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Keycloak vs Permify

Learn how Keycloak and Permify differ in their key features, development activity, technology stack and community adoption, so you can decide which of these authorization & permissions tools is best for you.

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Favicon of Keycloak

Keycloak

Comprehensive open source identity management solution offering single sign-on, social login, and fine-grained authorization for applications and services.
  • Stars


    34,047
  • Forks


    8,273
  • Last commit


    14 hours ago
  • Repository age


    13 years
  • License


    Apache-2.0
View Repository

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Screenshot of Keycloak
Favicon of Permify

Permify

Open-source authorization service for implementing fine-grained access controls. Centralized, scalable solution supporting RBAC, ABAC and ReBAC with Google Zanzibar-inspired architecture.
  • Stars


    5,856
  • Forks


    307
  • Last commit


    1 day ago
  • Repository age


    4 years
  • License


    AGPL-3.0
View Repository

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Screenshot of Permify

Detailed Comparison

Keycloak appears to have several advantages over Permify, particularly in popularity and maturity. Consider your specific needs regarding popularity, activity, technology, maturity, licensing and features when making your decision.

Keycloak wins
Community & Popularity

Keycloak significantly outpaces Permify in community adoption with 34,047 stars compared to 5,856 stars on GitHub. This 5.8x difference suggests Keycloak has a much larger and more active community. In terms of developer contributions, Keycloak has 8,273 forks, indicating strong developer engagement.

Comparable
Development Activity

Both projects show recent activity, with Keycloak last updated 14 hours ago and Permify 1 day ago.

Comparable
Technology Stack

Both tools share common technology foundations, being built with JavaScript, Bash, Typescript, JSX, Python, Java. However, they differ in their additional technology choices: Keycloak uses CSS, C while Permify leverages Golang.

Keycloak wins
Project Maturity

Keycloak has been in development longer, starting 13 years ago, compared to Permify which began 4 years ago. This 9.2-year head start suggests Keycloak may have more mature features and established processes.

Comparable
Licensing

The projects use different licenses: Keycloak is licensed under Apache-2.0 while Permify uses AGPL-3.0. Consider the licensing requirements when choosing for your project.

Comparable
Use Cases & Features

Both tools serve similar use cases in Authorization & Permissions. However, they also have distinct specializations: Keycloak also focuses on Authentication & SSO.