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. 267,589 indexed, measured the same four ways as everything else here.

mcp-scripting

1777

Zhou-Shilin/Aether

Skill Claude CodeCodex

Write mcpScript JavaScript for discovering, inspecting, and calling MCP tools.

not rated 601 +4 yesterday A SkillSpector: pass 21 tokens GPL-3.0

hol-guard

1778

hashgraph-online/hol-guard

Skill Claude CodeCodex

Run HOL Guard scanner and guard operations via uv run hol-guard. Use when the user asks to scan plugins/MCP/skills for security, quality, or ecosystem compliance, or when they ask to run guard detect/install/protect workflows for local AI harnesses.

not rated 601 +36 today A SkillSpector: pass 58 tokens original Apache-2.0

explain-code

1779

GPT-AGI/Clawd-Code

Skill Claude CodeCodex

Explains code with visual diagrams and analogies. Use when explaining how code works, teaching about a codebase, or when the user asks "how does this work?".

not rated 600 +9 5mo ago A 38 tokens original MIT

figma-use

1780

dannote/figma-use

Skill Claude CodeCodex

Control Figma via CLI — create shapes, frames, text, components, set styles, layout, variables, export images. Use when asked to create/modify Figma designs or automate design tasks.

not rated 599 +2 2mo ago A 44 tokens original MIT

vibe-check

1781

TexasBedouin/vibe-check

Skill Claude CodeCodex

Turn a complete beginner's app idea into a buildable plan, then keep them oriented while they build. Use it whenever someone who has never coded wants to build or "vibe code" an app, has an idea but no idea where to start, or wants it turned into a plan, MVP scope, tech stack, user flows, or blueprint. It has three…

not rated 598 +9 1mo ago A 292 tokens original MIT

claude-api

1782

andrew-kramer-inno/claude-code-source-build

Skill Claude CodeCodex

This skill helps you build LLM-powered applications with Claude. Choose the right surface based on your needs, detect the project language, then read the relevant language-specific documentation.

not rated 596 +1 5mo ago A 0 tokens

aiworkskills/wechat-article-skills

Skill Claude CodeCodex

An image-generation tool for Chinese WeChat public-account articles, making covers and illustrations based on an article’s title and content. It can create several visual options and reuse configured style presets.

not rated 596 +26 changed yesterday A SkillSpector: pass 144 tokens original Apache-2.0

anthropics/life-sciences

Skill Claude CodeCodex ✓ vendor

Generate clinical trial protocols for medical devices or drugs. This skill should be used when users say "Create a clinical trial protocol", "Generate protocol for [device/drug]", "Help me design a clinical study", "Research similar trials for [intervention]", or when developing FDA submission documentation for…

not rated 595 +4 29d ago A 70 tokens

launch-video

1785

modem-dev/sideshow

Skill Claude CodeCodex needs its repo

Produces sideshow release/feature videos by driving the real viewer in a recording Chromium against a live server — 1920x1080 stage with window chrome, captions, and title cards, encoded with ffmpeg. Use for release roundups, single-feature demos, PR walkthroughs, and social announcements.

not rated 595 +14 5d ago A SkillSpector: warn 64 tokens original MIT

analyze-video

1786

barefootford/buttercut

Skill Claude CodeCodex

Internal sub-procedure (not a standalone entry point) — the shared footage-analysis pipeline that produces audio transcripts, contact sheets, and Sonnet-written summaries. Invoked end-to-end by the process-library and reprocess-with-contact-sheets skills; don't trigger it on its own.

not rated 594 +1 9d ago A 60 tokens

binggandata/bggg-skills

Skill Claude CodeCodex

Generate Amazon and cross-border ecommerce product images from a product business card. Use when the user asks for a white-background image, showcase image, selling-point image, hero image, detail image, lifestyle image, one or more ecommerce images, or a complete image set. Always collect the business card first…

not rated 594 +3 1mo ago A SkillSpector: pass 86 tokens original MIT

cyrene-plan-mode

1788

Playa-0v0/Cyrene-Agent

Skill Claude CodeCodex

A planning guide for Cyrene’s Plan Mode, used before code or file changes are made. It helps turn a broad request into an agreed implementation plan based on the project’s actual code and constraints.

