Source: https://seerepo.com/r/tailscale/tailscale
Markdown source: https://seerepo.com/r/tailscale/tailscale.md
Description: tailscale/tailscale is a Go repo with 635,239 lines written in 1,401 files. tailscale is built with React, Vite, and net/http.

# What's inside tailscale/tailscale

tailscale/tailscale is a Go repo with 635,239 lines written in 1,401 files. tailscale is built with React, Vite, and net/http. AI signed 0.1% of the 11,554 commits of tailscale.

Its description on GitHub: “The easiest, most secure way to use WireGuard and 2FA.”

Go · BSD-3-Clause · 38,434 stars · GitHub: https://github.com/tailscale/tailscale

Read on November 1, 2026, at commit 49aa9c8.

## Its folders

- [What is tailscale built with?](https://seerepo.com/r/tailscale/tailscale/built): tailscale is built with React, Vite, and net/http.
- [How much of tailscale did AI write?](https://seerepo.com/r/tailscale/tailscale/ai): AI signed 0.1% of the 11,554 commits of tailscale.

## In figures

- 635,239 lines written: The ones people and agents wrote: product, tests, schemas and tooling. Generated code doesn’t count.
- 1,401 files: The product’s, not counting tests.
- 1,028 test files: The files that test the code.
- 3 technologies: Each one with the file and line that prove it.

SeeRepo read its code facts-only: no AI, and none of its code is kept.

## Frequently asked questions

### What is tailscale/tailscale?

tailscale/tailscale is a Go repo with 635,239 lines written in 1,401 files. Its description on GitHub: “The easiest, most secure way to use WireGuard and 2FA.”

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

### What is tailscale built with?

tailscale is built with React, Vite, and net/http.

The proof: [each technology with its file and line](https://seerepo.com/r/tailscale/tailscale/built)

### How much of tailscale did AI write?

AI signed 0.1% of the 11,554 commits of tailscale.

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

### What license does tailscale have?

tailscale is released under the BSD-3-Clause license.

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

### How many stars does tailscale have on GitHub?

tailscale had 38,434 stars on GitHub on November 1, 2026.

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

## Add this badge to your README

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

```markdown
[![tailscale/tailscale on SeeRepo](https://seerepo.com/badge/tailscale/tailscale.svg)](https://seerepo.com/r/tailscale/tailscale?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.