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Endigest AI Core Summary
This post announces the open-source alpha release of Tailwind CSS v4.0, featuring a new high-performance engine called Oxide with major improvements over v3.
•New engine is up to 10x faster (full build in 105ms vs 960ms) and 35% smaller installed, with performance-critical parts rewritten in Rust
•Unified toolchain integrates Lightning CSS directly, eliminating the need for postcss-import, autoprefixer, and nesting plugins
•CSS-first configuration replaces the JavaScript config file with CSS variables via a new @theme directive
•Zero-configuration content detection automatically finds template files through project crawling or the Vite module graph
•New composable variants allow combining group-*, peer-*, has-*, and not-* variants freely without explicit framework definitions
This summary was automatically generated by AI based on the original article and may not be fully accurate.
Tailwind CSS
CSS-Tricks
WebKit