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. 267,932 indexed, measured the same four ways as everything else here.

architecture-map

2329

almendili/skills

Skill Claude CodeCodex

Build or update an interactive isometric map of a repository's architecture — buildings sized by real measurements, neighborhoods by subsystem, animated flows tracing actual call paths, and a drift counter that fails CI when the map falls behind the code. Use when someone wants to see, explain, or onboard people to…

not rated 381 +5 26d ago A 107 tokens

sun-style-writing

2330

KKKKhazix/sun-style-writing

Skill Claude CodeCodex

A Chinese writing method built around restrained, factual storytelling, short sentences, concrete objects, and details that imply emotion without naming it. It is intended for personal nonfiction, memories, profiles, and literary narratives.

not rated 381 +5 16d ago A SkillSpector: pass 217 tokens original MIT

math-modeling-solver

2331

Lupynow/math-modeling-skills

Skill Claude CodeCodex

A Chinese-language guide for solving mathematical modeling competition problems. It covers China’s CUMCM and America’s MCM/ICM, where teams use mathematics and code to answer real-world problem statements.

not rated 381 +61 1mo ago A SkillSpector: pass 186 tokens original MIT

qiaomu-meta-skill

2332

joeseesun/qiaomu-meta-skill

Skill Claude CodeCodex

Research, create, improve, migrate, evaluate, package, install-check, govern, and safely publish qiaomu-flavored agent skills from workflows, prompts, transcripts, docs, SOPs, runbooks, scripts, or notes. Use for new or existing skills, prior-art synthesis, routing/trigger boundaries, trigger or output evals, Skill…

not rated 380 +6 1mo ago A 155 tokens original MIT

tunnel-mcp

2333

openai/tunnel-client

Skill Claude CodeCodex ✓ vendor

Create, connect, list, and inspect MCP tunnel runtimes through the local tunnel-client plugin. Use when Codex needs to manage secure MCP tunnels with aliases and native tunnel-client runtime processes.

not rated 380 +14 today A SkillSpector: pass 43 tokens original Apache-2.0

xiao24bei/xiaobei-skill

Skill Codex

An image-to-VBA skill that converts academic figures, diagrams, screenshots, and slides into Office drawing code and editable shapes. VBA is the programming language built into Microsoft Office.

not rated 379 +85 17d ago A SkillSpector: warn 86 tokens original Apache-2.0

fetch-linuxdo-post

2336

Castor6/tactus

Skill Claude CodeCodex

A tool for retrieving the full text and comments of a linux.do forum post, including which comments reply to others. It uses the browser's logged-in session and can return threaded or fallback comment data.

not rated 378 4mo ago A SkillSpector: pass 34 tokens original Apache-2.0

activity-record

2337

qqqqqf-q/Arkloop

Skill Claude CodeCodex

Query and orchestrate Arkloop Activity Record local activity data. Covers browser history, search terms, screen time, bluetooth, shell commands, window focus, keyboard, mouse, clipboard, screen content (accessibility tree), microphone audio transcription, and Codex sessions.

not rated 378 +3 17d ago A 55 tokens

framedex

2338

Simbastack-hq/framedex

Skill Claude CodeCodex

Build a portable knowledge base of your video (and eventually photo) archive across multiple SSDs or directly from an Apple Photos library. For each clip: GPS + reverse-geocoded place, speaker-diarized multi-lingual transcript with English translation, face detection + embeddings for later named-person queries…

not rated 378 +1 changed 3d ago A 284 tokens original MIT

serenity-stock-choke

2339

fadewalk/serenity-stock-choke

Skill Claude CodeCodex

An analysis method for finding supply-chain bottlenecks in Chinese A-share industries and screening smaller listed companies connected to them.

not rated 377 +35 2mo ago A 210 tokens original MIT

banini-tracker

2340

cablate/banini-tracker

Skill Claude CodeCodex

A workflow for tracking Facebook posts associated with the Ba Nini counter-indicator and analysing them in Chinese. A counter-indicator treats a person or group’s public views as signals that may point in the opposite direction.

