Source: https://seerepo.com/r/better-auth/better-auth
Markdown source: https://seerepo.com/r/better-auth/better-auth.md
Description: better-auth/better-auth is a TypeScript repo with 509,228 lines written. AI signed 2.2% of the 7,751 commits of better-auth.

# What's inside better-auth/better-auth

better-auth/better-auth is a TypeScript repo with 509,228 lines written. better-auth is built with Vue, Next.js, React, and 6 more and uses Postgres, MySQL, MongoDB, and Redis. AI signed 2.2% of the 7,751 commits of better-auth.

Its description on GitHub: “The most comprehensive authentication framework”

TypeScript · MIT · 30,638 stars · GitHub: https://github.com/better-auth/better-auth

Read on November 7, 2026, at commit ba59f5d.

## More on this repo

- [What is better-auth built with?](https://seerepo.com/r/better-auth/better-auth/built): better-auth is built with Vue, Next.js, React, and 6 more and uses Postgres, MySQL, MongoDB, and Redis.
- [How much of better-auth did AI write?](https://seerepo.com/r/better-auth/better-auth/ai): AI signed 2.2% of the 7,751 commits of better-auth.

## In figures

- 509,228 lines written: The ones people and agents wrote: product, tests, schemas and tooling. Generated code doesn’t count.
- 939 source files: The same as the lines: product, tests, schemas and tooling. What’s generated doesn’t count.
- 565 test files: The files that test the code.
- 27 technologies: Each service with the file and line that prove it.

SeeRepo read the facts in its code and kept none of it. AI only helps sort its packages and folders by their names, and never sees its code.

## Frequently asked questions

### What is better-auth/better-auth?

better-auth/better-auth is a TypeScript repo with 509,228 lines written. Its description on GitHub: “The most comprehensive authentication framework”

The proof: [its page on GitHub](https://github.com/better-auth/better-auth)

### What is better-auth built with?

better-auth is built with Vue, Next.js, React, and 6 more and uses Postgres, MySQL, MongoDB, and Redis.

The proof: [each service with its file and line](https://seerepo.com/r/better-auth/better-auth/built)

### How much of better-auth did AI write?

AI signed 2.2% of the 7,751 commits of better-auth.

The proof: [the commits each tool signed](https://seerepo.com/r/better-auth/better-auth/ai)

### What license does better-auth have?

better-auth is released under the MIT license.

The proof: [its page on GitHub](https://github.com/better-auth/better-auth)

### How many stars does better-auth have on GitHub?

better-auth had 30,638 stars on GitHub on November 7, 2026.

The proof: [its page on GitHub](https://github.com/better-auth/better-auth)

## Add this badge to your README

It links to this page and updates itself each time SeeRepo reads the repo.

```markdown
[![better-auth/better-auth on SeeRepo](https://seerepo.com/badge/better-auth/better-auth.svg)](https://seerepo.com/r/better-auth/better-auth?de=insignia)
```

## What is your repo built with?

Any public repo, with no account: https://seerepo.com/r/owner/repo/built, with the owner and name it has on GitHub.