not rated 594 +40 2d ago A SkillSpector: pass 37 tokens original MIT

agent-inspect

1789

rajudandigam/agent-inspect

Skill Claude CodeCodex

Local evidence debugger and trajectory-test toolkit for TypeScript AI agents. Use when capturing framework-faithful traces, asserting TraceContract/TraceFacts, packaging Evidence v2, or inspecting local runs over read-only MCP (gettracefacts).

not rated 594 +87 today A SkillSpector: warn 52 tokens original MIT

joyride

1790

BetterThanTomorrow/joyride

Skill Claude CodeCodex

Joyride core — REPL evaluation, async patterns, VS Code API access, Flares, JS interop, and available libraries. Use when: working with Joyride evaluation, writing ClojureScript in any Joyride context, creating Flares/WebViews, exploring VS Code APIs via the REPL, or using joyrideevaluatecode.

not rated 593 +1 2d ago A 73 tokens

napkin

1791

blader/napkin

Skill Claude CodeCodex

Maintain a per-repo napkin as a continuously curated runbook (not a session log). Activates EVERY session. Read and curate it before work, keep only recurring high-value guidance, organize by priority-sorted categories, and cap each category at top 10 items. The napkin lives at .claude/napkin.md.

not rated 591 +2 6mo ago A 75 tokens original MIT

coolify

1792

StuMason/coolify-mcp

Skill Claude CodeCodex

Operate a Coolify self-hosted PaaS through the @masonator/coolify-mcp server. Use this skill whenever the user asks Claude to inspect, deploy, restart, debug, or manage anything on Coolify — including applications, databases, services, servers, projects, environments, deployments, environment variables, private keys…

not rated 591 +8 changed 4d ago A SkillSpector: warn 156 tokens original MIT

angular-component

1793

analogjs/angular-skills

Skill Claude CodeCodex

DEPRECATED - this skill is unmaintained. Use the official Angular skills at https://github.com/angular/skills instead. Create modern Angular standalone components following v20+ best practices. Use for building UI components with signal-based inputs/outputs, OnPush change detection, host bindings, content projection…

not rated 591 1mo ago A Socket: passSnyk: passSkillSpector: warn 91 tokens original MIT

moose-dev

1794

514-labs/moosestack

MCP server Claude CodeCodexCursor +2

One of 2 in .mcp.json

MCP server "moose-dev", hosted remotely at localhost, as configured in 514-labs/moosestack.

not rated 590 +1 1mo ago A tokens not measured original MIT

sprite-sheet-pipeline

1795

LayrKits/Sprite-Pipeline

Skill Claude CodeCodex

Guide an AI assistant through this repo's 2D animation sprite-sheet workflow. Use when creating animation-safe character image prompts, writing image-to-video prompts, extracting frames from animation videos, matting backgrounds, building and validating horizontal 256 x 256 sprite sheets, promoting final outputs, or…

not rated 589 4mo ago A 67 tokens

grace

1796

ScottArbeit/Grace

Skill Codex

Route Grace repository work to current workflow, domain, contract, runtime, testing, and documentation guidance.

not rated 588 changed 5d ago A SkillSpector: pass 23 tokens original MIT

HuskarUI

1797

mengps/HuskarUI

Skill Claude CodeCodex

Queries HuskarUI metadata with Python and guides HuskarUI-first QML/C++ code. Invoke when choosing components, checking examples, or generating HuskarUI UI.

not rated 588 +2 7d ago A SkillSpector: pass 39 tokens original MIT

winstonkoh87/Athena-Public

Skill Claude CodeCodex

Unified business model evaluator, client filter, pricing engine, and distribution architect. Absorbs 31 business + 8 marketing + 13 content + 2 acquisition protocols.

not rated 587 +2 today A SkillSpector: pass 43 tokens original MIT

luxury

1799

aimeos/pagible

Skill Claude CodeCodex

Minimalist high-fashion design with editorial serif headlines, ivory and near-black palette, antique gold accents, sharp edges and generous whitespace.

not rated 586 +1 today A SkillSpector: pass 29 tokens original MIT

skill-router

1800

stevesolun/ctx

Skill Claude CodeCodex

Repo-aware recommendation manager for ctx. Scans the active repository, identifies stack and workflow signals, recommends a capped set of skills, agents, and MCP servers, and unloads helpers that no longer match the current work after user confirmation. Harnesses are recommended by the custom-model onboarding flow or…

not rated 585 +2 13d ago A SkillSpector: pass 72 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: