GitHubAI Skills, Agents & MCP · Individual skills
Claude Code skill that clones a website from a URL: Playwright captures three viewports, extracts fonts, tokens and keyframes, rebuilds section by section, then grades the clone by pixel diff.
Why it’s a gem
Measures instead of guessing and refuses to call it done until the pixel diff is under 2%.
Claude Code skill encoding the ISO 24495-1 plain-language rules, rewriting text for reader outcomes in English and Traditional Chinese.
Agent skill that turns a short JSON spec into animated, explorable diagrams in one HTML file, exportable as SVG, PNG, GIF or MP4.
macOS CLI plus Claude Code and Codex skill that lets agents draw big click-through arrows, boxes and text over any window, then vanish.
Agent skill that turns hard questions into a readable one-page offline HTML explainer, rendered by a bundled CLI from a short Markdown draft.
Claude Code skill that builds standalone interactive isometric biology figures, like dopamine synapses or GLP-1 on a beta cell, with toggles and a citation for every number.
Claude Code skill that turns a one-line machine description into a photoreal three.js simulation in one HTML file, driven by a small real physics solver.