Modern Applications and Services
The authentication glue you need.
An open-source Agent-first Identity and Access Management (IAM) /LLM MCP & agent gateway and auth server with web UI supporting OpenClaw, MCP, OAuth, OIDC, SAML, CAS, LDAP, SCIM, WebAuthn, TOTP, MFA, Face ID, Google Workspace, Azure AD
Open-source Auth0/Clerk alternative
Identity and access management product by WSO2.
🧑🚀 Authentication and authorization infrastructure for SaaS and AI apps, built on OIDC and OAuth 2.1 with multi-tenancy, SSO, and RBAC.
Kanidm: A simple, secure, and fast identity management platform
Pomerium is an identity and context-aware access proxy.
Granular access control and policy engine.
Single sign-on for self-hosted applications.
Open source digital identity infrastructure with OAuth/OpenID and SSO components.
Frontier is an all-in-one user management platform that provides identity, access and billing management to help organizations secure their systems and data. (Open source alternative to Clerk, WorkOS)