not rated 376 2mo ago A 108 tokens AGPL-3.0

claude-api

2341

JrCx7scC/claude-code-source

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 376 5mo ago A 0 tokens

linejs

2342

evex-dev/linejs

Skill Claude CodeCodex

Helps a coding agent build LINE bots / clients with the @evex/linejs library — JSR package, Deno-first, runs on Node/Bun too. Use when the user asks to write LINE bots, automate LINE accounts, work with LINE Thrift APIs, or wrap the AI "Agent I" feature.

not rated 376 6d ago A SkillSpector: pass 71 tokens original MIT

arxiv-mcp-server

2343

tae0y/real-estate-mcp

MCP server Claude CodeCodexCursor +2

One of 6 in .mcp.json

MCP server "arxiv-mcp-server" as configured in tae0y/real-estate-mcp. Launched with uv tool run arxiv-mcp-server --storage-path ./.arxiv.

not rated 376 +1 1mo ago A tokens not measured original MIT

python-project-creator

2344

haddock-development/claude-reflect-system

Skill Claude CodeCodex

Creates Python projects with proper structure, virtual environments, and dependency management. Use when users request to create a new Python project, set up a Python development environment, or initialize a Python application with standard tooling.

not rated 376 +1 7mo ago A 46 tokens

feature-factory

2345

glebis/claude-skills

Skill Claude CodeCodex

This skill should be used when taking a single software feature from intent to shipped as a solo developer — goal-first, TDD, deterministic verification, evidence only where it earns its keep, and human judgment at the two moments that matter (goal approval, merge). Trigger when the user says "let's build feature X"…

not rated 376 +4 11d ago A SkillSpector: pass 124 tokens original MIT

travel-plan-viz

2346

zexuanw958-svg/travel-plan-viz

Skill Claude CodeCodex

A tool that turns a travel plan into a single HTML page designed for phones and offline reading. The page can include an interactive map, a daily timeline, and reminders to book things before departure.

not rated 376 +13 yesterday A SkillSpector: pass 96 tokens original MIT

mobileclaw-desktop

2347

eggbrid2/mobileClaw

Skill Claude CodeCodex

Use when working with MobileClaw's phone-to-desktop Codex bridge, including bridge setup, Tailscale access, MobileClaw-originated tasks, and safe desktop configuration.

not rated 375 +1 2mo ago A 43 tokens

currents-dev/playwright-best-practices-skill

Skill Claude CodeCodex

Use when writing Playwright tests, fixing flaky tests, debugging failures, implementing Page Object Model, configuring CI/CD, optimizing performance, mocking APIs, handling authentication or OAuth, testing accessibility (axe-core), file uploads/downloads, date/time mocking, WebSockets, geolocation, permissions…

not rated 375 +2 1mo ago A Socket: passSnyk: passSkillSpector: warn 214 tokens original MIT

cvs-health/ios-swiftui-accessibility-techniques

Skill Claude CodeCodex

Enforces WCAG 2.2 accessible coding patterns when writing SwiftUI — labels, traits, Dynamic Type, contrast, touch targets, focus management, orientation, and more. Based on the ios-swiftui-accessibility-techniques project with 41 static analysis rules across 23 WCAG criteria.

not rated 374 +2 11d ago A 67 tokens original Apache-2.0

mixture-of-experts

2351

Arenukvern/mcp_flutter

Skill Claude CodeCodex

Run a Mixture of Experts (MoE) audit on any topic, plan, codebase, evidence archive, or process. Dynamically spawns specialized subagents with different critical lenses to cross-reference findings and detect flaws, overlap, retention issues, or drift. Use when designing architectures, analyzing complex code, verifying…

not rated 374 +3 4d ago A SkillSpector: warn 87 tokens original MIT

legal-data-hunter

2352

worldwidelaw/legal-sources

MCP server Claude CodeCodexCursor +2

Search 18M+ legal documents worldwide — case law, legislation, and doctrine across 110+ countries. Remote server at legaldatahunter.com.

not rated 374 +9 today A tokens not measured AGPL-3.0

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: