Everything for Codex

Skills, prompts, AGENTS.md files and MCP servers that Codex reads. Skills are shared with Claude Code; the rest is Codex-native. 281,573 indexed, measured the same four ways as everything else here.

crush-config

145

charmbracelet/crush

Skill Claude CodeCodex

Use when the user needs help configuring Crush — writing crushrc (the Bash config format) or crush.json, setting up providers, models, LSPs, MCP servers, hooks, skills, permissions, or changing Crush behavior.

not rated 29k +78 changed 8d ago A SkillSpector: warn 50 tokens

huashu-design

146

alchaincyf/huashu-design

Skill Claude CodeCodex

A design workflow for making high-fidelity HTML prototypes, slide decks, animations, visualizations, and design reviews. It requires three initial design directions before developing the selected one.

not rated 29k +571 changed 2d ago A 123 tokens original MIT

cmux-cua

147

manaflow-ai/cmux

Skill Claude CodeCodex

Use only after the user explicitly asks for cmux Computer Use through the cmux-cua skill: drive real macOS apps from a cmux agent session via the bundled engine (accessibility tree + screenshots, click/type/scroll/drag, branded cursor), or explain its user-directed permission setup. Reading or discovering this skill…

not rated 29k +103 changed 26d ago A Socket: passSnyk: passSkillSpector: pass 74 tokens

table-features

148

TanStack/table

Skill Claude CodeCodex

Add or debug Table v9 features: registration, row-model slots, prerequisites, sorting, filtering, pagination, selection, spanning, and column layout. Read only task-relevant feature references.

not rated 29k +13 changed 25d ago A Snyk: passSkillSpector: pass 42 tokens original MIT

hatch-pet

149

openai/skills

Skill Codex ✓ vendor

Create, repair, validate, visually QA, and package Codex-compatible animated pets and pet spritesheets from character art, generated images, company or prospect brand cues, or visual references. Use when a user wants a lightweight-worker Codex pet workflow, a non-pixel custom pet style, a prospect or company mascot…

not rated 29k +123 9d ago A Socket: passSnyk: warnSkillSpector: pass 118 tokens

beads

150

gastownhall/beads

Skill Codex

Use when working in a repository that uses bd or Beads for durable project task tracking, issue dependencies, blocker management, multi-session handoff, or shared work memory. Trigger when the user asks to find ready work, claim or close tasks, create follow-up work, inspect blockers, recover project context, or…

not rated 29k +221 yesterday A Socket: passSnyk: passSkillSpector: pass 74 tokens original MIT

fastmcp-client-cli

151

PrefectHQ/fastmcp

Skill Claude CodeCodex

Query and invoke tools on MCP servers using fastmcp list and fastmcp call. Use when you need to discover what tools a server offers, call tools, or integrate MCP servers into workflows.

not rated 28k +75 yesterday A Snyk: warnSkillSpector: warn 46 tokens original Apache-2.0

hypit

152

hypit-ai/hypit

Skill Codex

Direct and produce videos with Hypit, primarily through generated media and authored components while incorporating briefs, references or supplied material; includes SVML/SVS/SVRun authoring and Runtime or credential setup.

not rated 28k +1.3k changed 28d ago A Socket: passSnyk: warn 43 tokens

jetbrains-ui

153

Kilo-Org/kilocode

Skill Claude CodeCodex

Use when writing or reviewing UI code in packages/kilo-jetbrains/ — Swing layout, platform components, UiStyle tokens, theme colors/fonts/borders, Stack/Align layouts, tool windows/dialogs/popups/notifications, settings pages, and the pre-return UI checklist.

not rated 28k +68 yesterday A 60 tokens original MIT

adr-skill

154

vercel/ai

Skill Claude CodeCodex ✓ vendor

Create and maintain Architecture Decision Records (ADRs) optimized for agentic coding workflows. Use when you need to propose, write, update, accept/reject, deprecate, or supersede an ADR; bootstrap an adr folder and index; consult existing ADRs before implementing changes; or enforce ADR conventions. This skill uses…

not rated 28k +130 yesterday A Socket: passSnyk: passSkillSpector: warn 89 tokens

write-memo

155

virattt/dexter

Skill Claude CodeCodex

Drafts a professional investment memo (HTML output) for a long or short equity idea, structured the way a hedge fund analyst would present a thesis to a PM. Triggers when the user asks to "write a memo", "draft an investment memo", "write up a thesis", "pitch this stock", "memo on [ticker]", "long writeup", "short…

not rated 28k +30 1mo ago A SkillSpector: pass 100 tokens

example

156

recharts/recharts

Skill Claude CodeCodex needs its repo

Create new example charts for Recharts documentation website.

not rated 28k +12 changed 1mo ago A Snyk: passSkillSpector: pass 11 tokens original MIT

skills-search

157

agentskills/agentskills

MCP server Claude CodeCodexCursor +2

Search and discover Agent Skills from the skills.sh registry. Powered by HAPI MCP server. Remote server at skills-sh.run.mcp.com.ai.

not rated 27k +180 2d ago A tokens not measured original Apache-2.0

activepieces/activepieces

MCP server Claude CodeCodexCursor +2

MCP server "craftspace-activepieces", hosted remotely at craftspace.app, as configured in activepieces/activepieces.

not rated 25k +90 yesterday A tokens not measured

chromium/chromium

Skill Claude CodeCodex

Executes the phased, multi-skill code coverage debugging playbook for triaging underreported code coverage in the Gerrit Commit Queue (CQ).

not rated 25k +56 yesterday A Snyk: warnSkillSpector: warn 38 tokens original BSD-3-Clause

nocobase/nocobase

Skill Claude CodeCodex

Primary entry for building complete NocoBase 3 applications and individual features: business and administration pages, routes, components, endpoints, data, permissions, services, translations, and tests. Use this application-local workflow instead of globally installed NocoBase 2 Skills. For local or published…

not rated 25k +50 changed 2d ago A 78 tokens

skill-inspector

161

NVIDIA/SkillSpector

Skill Claude CodeCodex ✓ vendor

Review AI agent skills before installation using NVIDIA SkillSpector and source-aware semantic review. Use when asked whether a skill or downloaded skill folder is safe, trustworthy, installable, over-permissioned, or malicious.

not rated 25k +985 changed 21d ago A Socket: passSnyk: warnSkillSpector: pass 47 tokens original Apache-2.0

evals-context

162

RooCodeInc/Roo-Code

Skill Claude CodeCodex

Provides context about the Roo Code evals system structure in this monorepo. Use when tasks mention "evals", "evaluation", "eval runs", "eval exercises", or working with the evals infrastructure. Helps distinguish between the evals execution system (packages/evals, apps/web-evals) and the public website evals display…

not rated 24k +12 5mo ago A 84 tokens original Apache-2.0 archived

merge-seed

163

kriasoft/react-starter-kit

Skill Claude CodeCodex

Merge upstream React Starter Kit updates (the seed remote) into main, preserving this project's identity, scope, and behavior. Use when asked to sync, pull, or merge the seed / starter kit / upstream template.

not rated 24k +3 4d ago A Snyk: warnSkillSpector: pass 49 tokens original MIT

marimo-pair

164

marimo-team/marimo

Skill Claude CodeCodex

Work inside the user's live marimo notebook from the code editor: run Python in the same kernel the user does, inspect live notebook state, and commit durable notebook changes through code mode. Use whenever you create, analyze, or improve the user's marimo notebook.

not rated 23k +74 changed 1mo ago A Snyk: passSkillSpector: pass 57 tokens original Apache-2.0

firecrawl/anydoc

Skill Claude CodeCodex

Convert Word (.doc, .docx), PowerPoint (.ppt, .pptx), Excel (.xls, .xlsx), OpenDocument (.odt, .ods, .odp), RTF, EPUB, CSV, and PDF files to GitHub-Flavored Markdown. Use when a task needs the contents of an office document, spreadsheet, presentation, ebook, or PDF you cannot read directly.

not rated 23k +107 14d ago A Socket: passSnyk: passSkillSpector: warn 86 tokens original MIT

migrate-oxfmt

166

oxc-project/oxc

Skill Claude CodeCodex

Guide for migrating a project from Prettier or Biome to Oxfmt. Use when asked to migrate, convert, or switch a project's formatter from Prettier or Biome to Oxfmt.

not rated 23k +66 changed 4d ago A Socket: passSnyk: passSkillSpector: warn 48 tokens original MIT

smoke-test

167

Skyvern-AI/skyvern

Skill Claude CodeCodex

Run smoke tests against a deployed or local app based on your git diff. Each test uses Skyvern browser tools (navigate, act, validate, screenshot) with Chrome DevTools MCP as fallback. Posts screenshot evidence as PR comments.

not rated 23k +26 changed 1mo ago A SkillSpector: warn 50 tokens AGPL-3.0

harness-creator

168

walkinglabs/learn-harness-engineering

Skill Codex

Build, audit, and improve harnesses that make AI coding agents reliable: AGENTS.md/CLAUDE.md instruction files, feature/state tracking, verification gates, scope boundaries, session handoff, memory persistence, context budgets, tool-permission safety, and multi-agent coordination. Use this whenever a coding agent is…

not rated 23k +731 15d ago A Socket: passSnyk: passSkillSpector: pass 142 tokens original MIT

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: