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Agent skills directory

Codex Skills

Open-source skills whose authors mention OpenAI Codex. Many SKILL.md-based skills follow the same open Agent Skills format, so check each repo's README for Codex-specific setup.

252 repositories · ranked by GitHub stars · updated daily

Agent

Codex Skills

indranilbanerjee /

digital-marketing-pro
943

An open-source AI based digital marketing operating system for strategy, SEO, AEO/GEO, paid media, content, CRM, and analytics - grounded in brand context, human approval, and verifiable outputs. Best for Brands, Agencies and one person campanies.

CCCX40 skills

alchaincyf /

huashu-md-html
941

md/html 双向流水线 · 三个能力一站式:万物→md / md→精美html / html→md。封装 markitdown + Pandoc + html-to-markdown + trafilatura。4 套反 AI slop 主题。Claude Code skill.

CCCXCU1 skill

SethGammon /

Citadel
929

The operating layer for Claude Code + OpenAI Codex: persistent project memory, intent routing, safety hooks, cost telemetry, and parallel agent fleets.

CCCX40 skills

Claude Code plugin that asks several AI coding agents the same question and shows their answers side by side. Gemini, OpenAI, Grok, Perplexity, Kimi and any model OpenRouter routes to over API; codex, antigravity, grok, kimi and cursor CLIs on subscription auth; ollama locally. Codex specialists take coding tasks on their own branch (experimental).

CCCXCUGM4 skills

归藏 product video skill:复用真实产品组件和设计语言,用代码制作软件更新宣传片。包含分镜文案、原创配乐、动作音效与视频渲染,支持 Claude Code 和 Codex。

CCCX1 skill

tripleyak /

SkillForge
918

A skill creator that proves its skills work. Evidence-driven skill creation for Claude Code and Codex: baseline-tested generation, per-skill regression evals, ecosystem doctor, cross-runtime compile, and an opt-in proactive advisor.

CCCX1 skill

Aryanutkarsh /

SeeCode
918

Animated, explorable diagrams for Claude and other coding agents, from a short JSON spec.

CCCX1 skill

komako-workshop /

digital-oracle
911

AI agent skill that answers macro questions — housing, gold, BTC, geopolitics — with probability estimates mined from 13 financial data sources (Polymarket, Kalshi, CFTC, SEC & more). For Claude Code / Cursor / Codex / OpenClaw. | 让 AI Agent 从金融数据中挖掘宏观趋势的数字先知

CCCXCU1 skill

coreyhaines31 /

makerskills
905

AI agent skills for the personal operator's craft — decisions, research, second-brain, content rotation, scenario modeling, and meta-skills to author more. Works with Claude Code, Codex, Cursor.

CCCXCU25 skills

karanb192 /

itr-wala
886

File your Indian income tax return (ITR) from your terminal. Deterministic tax engine, both regimes, AY 2026-27. Claude Code / Codex / Gemini skill.

CCCXGM1 skill

Sno Station Skills: 31 tested skills that turn Claude Code and Codex into one working team. Cross-vendor peer review, automatic handoff when an agent hits its quota, a one-page morning brief, work orders with proof, and a nightly loop that learns from your own sessions. Open source, installed with one sno setup.

CCCX28 skills

Ark0N /

Codeman
837

Self-hosted mission control for AI coding agents: run Claude Code, OpenCode, Pi, Codex, and Antigravity & Gemini CLI 24/7, from any device, watch every subagent live

CCCXGMOC1 skill

TheGreenCedar /

codex-autoresearch
836

A codex plugin for running optimization loops inside a codebase. It is useful when you have a measurable target and many possible changes to try: test runtime, build speed, bundle size, model loss, Lighthouse scores, memory use, query latency, or any other metric you can print from a script.

CX1 skill

Looking for something else? Browse the full agent skills directory.

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