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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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 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.
Both projects show recent activity, with Keycloak last updated 14 hours ago and Permify 1 day ago.
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 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.
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.
Both tools serve similar use cases in Authorization & Permissions. However, they also have distinct specializations: Keycloak also focuses on Authentication & SSO.