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Better Auth vs Stack Auth

Learn how Better Auth and Stack Auth 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


    13 hours ago
  • Repository age


    2 years
  • License


    MIT
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Screenshot of Better Auth
Favicon of Stack Auth

Stack Auth

Stack Auth provides secure authentication, authorization, and user management for developers in just 5 minutes.
  • Stars


    6,768
  • Forks


    513
  • Last commit


    24 minutes ago
  • Repository age


    2 years
  • Self-hosted


    Yes
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Screenshot of Stack Auth

Detailed Comparison

Both Better Auth and Stack Auth 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.

Better Auth wins
Community & Popularity

Better Auth significantly outpaces Stack Auth in community adoption with 27,965 stars compared to 6,768 stars on GitHub. This 4.1x difference suggests Better Auth has a much larger and more active community. In terms of developer contributions, Better Auth has 2,478 forks, indicating strong developer engagement.

Comparable
Development Activity

Both projects show recent activity, with Better Auth last updated 13 hours ago and Stack Auth 24 minutes ago.

Comparable
Technology Stack

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

Comparable
Project Maturity

Both projects started around the same time, with Better Auth beginning 2 years ago and Stack Auth 2 years ago.

Better Auth wins
Licensing

Better Auth is licensed under MIT, while Stack Auth's license terms are not publicly specified.

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 Stack Auth extends into Authorization & Permissions.

Stack Auth wins
Hosting & Deployment

Stack Auth provides self-hosting options for complete data control and customization, while Better Auth may be primarily cloud-based or require different deployment approaches.