A modern CSS showcase styled by community contributions. Add your stylesheet!
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Updated
Jan 17, 2026 - CSS
A modern CSS showcase styled by community contributions. Add your stylesheet!
Live, in-browser detection of modern CSS support for selectors, features, and at-rules. Applies support-based classes, exposes a results object, and allows custom tests.
This is a reset CSS that provides a 'foundation' with domestic products in mind. "Kiso" (基礎) means "foundation" in Japanese.
Robust skills for Agents
CSS Vars Framework. Simple. Consistent. Modern. Performant. One stylesheet, hundreds of pure CSS utilities and components, and a design-token layer that lets you restyle an entire site by changing a handful of variables.
An accessibility-first styling playground — how much of accessibility the modern web platform handles natively, with little to no JavaScript. WCAG rules you can break, cutting-edge CSS showcases, tokens and cascade layers.
Baseline-aware modern CSS skill for AI coding agents. One SKILL.md for Claude Code, Codex, Cursor, Pi, OpenCode, and Kiro.
Easily edit your images in just a few clicks.
Resources on the super power of HTML and modern CSS.
The CSS Framework behind BoidCMS
CSS 🎨 resources list curated for real-world UI problems. Explore, learn, and contribute.
Modern CSS skills for coding agents and humans
Master the secrets of award-winning web design with raw logic. High-end UI tricks, parallax effects, and premium transitions implemented the vanilla way.
It eliminates the flaws of our competitors and is utility-first CSS framework. ⭐️ Star to support our work!
A clean and modern responsive website template built with HTML5 and CSS3. Features multiple sections, semantic markup, and modern design practices. Perfect for portfolios, small businesses, or learning frontend development.
Super lightweight utility-first CSS library (<5KB), no build step, modern CSS approach.
CSS Info
Agent Skill for building stunning, performant web UIs with modern platform-native CSS — no JS hacks
minimalist untooled semi-classless semi-atomic css-super-reset
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