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Better Auth vs Keycloak

Learn how Better Auth and Keycloak 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.

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Favicon of Better Auth

Better Auth

A comprehensive authentication framework offering email/password, social sign-on, two-factor auth, and multi-tenant support with full TypeScript integration.
  • Stars


    27,965
  • Forks


    2,478
  • Last commit


    11 hours ago
  • Repository age


    2 years
  • License


    MIT
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Screenshot of Better Auth
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

Detailed Comparison

Both Better Auth and Keycloak have their unique strengths and serve similar purposes effectively. Consider your specific needs regarding popularity, activity, technology, maturity, licensing and features when making your decision.

Comparable
Community & Popularity

Both tools have similar popularity levels, with Better Auth having 27,965 stars and Keycloak having 34,047 stars on GitHub. In terms of developer contributions, Keycloak has 8,273 forks, indicating strong developer engagement.

Comparable
Development Activity

Both projects show recent activity, with Better Auth last updated 11 hours ago and Keycloak 14 hours ago.

Comparable
Technology Stack

Both tools share common technology foundations, being built with JavaScript, CSS, Typescript, JSX. However, they differ in their additional technology choices: Better Auth uses Next.js, Vue, SvelteKit, Nuxt.js, Remix, Tanstack Start while Keycloak leverages Bash, Python, C, Java.

Keycloak wins
Project Maturity

Keycloak has been in development longer, starting 13 years ago, compared to Better Auth which began 2 years ago. This 11.0-year head start suggests Keycloak may have more mature features and established processes.

Better Auth wins
Licensing

Better Auth uses the MIT license, which is more permissive than Keycloak's Apache-2.0 license, potentially offering greater flexibility for commercial use and integration.

Comparable
Use Cases & Features

Both tools serve similar use cases in Authentication & SSO. However, they also have distinct specializations: Better Auth also focuses on Identity & Access Management (IAM) while Keycloak extends into Authorization & Permissions.