HISTORY OF DEV

January 22, 2025

Tailwind CSS 4.0 released

Adam Wathan released TailwindA utility-first CSS framework — compose designs from small classes instead of custom stylesheets. CSSCascading Style Sheets — the language for layout, color, and typography on web pages. 4.0 on January 22, 2025 — a ground-up rewrite with a RustA systems language emphasizing memory safety without garbage collection — fast adoption in infrastructure.-powered engine and CSSCascading Style Sheets — the language for layout, color, and typography on web pages.-first configuration.

What it was for

Tailwind CSSTailwindA utility-first CSS framework — compose designs from small classes instead of custom stylesheets. 4 replaced PostCSS config files with `@import "tailwindcss"` in CSSCascading Style Sheets — the language for layout, color, and typography on web pages. — automatic content detection, native cascade layers, and builds up to 100x faster on incremental compiles. It redefined utility-first CSSCascading Style Sheets — the language for layout, color, and typography on web pages. for the modern platform.

People

  • Adam Wathan — creator

Why it's here

TailwindA utility-first CSS framework — compose designs from small classes instead of custom stylesheets. 4's Oxide engine made utility-first CSSCascading Style Sheets — the language for layout, color, and typography on web pages. dramatically faster to build.

Why it mattered

CSSCascading Style Sheets — the language for layout, color, and typography on web pages.-first config and native platform features set a new baseline for CSSCascading Style Sheets — the language for layout, color, and typography on web pages. frameworks.

What it solved

TailwindA utility-first CSS framework — compose designs from small classes instead of custom stylesheets. 3's JavaScript config and PostCSS pipeline slowed large monorepo builds.

Media

  • Tailwind CSS
    ImageTailwind CSS

    Tailwind CSS, CC BY-SA 4.0, via Wikimedia Commons

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