Skills, prompts, AGENTS.md files and MCP servers that Codex reads. Skills are shared with Claude Code; the rest is Codex-native. 268,103 indexed, measured the same four ways as everything else here.
Skill Claude CodeCodex
Legacy DevFlow debug skill. USE FOR: maui-ai-debugging, maui devflow, screenshots, visual tree, Blazor CDP, simulator/emulator debugging. DO NOT USE FOR: setup, desktop automation, AppleScript, host xdotool.
dean9703111/ai-agent-skill-for-video-workflow
Skill Claude CodeCodex
This skill should be used when the user wants to "create a skill", "add a skill to plugin", "write a new skill", "improve skill description", "organize skill content", or needs guidance on skill structure, progressive disclosure, or skill development best practices for Claude Code plugins.
Skill Claude CodeCodex
A creation and editing tool for SillyTavern character cards and world books. These files can describe characters, settings, non-player characters, scenes, events, writing style, and MVU variables, which are structured values used to track changing story state.
arvindrk/extract-design-system
Skill Claude CodeCodex
Extract design primitives from a public website and generate starter token files for your project.
Skill Claude CodeCodex
Use this skill when a user asks to diagnose, repair, clean up, recover, migrate, configure, secure, or maintain a Windows, macOS, or Linux computer. It covers system drives, app or data migration to another drive, slow or unstable machines, storage, apps, updates, networking, printers, backups, credentials, drivers…
Skill Claude CodeCodex
Product Led AI Development — guides founders from idea to launched product. Six capabilities: Idea (discover a product idea), Validate (pressure-test the idea against fatal flaws, problem reality, competition, and 2-week MVP feasibility), Plan (vision intake + document generation), Design (translate image references…
Skill Codex
Guided workflow for authorized penetration testing, vulnerability validation, security reporting, CTF/local sandbox reverse engineering, and user-directed vulnerability research. Use when Codex is asked to run or plan a security assessment, triage a target or artifact, maintain pentest state, produce interim/final…
franklee16/academic-research-skills
Skill Claude CodeCodex
Analyzes events through sociological lens using social structures, institutions, stratification, culture, norms, collective behavior, and multiple theoretical perspectives (functionalist, conflict, symbolic interactionist). Provides insights on social patterns, group dynamics, inequality, socialization, social change…
Skill Claude CodeCodex
Use when drafting or revising internal technical design docs, review notes, architecture writeups, or sharing posts in Chinese, especially when the tone should stay evidence-backed, calm, and suitable for peers or leaders rather than marketing or literary writing.
Skill Claude CodeCodex
A product-requirements-document writer that gathers information through questions, researches competitors, and produces a structured PRD. A PRD is a document describing what a product should do and why.
Skill Claude CodeCodex
Deploy a generated project (one process or several) to agent-sandboxes with scale-to-zero: idle sandboxes pause and auto-resume (process restarted) on the next HTTP request. Use when asked to deploy, host, or preview generated code through the sandbox platform.
Skill Claude CodeCodex
Decision heuristics for choosing between colgrep (semantic/hybrid) and grep (exact match) during code exploration. Load before exploring unfamiliar code — contains the grep-vs-colgrep decision table and hybrid search strategies that prevent defaulting to grep for everything.
Skill Claude CodeCodex
Use when coordinating multiple coding agents, delegating independent software work, managing OpenCode Ensemble teams, choosing teammate roles or models, reviewing teammate output, or deciding whether parallel execution is appropriate.
Skill Codex
Turn a rough coding or repo idea into a spec, executable plan, and long-running Codex /goal contract. Use when the user wants to create a coding spec, spec out a repo feature, tighten a coding spec, turn an implementation idea into a /goal-ready plan, prepare for autonomous coding, forge a goal, start a /goal…
Skill Claude CodeCodex
A personalised chat tool that uses a user profile and vectorised notes, meaning notes indexed so related ideas can be found by meaning. It uses earlier thoughts and notes to shape replies.
Skill Claude CodeCodex needs its repo
Create, group, and rearrange Switchboard features. This skill consolidates four feature-management operations into one discoverable skill.
Yu-0312/editorial-vision-studio
Skill Claude CodeCodex
Universal visual direction engine for AI image, design, and layout work: model-agnostic decision pipeline (intent, analysis, visual language, planning, recovery/refinement) plus swappable adapters for GPT Image, Flux, Ideogram, and generic image backends. Use for visual concepting, image prompts, photo-to-design…
Skill Claude CodeCodex
A development guide for creating custom pages in Yida, a business application platform, using React 18. It covers pages such as websites, dashboards, workspaces, lists, details, and portals inside YidaCodeCanvas.
Skill Claude CodeCodex
Generate idiomatic Typst (.typ) code, edit and troubleshoot Typst documents and projects, and answer Typst syntax/reference questions. Use when working with .typ files or when the user explicitly asks for Typst document creation, editing, debugging, compilation, formatting, template work, or package usage.
will2025btc/buffett-perspective
Skill Claude CodeCodex
A thinking framework based on Warren Buffett’s public investing ideas, such as judging a business by its long-term strengths and value.
Skill Claude CodeCodex
Xây dựng và duy trì knowledge base cá nhân theo pattern LLM Wiki (Karpathy). Hỗ trợ init, ingest, query, lint, discover, run, digest, pain-rank, setup, book-summary, competitive-brief, interview-prep.
DeckardGer/tanstack-agent-skills
Skill Claude CodeCodex
TanStack Query (React Query) best practices for data fetching, caching, mutations, and server state management. Activate when building data-driven React applications with server state.
koreainvestment/kis-ai-extensions
Skill Claude CodeCodex
A tool for testing trading strategies against past market data. Backtesting means simulating how a strategy would have performed before using it in live trading.
Skill Codex
Review implementation against its purpose and user experience, fix root causes, and refine it through repeated simplification passes. Use when verifying correctness and side effects, reviewing user-facing or developer-facing interfaces, redesigning flawed foundations, managing legacy compatibility, removing…
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: