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. 266,915 indexed, measured the same four ways as everything else here.

shellm

1177

laude-institute/headlong

Skill Claude CodeCodex

Reference for the shellm system — recursive LLM shell, identity management, memory, skills, trajectory, and all CLI tools. Use when working on shellm itself, debugging agent behavior, or understanding how the pieces fit together.

not rated 1.1k +28 2d ago A SkillSpector: warn 49 tokens original Apache-2.0

openpets

1178

alvinunreal/openpets

Skill Claude CodeCodex

Use when the user asks to install, configure, verify, troubleshoot, or understand OpenPets; install or select a pet; connect Claude Code, OpenCode, Cursor, Codex, or MCP clients; configure a project to use a specific pet; or debug openpetsstatus, openpetsreact, or openpetssay.

not rated 1.1k 14d ago A SkillSpector: warn 70 tokens original MIT

token-savior

1179

Mibayy/token-savior

MCP server Claude CodeCodexCursor +2

One of 2 in server.json

Optimized MCP server for AI coding agents. Structural codebase navigation + persistent memory engine — 97.9% accuracy at −80% tokens on tsbench. Runs locally from the token-savior-recall Python package. Needs 3 environment variables to run.

not rated 1.1k +5 1mo ago A tokens not measured original MIT

mcp-server

1180

ArcadeData/arcadedb

MCP server Claude CodeCodexCursor +2

MCP server "mcp-server" as configured in ArcadeData/arcadedb. Runs in Docker (docker.io/arcadedata/arcadedb:26.4.1-SNAPSHOT).

not rated 1.1k +18 today A tokens not measured original Apache-2.0

gomodel

1181

ENTERPILOT/GoModel

MCP server Claude CodeCodexCursor +2

MCP server "gomodel" as configured in ENTERPILOT/GoModel. Runs in Docker (docker.io/enterpilot/gomodel:0.1.83). Needs 2 environment variables to run.

not rated 1.1k +34 today A tokens not measured original MIT

fizz

1182

pashov/skills

Skill Claude CodeCodex

Generate Echidna/Medusa-compatible Solidity fuzz suites from Foundry or Hardhat projects. Trigger on "fizz", "generate fuzz suite", "build fuzz harness", "stateful fuzzing", "fuzzing harness", "property testing", and "invariant suite".

not rated 1.1k +20 2mo ago A SkillSpector: warn 60 tokens original MIT

sales-objections

1183

zubair-trabzada/ai-sales-team-claude

Skill Claude CodeCodex

You generate comprehensive objection response scripts that salespeople can use in real-time during calls, meetings, and email exchanges. Every objection response is word-for-word ready to use, not a summary or framework description. This playbook covers 15 universal objections, industry-specific objections…

not rated 1.1k +49 5mo ago A SkillSpector: pass 0 tokens original MIT

powerbi-modeling-mcp

1184

microsoft/powerbi-modeling-mcp

MCP server Claude CodeCodexCursor +2 ✓ vendor

The Power BI Modeling MCP Server brings Power BI semantic modeling capabilities to your AI agents. Runs locally from the @microsoft/powerbi-modeling-mcp npm package.

not rated 1.1k +12 4d ago A tokens not measured original MIT

playwright

1185

sugyan/claude-code-webui

MCP server Claude CodeCodexCursor +2

Lets the agent drive a real browser: open pages, click, type, take screenshots and read the accessibility tree, using Playwright. Runs locally from the @playwright/mcp npm package.

not rated 1.1k 3mo ago A tokens not measured copy · 100% MIT archived

git-machete

1186

VirtusLab/git-machete

Skill Claude CodeCodex

Use whenever invoking the git machete CLI to organize branch chains, compute fork points, run stacked rebases/merges, or manage GitHub/GitLab PR/MR chains - especially in a repo that already has a .git/machete file. Lists which subcommands modify .git/machete, run rebase/merge, run hooks, or read stdin, so the agent…

not rated 1.1k +3 changed 7d ago A SkillSpector: warn 165 tokens original MIT

rsdoctor

1187

web-infra-dev/rsdoctor

MCP server Claude CodeCodexCursor +2

An MCP server that provides build analysis and optimization recommendations for Rspack projects. Runs locally from the @rsdoctor/mcp-server npm package.

not rated 1.1k today A tokens not measured original MIT

a2ui-generation

1188

AGenUI/AGenUI

Skill Claude CodeCodex

Design and generate A2UI updateComponents and updateDataModel payloads for three modes (DTO component, non-DTO component, non-DTO page). Use when asked to create or refine A2UI cards, components, or pages from DTO/JSON/business data, generate Python transformer code for DTO-driven components, iterate on existing A2UI…

not rated 1.1k +9 2d ago A SkillSpector: pass 147 tokens original Apache-2.0

cpu-8085

1189

z88dk/z88dk

Skill Claude CodeCodex

Intel 8085 assembly for z88dk: Zilog mnemonics, full opcode map (flags K/V, timings), and extended-instruction usage. Strong rule: stack-only locals and intermediates; static/BSS only for cross-call state. Prefer when writing or reviewing 8085 library asm, mapping Intel↔Zilog, choosing stack frames, K-flag loops…

not rated 1.1k +1 changed 8d ago A SkillSpector: warn 109 tokens

best-practices

1190

MoizIbnYousaf/Ai-Agent-Skills

Skill Claude CodeCodex

Transforms vague prompts into optimized Claude Code prompts. Adds verification, specific context, constraints, and proper phasing. Invoke with /best-practices.

not rated 1.1k 26d ago A Socket: passSnyk: passSkillSpector: warn 35 tokens original MIT

mao-zedong-perspective

1191

leezythu/maoxuan-skill

Skill Claude CodeCodex

A Chinese-language thinking framework based on Mao Zedong's published writings, using ideas such as identifying the main contradiction and testing conclusions through practice.

not rated 1.1k +24 24d ago A 217 tokens original MIT

op7418/guizang-material-illustration

Skill Claude CodeCodex

Generate Guizang-style material illustrations, labeled explanatory visuals, material-styled chart illustrations, and data-first editorial images from articles, notes, product concepts, workplace reports, creator posts, tutorials, school materials, humanities topics, science explanations, screenshots, or chart data.…

not rated 1.1k +21 2mo ago A 177 tokens

cudaq-guide

1193

NVIDIA/cuda-quantum

Skill Claude CodeCodex ✓ vendor

Use for CUDA-Q setup, simulation targets, QPU access, and @cudaq.kernel authoring guidance.

not rated 1.1k +4 changed today A SkillSpector: pass 26 tokens original Apache-2.0

massgen-log-analyzer

1194

massgen/MassGen

Skill Claude CodeCodex

Run MassGen experiments and analyze logs using automation mode, logfire tracing, and SQL queries. Use this skill for performance analysis, debugging agent behavior, evaluating coordination patterns, and improving the logging structure, or whenever an ANALYSISREPORT.md is needed in a log directory.

not rated 1.1k +1 3mo ago A 60 tokens

deanpeters/product-manager-prompts

Skill Claude CodeCodex

Generate creature acronyms that name PM dysfunctions, blockers, or winning strategies. Use when you want to give your team shared vocabulary for the animals hiding in your product work.

not rated 1.1k +15 1mo ago C 44 tokens

distill-concept-books

1196

xuzhougeng/wisp-science

Skill Codex

A workflow for turning books about concepts, theories, or analysis methods into reusable task instructions. It scans document images, links claims to evidence, and checks the result through human review.

not rated 1.1k +29 today A SkillSpector: pass 210 tokens AGPL-3.0

mongodb-js/mongodb-mcp-server

Skill Claude CodeCodex

Migrates external consumer code from the mongodb-mcp-server v1/v2 single-package API to the v3 scoped-package structure. In v3, mongodb-mcp-server is a binary-only package (npx / MCPB); library embedding uses @mongodb-js/mcp-cli, @mongodb-js/mcp-core, @mongodb-js/mcp-http-runners, @mongodb-js/mcp-tools-, and the other…

not rated 1.1k +4 changed 3d ago A SkillSpector: warn 153 tokens original Apache-2.0

cass

1198

Dicklesworthstone/coding_agent_session_search

Skill Claude CodeCodex

Coding Agent Session Search - unified CLI/TUI to index and search local coding agent history from Claude Code, Codex, Gemini, Cursor, Aider, ChatGPT, Pi-Agent, Factory, and more. Purpose-built for AI agent consumption with robot mode.

not rated 1.1k +13 today A 54 tokens

hermes-lcm

1199

stephenschoettler/hermes-lcm

Skill Claude CodeCodex

Use, configure, diagnose, and retrieve exact evidence with the Hermes-LCM lossless context plugin.

not rated 1.1k +16 3d ago A SkillSpector: pass 25 tokens original MIT

llm-sandbox

1200

vndee/llm-sandbox

MCP server Claude CodeCodexCursor +2

LLM Sandbox is a lightweight and portable sandbox environment designed to run large language model (LLM) generated code in a safe and isolated mode. Runs locally from the llm-sandbox Python package. Needs 12 environment variables to run.

not rated 1.1k 2d ago A Socket: warn tokens not measured 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: