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Open-source projects tagged “Authorization”.

Inspect repositories, licenses, activity, and alternatives across the Authorization ecosystem.

7 projects connectedTag matches come from repository topics and catalog metadata.
ZITADEL
SwitzerlandAGPL-3.0

ZITADEL - Identity infrastructure, simplified for you.

Security & PrivacyOpen-source projects grouped in this category for discovery and comparison.5 projects#GoProjects tagged with this topic in the verified catalog.4 projects2faProjects tagged with this topic in the verified catalog.1 projectauthenticationProjects tagged with this topic in the verified catalog.3 projectsAuth0Proprietary identity platform (SSO, OAuth, user management). Open alternatives include Keycloak, authentik, Authelia,…2 alternatives
Metrics syncingMetrics syncingStar momentum for this project has not landed in the latest GitHub metrics sync yet. Check trending for repositories with recorded momentum.Browse trending →
Free–CustomPricingFree open source; Cloud and Enterprise availableFree–Custom14.4K1.2K26 hours ago
Alternatives toAuth0Auth0Proprietary identity platform (SSO, OAuth, user management). Open alternatives include Keycloak, authentik, Authelia,…2 alternatives+2
Logto
MPL-2.0

🧑‍🚀 Authentication and authorization infrastructure for SaaS and AI apps, built on OIDC and OAuth 2.1 with multi-tenancy, SSO, and RBAC.

AI & Machine LearningOpen-source projects grouped in this category for discovery and comparison.1 project#TypeScriptProjects tagged with this topic in the verified catalog.1 projectGithub ActionsProjects tagged with this topic in the verified catalog.3 projectsJavaScriptProjects tagged with this topic in the verified catalog.3 projectsAI-nativeThis project includes AI-native capability signals in the catalog metadata.1 AI-native projectClerkProprietary product with documented open-source alternatives cataloged on OpenSourceChoice. Compare licenses, reposit…1 alternative
Metrics syncingMetrics syncingStar momentum for this project has not landed in the latest GitHub metrics sync yet. Check trending for repositories with recorded momentum.Browse trending →
FreePricingFree and open sourceFree14.2K1.1K30 hours ago
Alternatives toClerkClerkProprietary product with documented open-source alternatives cataloged on OpenSourceChoice. Compare licenses, reposit…1 alternative+4
UnKey
License not declared

The Developer Platform for Modern APIs

Security & PrivacyOpen-source projects grouped in this category for discovery and comparison.5 projects#GoProjects tagged with this topic in the verified catalog.4 projectsGithub ActionsProjects tagged with this topic in the verified catalog.3 projectsJavaScriptProjects tagged with this topic in the verified catalog.3 projectsKongProprietary product with documented open-source alternatives cataloged on OpenSourceChoice. Compare licenses, reposit…1 alternative
Metrics syncingMetrics syncingStar momentum for this project has not landed in the latest GitHub metrics sync yet. Check trending for repositories with recorded momentum.Browse trending →
FreePricingFree and open sourceFree5.4K63026 hours ago
Alternatives toKongKongProprietary product with documented open-source alternatives cataloged on OpenSourceChoice. Compare licenses, reposit…1 alternative+4
Cerbos
Apache-2.0

Cerbos is the open core, language-agnostic, scalable authorization solution that makes user permissions and authorization simple to implement and manage by writing context-aware access control policies for your applicati

Security & PrivacyOpen-source projects grouped in this category for discovery and comparison.5 projects#GoProjects tagged with this topic in the verified catalog.4 projectsGithub ActionsProjects tagged with this topic in the verified catalog.3 projectsJavaScriptProjects tagged with this topic in the verified catalog.3 projectsAuth0Proprietary identity platform (SSO, OAuth, user management). Open alternatives include Keycloak, authentik, Authelia,…2 alternatives
Metrics syncingMetrics syncingStar momentum for this project has not landed in the latest GitHub metrics sync yet. Check trending for repositories with recorded momentum.Browse trending →
FreePricingFree and open sourceFree4.5K19931 hours ago
Alternatives toAuth0Auth0Proprietary identity platform (SSO, OAuth, user management). Open alternatives include Keycloak, authentik, Authelia,…2 alternatives+3
Warrant
Apache-2.0

Warrant is a highly scalable, centralized authorization service based on Google Zanzibar. Use it to define, enforce, query, and audit application authorization and access control.

Content & CollaborationOpen-source projects grouped in this category for discovery and comparison.1 project#GoProjects tagged with this topic in the verified catalog.4 projectsabacProjects tagged with this topic in the verified catalog.1 projectaccess-controlProjects tagged with this topic in the verified catalog.2 projectsAuth0Proprietary identity platform (SSO, OAuth, user management). Open alternatives include Keycloak, authentik, Authelia,…2 alternatives
Metrics syncingMetrics syncingStar momentum for this project has not landed in the latest GitHub metrics sync yet. Check trending for repositories with recorded momentum.Browse trending →
FreePricingFree and open sourceFree1.3K527 months ago
Alternatives toAuth0Auth0Proprietary identity platform (SSO, OAuth, user management). Open alternatives include Keycloak, authentik, Authelia,…2 alternatives+2
cadddy-jwt
GermanyBSD-3-Clause

validates the signature of JWTs in NRW.desk

Security & PrivacyOpen-source projects grouped in this category for discovery and comparison.5 projects#webProjects tagged with this topic in the verified catalog.2 projectssingle-sign-onProjects tagged with this topic in the verified catalog.2 projectsWebDocumented runtime or deployment platform for this open-source project.2 projectsAuth0Proprietary identity platform (SSO, OAuth, user management). Open alternatives include Keycloak, authentik, Authelia,…2 alternatives
DEDE - Open CodeFederated from DE - Open Code (Germany) in the EU Open Source Solutions Catalogue. Software type: Standalone/Backend.Beta · Single Sign On · AuthorizationBetaBetaMarked Beta: usable, but still changing. Validate before production adoption.EU OSS Catalogue maturity
069/100Vitality 69/100Healthy activity. The EU OSS Catalogue vitality index (0–100) is an AGID-compatible score of recent repository activity—commits, releases, and contributor signals—not a quality or security rating.EU OSS Catalogue · AGID-compatibleActivity unavailable
Alternatives toAuth0Auth0Proprietary identity platform (SSO, OAuth, user management). Open alternatives include Keycloak, authentik, Authelia,…2 alternatives+2
cadddy-jwt
GermanyBSD-3-Clause

validates the signature of JWTs in NRW.desk

Security & PrivacyOpen-source projects grouped in this category for discovery and comparison.5 projects#webProjects tagged with this topic in the verified catalog.2 projectssingle-sign-onProjects tagged with this topic in the verified catalog.2 projectsWebDocumented runtime or deployment platform for this open-source project.2 projectsAuth0Proprietary identity platform (SSO, OAuth, user management). Open alternatives include Keycloak, authentik, Authelia,…2 alternatives
DEDE - Open CodeFederated from DE - Open Code (Germany) in the EU Open Source Solutions Catalogue. Software type: Standalone/Backend.Beta · Single Sign On · AuthorizationBetaBetaMarked Beta: usable, but still changing. Validate before production adoption.EU OSS Catalogue maturity
069/100Vitality 69/100Healthy activity. The EU OSS Catalogue vitality index (0–100) is an AGID-compatible score of recent repository activity—commits, releases, and contributor signals—not a quality or security rating.EU OSS Catalogue · AGID-compatibleActivity unavailable
Alternatives toAuth0Auth0Proprietary identity platform (SSO, OAuth, user management). Open alternatives include Keycloak, authentik, Authelia,…2 alternatives+2
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