Skill Claude CodeCodex
Research a brand, existing website, and competitors before building a premium animated client site. Use for brand extraction, website intelligence, competitor analysis, client-facing reports, build briefs, redesign strategy, niche research, Firecrawl-style scraping, or turning an existing website into a better premium…
Skill Claude CodeCodex
Build Apple-style liquid/frosted glass UI on the web with progressive enhancement. Use when implementing or reviewing glassmorphism, Liquid Glass, translucent navs, lens/refraction effects, SVG displacement filters, WebGL glass shaders, frosted panels, specular highlights, or cross-browser glass fallbacks.
Skill Claude CodeCodex
Use when the user asks to download, save, extract audio from, or convert a video/media URL using yt-dlp, including MP3 audio and highest-quality MP4 downloads. Supports YouTube and many other yt-dlp-supported sites. Ask for or choose a target folder, defaulting to /Downloads when reasonable.
Skill Claude CodeCodex
Use for complex coding work on Codex, Cursor, Gemini, Antigravity, or other agents without Claude Code's native opusplan flow. Trigger on multi-file implementation, refactors, new features beyond one function, vague specs, migrations, release work, or tasks needing Explore -> Plan -> Implement -> Verify discipline.…
Skill Claude CodeCodex
Use before shipping a web app, mobile app, SaaS product, landing page, beta, waitlist, Product Hunt launch, App Store release, or client handoff. Checks product readiness, security, performance, analytics, billing, legal/privacy, support, monitoring, rollback, launch-day tasks, and first-week post-launch follow-up.…
Skill Claude CodeCodex
Use for advanced web text measurement and layout with @chenglou/pretext: virtualized lists with variable-height text, shrinkwrapped chat bubbles, responsive multiline text, auto-growing textareas, dev-time label overflow checks, Canvas/SVG/WebGL text, and avoiding DOM reflow from getBoundingClientRect/offsetHeight.…
Skill Claude CodeCodex
Use when the user explicitly asks for Reddit/community signal, subreddit research, Reddit sentiment, or public Reddit thread/comment analysis. Uses low-volume public read-only JSON endpoints where available, with clear caveats, no auth, no API keys, no stored credentials, and graceful fallback when Reddit blocks or…
Skill Claude CodeCodex
Use for security reviews, vulnerability audits, hardening passes, auth/authz checks, injection/XSS/RCE/data exposure analysis, supply-chain risk, secrets handling, or "audit this for security issues" requests on agents without Claude Code's bundled /security-review. Prefer Claude Code's official /security-review when…
Skill Claude CodeCodex
Use as a lightweight preflight for non-trivial requests when no explicit skill was named and any installed skill might help. Route ambiguous or multi-phase work to clarify-and-plan/planning-first; prompt engineering to prompt-master; product-design layer reasoning to layers-intro plus the narrow layers- skill…
Skill Claude CodeCodex
Use when the user asks what they are missing, wants a plan pressure-tested, requests architectural review, asks for hidden risks/tradeoffs, or is about to make a consequential technical/product decision. Surfaces blind spots, implicit decisions, structural assumptions, scaling risks, failure modes, and decisions not…