Skills, prompts, AGENTS.md files and MCP servers that Codex reads. Skills are shared with Claude Code; the rest is Codex-native. 269,940 indexed, measured the same four ways as everything else here.
tigermkiiiddd/senior-game-designer-skill
Skill Claude CodeCodex
A senior game-design skill covering a game’s full development path, from the initial idea through release and later improvements.
MCP server Claude CodeCodexCursor +2 ✓ vendor
MCP server for physics simulations and calculations using Rapier physics engine. Runs locally from the chuk-mcp-physics Python package.
MCP server Claude CodeCodexCursor +2
Agent-native product catalog: 300M+ products, 150,000+ stores, deliverto ranking. Runs locally from the @buywhere/mcp-server npm package. Needs 1 environment variable to run.
Skill Claude CodeCodex
AI creative director with recursive self-assessment. Generates concepts using world-class methodologies (SIT, TRIZ, Lateral Thinking, bisociation), scores against 6 weighted criteria with Cannes/D&AD/HumanKind calibration, and recursively refines until the 9+ threshold is reached. Accepts briefs in any format — text…
Skill Claude CodeCodex
Save content from the current conversation to the Agent Wiki. Use when research, decisions, or valuable findings should be preserved.
KempnerInstitute/hpc-agentic-recipes
Skill Claude CodeCodex
Search the web, arxiv, Crossref, PubMed, OpenAlex, or Wikipedia, and fetch page text, using common/tools/search.sh. Use whenever the user asks to search online, look something up, or find papers while served by a local model, and whenever the built-in WebSearch tool fails or is silently dropped by the endpoint.
Skill Claude CodeCodex
A city-travel recommendation skill that turns your destination, time, interests, crowd preference, budget, travel group, and supporting notes or images into plans for activities and food.
JustinPerea/app-store-review-skill
Skill Claude CodeCodex
Pre-submission review for iOS apps targeting the Apple App Store. Scans your Xcode project for common rejection reasons — missing privacy strings, icon issues, entitlement mismatches, missing privacy manifests, account deletion requirements, Sign in with Apple, and more. Use this skill whenever the user wants to check…
DonkeyKing01/tasteful-ui-skill
Skill Claude CodeCodex
UI design and implementation for real product surfaces with taste-first critique, reference routing, project-specific design briefs, variation comparison, and implementation verification. Use when Codex should redesign, build, polish, or critique frontend UI by reading project context, exploring taste, routing through…
Skill Claude CodeCodex
Force any writing to follow human patterns and strip every known sign of AI-generated text ("AI slop"). Use whenever producing or editing prose that will be read by a person, articles, blog posts, emails, captions, essays, documentation, social copy, reports, and whenever the user says "humanize this", "make it sound…
langchain-ai/modular-workshops
Skill Claude CodeCodex ✓ vendor
Write a LinkedIn post based on research findings or a given topic. Use this skill when asked to create LinkedIn content, professional posts, or thought leadership pieces.
liangdabiao/boardgame-io-skill
Skill Claude CodeCodex
Build turn-based games with the boardgame.io framework (v0.50.x API). Use whenever the user wants to create, extend, or debug a board/card/dice/strategy game with boardgame.io — e.g. "make tic-tac-toe / chess / a card game", "add multiplayer to my boardgame.io game", "define phases/moves/turns", writing bots…
CK42BB/procedural-grass-threejs
Skill Claude CodeCodex
Generate procedural grass fields in Three.js using WebGPU compute with automatic WebGL2 fallback. Covers instanced blade geometry with bezier-curve profiles, multi-layer wind simulation, subsurface scattering approximation, distance-based LOD and density falloff, interactive displacement from players/objects, and…
Skill Claude CodeCodex
Generate publication-quality DESIGN.md v2 files from any website URL. Analyzes CSS, typography, colors, components, layout, content, accessibility, state patterns, and iconography to produce a 17-section design system reference that AI agents can use to reproduce the website's visual style. Use when the user wants to…
Skill Claude CodeCodex
A command for archiving completed SpecPilot requirements, where SpecPilot is a system for tracking feature requests from draft through completion. It creates a concise record and updates the requirements index.
ghwmelite-dotcom/claude-skills
Skill Claude CodeCodex
Expert-level skill for financial markets analysis, trading strategy, and investment guidance. Use this skill whenever the user asks about: forex trading (currency pairs, pip values, session timing, spread analysis, risk management), cryptocurrency (Bitcoin, altcoins, DeFi, tokenomics, on-chain metrics, whale analysis…
contains-studio/fable-delegator
Skill Claude CodeCodex
Spawn one or more OpenAI Codex CLI subagents from bash to offload context-heavy work from the parent Claude. Use when the user says "use codex", "build with codex", "ask codex", "get a codex second opinion", "compare codex vs claude", "have two agents try it", or otherwise asks to delegate or parallelize work to…
zhangzhangco/gbt-standard-docx-skill
Skill Claude CodeCodex
A tool for generating and checking Chinese standard documents using the GB/T 1.1-2020 template, a Chinese standard for how such documents are written and formatted.
Skill Claude CodeCodex
Generate an agent skill from a GitHub open-source repository. Use when asked to create a skill from a repo URL, turn a GitHub project into a usable skill, or generate skill files for a CLI/library/framework. Triggers on phrases like "create a skill from this repo", "make a skill for vllm", "turn this GitHub project…
Skill Codex
Create one stable, traceable result contract for a capable fresh agent.
serbyte-development/shellby-mcp
Skill Claude CodeCodex
Install and verify Shellby MCP on a Mac using terminal access only. Use when a user asks an agent to install, set up, configure, or finish a new Shellby MCP installation from this repository.
Skill Claude CodeCodex
A multi-stage workflow for mathematical modelling competitions and similar problems using documents and spreadsheet data. It covers problem review, model selection, code, charts, validation, reproducibility, and writing handoff materials.
Skill Claude CodeCodex
Apply or audit DTS (Dense Technical Syntax), a standard for token-dense English. Use to write or rewrite any persisted text — READMEs, docs, code comments, commit and PR bodies, checklists, error messages, CLI help, tool descriptions, and agent prompts. Also use when asked to de-slop, tighten, compress, cut verbosity…
Skill Claude CodeCodex
Install, diagnose, and safely use KeyShot MCP for local product visualization, scene editing, camera control, material assignment, and rendering.
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: