AI agent skills for Claude Code and compatible agents — workflow, coding, design, Claude Code meta, media, productivity, and writing
Skill Claude CodeCodex
Create, configure, and orchestrate Claude Code subagents — specialized Claude instances with focused roles and limited tool access. Covers YAML frontmatter (name, description, tools, model, permissions, hooks, MCP servers), system prompt design, tool restriction patterns, background execution, and multi-agent…
Skill Claude CodeCodex
Systematic implementation using APEX methodology (Analyze-Plan-Execute-eXamine) with parallel subagents and self-validation. Use when implementing features, fixing bugs, or making code changes that benefit from structured workflow.
Skill Claude CodeCodex
Use this skill whenever a user has an audio file (.wav/.mp3/.flac/etc.) that needs to loop as background on a website or web page — hero ambience, landing-page atmosphere, portfolio mood audio, ambient wind/rain/ocean/forest/breeze/pad beds, or any "play quietly behind the page while users read/scroll/interact" use…
Skill Claude CodeCodex
Art director for award-level frontend design (Awwwards SOTD 7.5+, FWA, CSSDA). Takes the lead when the brief names the ceiling — award-winning, premium, signature, a new visual identity, an uplift or ground-up redesign — forces a committed, anti-default visual universe, writes it as a DESIGN.md and a design-plan.md…
Skill Claude CodeCodex
Govern the BRAND-VOICE.md — extract a brand's writing voice from URL, Notion page, MD file/directory, or interview into a structured executable doc; update incrementally; diff versions; validate the canonical format; show testable rules. Supports multi-voice via voice.extends (founder on corporate, persona on…
Skill Claude CodeCodex
Create and optimize CLAUDE.md memory files or .claude/rules/ modular rules for Claude Code projects. Covers file hierarchy, content structure, path-scoped rules, best practices, and anti-patterns. Use when working with CLAUDE.md files, .claude/rules directories, setting up new projects, or improving Claude Code's…
Skill Claude CodeCodex
Eight-axis judgment code review for the current diff — Correctness, Simplification, Tests, Documentation, Style, Intent, Design/API, Performance (+ Coherence on metadata changes). Five-phase pipeline scope → atomic deterministic tool battery (project-declared or installed PATH tools; no runtime package resolution) → 8…
Skill Claude CodeCodex
Govern an existing DESIGN.md during UI work. Enforce token-backed colors, typography, spacing, and radius when the file exists; steps aside when it does not. Use for token-affecting edits and seven subcommands, four backed by the canonical CLI — audit, diff, export, spec, migrate, init, and extension drift checks.…
Skill Claude CodeCodex
Download video or audio from 1800 sites (YouTube, Vimeo, SoundCloud, Twitch, X…) with the yt-dlp CLI — full videos, mp3 audio, playlists, time-range clips, subtitles, capped resolutions. Use whenever the user wants to download, save, grab, or rip a video/audio/playlist from a URL, extract a song as mp3, clip a…
Skill Claude CodeCodex
Pre-implementation thinking — research the problem space, weigh approaches with devil's-advocate rigor, decide what's reversible and conventional while surfacing the load-bearing forks for the user, and emit one apex-ready plan. Use whenever a non-trivial task needs thinking, comparison, or decomposition before code …
Skill Claude CodeCodex
Strip AI writing tells from English prose — em-dash overuse, rule of three, negative parallelisms, AI vocabulary (delve, tapestry, crucial, pivotal, underscore, showcase), vague attributions, promotional tone, conjunctive padding (moreover, furthermore, indeed), hedging, signposting, chatbot artifacts. Preserves…
Skill Claude CodeCodex
Convert any document to Markdown with Microsoft's markitdown CLI — PDF, Word, Excel, PowerPoint, HTML, CSV, JSON, XML, ZIP, EPub, images (OCR/EXIF), audio (transcription), and YouTube URLs. Use whenever the user wants to extract text from a binary document, transcribe audio, OCR an image, scrape a YouTube transcript…
Skill Claude CodeCodex
Notion access from Claude Code via the official MCP connector (default path, 95% of intents) or the ntn CLI (only for file uploads, Notion Workers, headless/CI scripts, raw API discovery, shell piping). Routes intent to the right transport, pre-flights the Notion-flavored Markdown spec and target data-source schema…
Skill Claude CodeCodex
Single-pass feature implementation using Explore → Code → Test. Ships focused changes at maximum speed, with a built-in circuit breaker that stops and recommends /ultrapex (or /apex) or /forge when the task turns out more complex than it looked. Use this whenever the user wants a quick win on a single, focused task …
Skill Claude CodeCodex
Bootstrap a new web project on a strictly opinionated Cloudflare Workers stack — Next.js 16 or Astro 6, TypeScript strict, pnpm, Biome, Tailwind. Use whenever the user asks to start, bootstrap, initialize, or scaffold a site/app in an empty or new directory. No fallbacks: skip for existing projects with package.json…
Skill Claude CodeCodex
Turn a music brief into Suno v5.5-ready prompt artifacts — TRACK.md per generation, optional ALBUM.md for multi-track projects, optional ARTIST.md for artist-scoped identity. Artifact-emit-only — the user copy-pastes the prompt block into Suno's UI, listens, then iterates via revise. No API integration. Hardens the…
Skill Claude CodeCodex
Outcome-driven end-to-end implementation for frontier models — scope the task, commit to an approach, build, and adversarially verify with parallel subagents, in one run. Use it on a Fable-class session whenever the user wants something implemented — "implement", "build", "add", "fix", "refactor", a multi-file…
Skill Claude CodeCodex
Create a looping background video — crossfade the loop point, encode optimized MP4 + WebM, optional poster frame. Use whenever the user has a video that needs to loop for web use (hero sections, backgrounds, landing-page ambience), wants to fix a visible jump at the loop point, or needs to optimize a clip for web…
Skill Claude CodeCodex
Author, audit, or polish a project README — clarity, structure (Pattern A per-section collapse / Pattern B grouped / Pattern C per-entry), wording concision, anchor integrity. Reads the repo first, proposes diffs, applies on approval. Use when creating, restructuring, auditing, optimizing, or polishing a README for…
Skill Claude CodeCodex
Fixture for compound skills + npm tooling detection.
Skill Claude CodeCodex
Senior frontend developer for everyday UI work — pages, dashboards, forms, components, quick landings. The default lane for "design this", "add a page", "build a dashboard", "make it look better" — commits a five-line direction before any code when no brief exists, fixes composition by surface archetype, holds hard…
At most 3 mods per repository are shown here, and a mod shipped inside a plugin is left to that plugin's page — the rest are on their repository pages: