Open source repo

What's inside tailwindlabs/tailwindcss

tailwindlabs/tailwindcss is a TypeScript repo with 165,694 lines written. tailwindcss is built with H3 and Vite. AI signed 0.2% of the 6,086 commits of tailwindcss.

Its description on GitHub: “A utility-first CSS framework for rapid UI development.”

TypeScriptMIT98,062

Read on November 4, 2026, at commit 2626ae6.

What the card proved: what it’s built with on the left, what it uses on the right.

See each one with its proof

More on this repo

TechnologiesWhat is tailwindcss built with?tailwindcss is built with H3 and Vite.

+2 Who writes itHow much of tailwindcss did AI write?0.2%AI signed 0.2% of the 6,086 commits of tailwindcss.

In figures

lines written: 165,694; The ones people and agents wrote: product, tests, schemas and tooling. Generated code doesn’t count.
files: 231; The product’s, not counting tests.
test files: 137; The files that test the code.
technologies: 10; 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 tailwindlabs/tailwindcss?

tailwindlabs/tailwindcss is a TypeScript repo with 165,694 lines written. Its description on GitHub: “A utility-first CSS framework for rapid UI development.”

The proof: its page on GitHub

What is tailwindcss built with?

tailwindcss is built with H3 and Vite.

The proof: each service with its file and line

How much of tailwindcss did AI write?

AI signed 0.2% of the 6,086 commits of tailwindcss.

The proof: the commits each tool signed

What license does tailwindcss have?

tailwindcss is released under the MIT license.

The proof: its page on GitHub

How many stars does tailwindcss have on GitHub?

tailwindcss had 98,062 stars on GitHub on November 4, 2026.