Learn how Keycloak and Ory differ in their key features, development activity, technology stack and community adoption, so you can decide which of these authentication & sso providers is best for you.
Last 30 days
Last commit
7 hours agoRepository age
13 yearsVersion
26.8.1License
Apache-2.0Self-hosted
YesRepository
keycloak/keycloak
Last 30 days
Last commit
3 months agoRepository age
8 yearsVersion
v26.2.0License
Apache-2.0Self-hosted
YesRepository
ory/kratos
Keycloak appears to have several advantages over Ory, particularly in popularity, growth, activity and maturity. Consider your specific needs regarding popularity, growth, activity, technology, maturity, licensing and features when making your decision.
Keycloak leads in popularity with 37,617 stars vs 13,946 stars for Ory. The 170% higher star count indicates stronger community adoption. In terms of developer contributions, Keycloak has 9,121 forks, indicating strong developer engagement.
Keycloak is growing faster, adding 533 stars in the last 30 days (+1.4%) against adding 44 stars for Ory (+0.3%). Keycloak is both larger and pulling further ahead.
Keycloak shows more recent development activity with its last commit 7 hours ago, while Ory was last updated 3 months ago. This suggests Keycloak is being more actively maintained.
Both tools share common technology foundations, being built with JavaScript, Bash. However, they differ in their additional technology choices: Keycloak uses CSS, Typescript, JSX, Python, C, Java while Ory leverages Golang.
Keycloak has been in development longer, starting 13 years ago, compared to Ory which began 8 years ago. This 5.0-year head start suggests Keycloak may have more mature features and established processes.
Both projects use the Apache-2.0 license, providing identical terms for usage and distribution.
Both tools serve similar use cases in Authentication & SSO, Authorization & Permissions.
Both Keycloak and Ory offer self-hosting capabilities, giving you full control over your data and infrastructure.
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