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Better Auth vs Stack Auth

Reviewed byRoman K
Tagline
Better Auth: The most comprehensive auth library for TS
Stack Auth: Open source Clerk alternative
Pricing Model
Better Auth: open-source
Stack Auth: open-source
Starting Price
Better Auth: $0/mo
Stack Auth: $0/mo
Free Plan
Better Auth: Yes
Stack Auth: Yes
GitHub Stars
Better Auth: 28.9k
Stack Auth: 6.8k
npm Downloads/wk
Better Auth: 4.3M
Stack Auth: 45.0k
GitHub Forks
Better Auth: 2.6k
Stack Auth: 340
Open Issues
Better Auth: 633
Stack Auth: 78
Tags
Better Auth: typescript, auth, open-source, passkeys
Stack Auth: auth, open-source, self-hosted, user-management

Better Auth vs Stack Auth: which to choose

Better Auth has the larger community with 28.9k GitHub stars against 6.8k for Stack Auth, which usually means more integrations, examples and third-party help when you get stuck.

Choose Better Auth if you lean toward typescript and auth; choose Stack Auth if auth and open-source matters more for your stack. All figures above are pulled from live GitHub and pricing data, not vendor marketing.

Frequently asked questions

Is Better Auth or Stack Auth better?▾

It depends on your priorities. Better Auth has 28.9k GitHub stars and uses a open-source pricing model, while Stack Auth has 6.8k stars and uses a open-source model. Both offer a free plan so you can try each before committing.

Is Better Auth cheaper than Stack Auth?▾

Better Auth starts at $0/mo while Stack Auth starts at $0/mo. Better Auth has a free plan. Stack Auth has a free plan.

What are the main differences between Better Auth and Stack Auth?▾

Better Auth is tagged as typescript, auth, open-source while Stack Auth is tagged as auth, open-source, self-hosted. Better Auth uses a open-source pricing model and has a community of 28.9k GitHub stars. Stack Auth uses a open-source model with 6.8k GitHub stars.

Does Better Auth or Stack Auth have a free plan?▾

Yes, both Better Auth and Stack Auth offer a free plan.

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