Skills for Codex

214,268 that install into Codex. Same mod, same page, whichever agent you run: a URL per tool would split one page into five that compete.

asi-creator

11233

JordanGunn/asi

Skill Claude CodeCodex

Create ASI-compliant skills with deterministic governance. This is not a general project planning tool; it is a skill creation workflow with explicit gates.

not rated 10 7mo ago A 33 tokens Zlib

2chat-numbers

11234

2ChatCo/agent-skills

Skill Claude CodeCodex

Use this skill when the user wants to search for phone numbers, check number availability, view regions/cities/DID types, check regulatory requirements, reserve numbers, cancel reservations, purchase phone numbers, or delete/cancel an owned virtual number via the 2Chat API. Trigger phrases include "search numbers"…

not rated 10 21d ago A 107 tokens

AmolPardeshi99/android-performance-skills

Skill Claude CodeCodex

Exhaustive Android performance skill for writing ANR-free, frozen-frame-free, and janky-free code. Use this skill whenever writing, reviewing, or auditing Android code that involves: coroutines or threading (Dispatchers, withContext, runBlocking, GlobalScope, Mutex, synchronized), Android component lifecycles…

not rated 10 4mo ago A 299 tokens

akouo-router

11236

sonicfieldlabs/akouo

Skill Claude CodeCodex

AKOÚŌ meta-router for multimodal listening. Use this skill whenever an agent is asked to listen to, analyze, interpret, describe, or evaluate any sound, audio file, music fragment, rhythm, song, voice, speech, transcript, field note, spectrogram, archive fragment, video, caption, dataset, model output, platform…

not rated 10 1mo ago A 181 tokens original MIT

mulch

11237

normful/picadillo

Skill Claude CodeCodex

Record and retrieve structured project learnings using mulch CLI. Use when working on code and wanting to capture patterns, failures, decisions, conventions, references, or guides for future sessions.

not rated 10 15d ago A 42 tokens original MIT archived

mac-app-play

11238

niw/MacAppPlay

Skill Claude CodeCodex

Control macOS GUI applications via screen capture, mouse/keyboard automation, and accessibility element inspection. Use when you need to interact with macOS app UIs, take screenshots, click buttons, type text, or inspect accessibility trees.

not rated 10 6mo ago A 50 tokens

data-liberation

11239

CUPIDS-Lab/data-liberation-skill

Skill Claude CodeCodex

Build Python data pipelines that liberate structured data from unstructured and semi-structured sources — government PDFs, FOIA releases, scanned reports, scraped HTML, panel-format spreadsheets — into tidy, documented, reproducible civic datasets. Works at six escalating levels, from a one-shot "just give me the CSV"…

not rated 10 3mo ago A 263 tokens original MIT

slidestage-pack

11240

SlideStage/slidestage-pack

Skill Claude CodeCodex

A packaging tool for turning HTML-based slide decks into .stage ZIP files that follow the SlideStage 1.0 format.

not rated 10 3mo ago A 443 tokens

cmux

11243

matyasstoch/cmux-skill

Skill Claude CodeCodex

MUST be read ANY time you interact with cmux in ANY way — listing/inspecting/creating/closing cmux workspaces, panes, or surfaces; reading or capturing pane/screen output; sending input or keys to a pane/surface; delegating to, polling, or checking on other agents running in cmux panes/surfaces; building or…

not rated 10 3mo ago B 183 tokens

skill-security-audit

11244

smartchainark/skill-security-audit

Skill Claude CodeCodex

Detect malicious patterns in AI Agent skills — 13 detectors for backdoors, credential theft, data exfiltration, and supply-chain attacks. Based on SlowMist's ClawHub threat intelligence (472+ malicious skills). Pure Python, zero dependencies.

not rated 10 7mo ago A 55 tokens original MIT

akm-eval

11245

johnfkoo951/akm-eval

Skill Claude CodeCodex

Self-assess your agentic knowledge management system against the AKM Index v1.2 (scoring anchors unchanged since v1.1) — a universal 5-pillar × 25-criterion rubric (Prompt / Context / Harness / Loop engineering + Interop & Governance), scored 0-100 with behaviorally anchored levels and mandatory artifact evidence.…

not rated 10 1mo ago B 204 tokens original MIT

auth0-docs

11246

pledgeandgrow/pledge-skills

Skill Claude CodeCodex

Auth0 — identity platform: auth flows, Universal Login, SSO, identity providers, MFA, RBAC, Actions, tokens.

not rated 10 2mo ago A 32 tokens original MIT

NVIDIA/digital-health-skills

Skill Claude CodeCodex ✓ vendor

Stage 4 of the Clinical ASR Flywheel. Use when priority KER is above 0.3 to run stock NeMo SFT on Parakeet TDT v2 and offline cycle N+1 re-eval. NOT for generic word boosting (use /finetune-asr).

not rated 10 3d ago A 72 tokens

stock-analysis-github

11248

24mlight/agent-agnostic-stock-skills

Skill Claude CodeCodex

A Chinese-language system for researching individual stocks and generating HTML reports from free AkShare market data. It includes price charts, financial analysis, five-area scoring, and an investment recommendation.

not rated 10 3mo ago A 89 tokens

unit-tests

11249

WordPress/core-contributor-skills

Skill Codex

Test quality auditor that reviews existing test suites—audits, deletes, rewrites, and fills genuine gaps. Use when asked to review tests, improve test quality, or audit a test suite. Does NOT blindly add tests.

not rated 10 1mo ago A 48 tokens GPL-2.0

obsidian-vault-manager

11250

eugenepyvovarov/obsidian-agent-skill

Skill Claude CodeCodex

Manage local Obsidian vaults and markdown notes. Use when Codex needs to connect to local Obsidian vaults, register vault paths, or create/edit/refactor/search notes, frontmatter, links, tags, and attachments within a vault.

not rated 10 7mo ago A 57 tokens copy · 100% MIT

robin

11251

gniting/robin

Skill Claude CodeCodex

Save and review notes, quotes, articles, links, images, and video references in a personal commonplace book. Use when the user wants to file something to remember, organize knowledge by topic, resurface saved items, or review prior entries.

not rated 10 4mo ago A 51 tokens original MIT

hello-world

11252

vudknguyen/openskill

Skill Claude CodeCodex

A minimal example skill that greets the user and demonstrates the basic skill structure.

not rated 10 5mo ago A 19 tokens original MIT

xterm-js

11253

GGPrompts/my-gg-plugins

Skill Claude CodeCodex

This skill should be used when working with xterm.js terminal implementations, React-based terminal applications, WebSocket terminal communication, or refactoring terminal-related code. It provides battle-tested patterns, common pitfalls, and debugging strategies learned from building production terminal applications.

not rated 10 9mo ago A 54 tokens

jupyter-notebook-editor

11254

narang99/jupyter-notebook-editor-skill

Skill Claude CodeCodex

Inspect and edit Jupyter notebook (.ipynb) listing, reading, updating, deleting, and inserting cells. Use whenever an agent must analyze or modify notebook cell content (e.g., reviewing markdown, tweaking code) with precise, per-cell control.

not rated 10 8mo ago A 57 tokens

data-driven-product

11255

MorvanZhou/data-driven-product

Skill Claude CodeCodex needs its repo

Data-driven product analysis and iteration decision tool. Collects data via GA4, GSC, Bing Webmaster, and Microsoft Clarity to provide pre-analysis (product/direction selection), post-analysis (optimize existing products), and decision analysis (upgrade or abandon), outputting interactive HTML reports.

not rated 10 4mo ago A 62 tokens original MIT

dieworkwear

11256

peduarte/dieworkwear-skill

Skill Claude CodeCodex

Derek Guy's menswear knowledge from dieworkwear.com - tailoring, fit, style history, and clothing guides. Use when answering questions about suits, tailoring, Neapolitan vs English style, fabric choices, shoe construction, how to dress well, wardrobe building, or menswear shopping recommendations.

not rated 10 6d ago A 66 tokens

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: