Four releases in two years — each one a different answer to the question *what should a CSS framework be?*

DateReleaseAnswerLegacy
2024v1.0A frozen stylesheet: 1,038 hand-tuned classes, 19 palettes, 8K-ready screensTaste — neon, glass, brutalism
2026-09-12v2.0A generator: TypeScript CSSGenerator, 50 hues × 10 shades, npm packagingDiscipline — typed config
2026v3.0A compiler: pnpm monorepo, JIT, CLI, 3,091 utilitiesSpeed — 18 ms builds
2026v3.1A standard: Tailwind 3.4 parity, 11,417 utilities, LSP, CSS-first configTrust — byte-identical oracles

The through-line#

Nothing was discarded; everything was recompiled. v1’s palettes live as configs, v2’s generator API survives in v3, and the docs platform you are reading is the evolved form of v3.0’s generated-reference idea (release notes).

New. The next chapter is unwritten — beyond 3.1.