#css

  • Modern CSS Platform Features
    Experimental platform CSS features — frame-sizing iframes, scroll-marker carousels, text-decoration-inset, overflow auto clip, and scroll-triggered animations via timeline-trigger.
  • CSS Tools
    A curated list of CSS libraries, linters, animation libraries, build tools, zero-runtime CSS-in-JS options, themes and icon sets.
  • Hallmark
    Hallmark (Nutlope/hallmark, MIT, v2.0.0, made by Together AI) is a design skill for Claude Code, Codex, Cursor and OpenCode that builds new pages from one of 48 dealt themes under a non-negotiable Floor of design rules, then lints the result in a real browser with sloplint --render and a fresh-context review. 35.7k stars, 1.9k forks, 62 open issues at check time.