Skills for Codex

213,783 that install into Codex. Same mod, same page, whichever agent you run: a URL per tool would split one page into five that compete.

IrtezaAsadRizvi/article-writing-skills

Skill Claude CodeCodex

Write technical blog posts in the voice of Andrej Karpathy — first-person, build-from-scratch, mixing deep technical substance with conversational warmth, dry humor, vivid analogies, and intellectually honest hedging. Use when the user asks for a post "in Karpathy's style," a "Karpathy-flavored" writeup, or wants to…

not rated 18 +1 5mo ago A 92 tokens original MIT

weirdo-tv

9122

BeamusWayne/WeirdoTV-Skill

Skill Claude CodeCodex

A role-playing tool that imitates the extreme speaking styles of more than 20 internet personalities and meme figures. It supports solo responses, random selection, debates, topic comments, and group discussions.

not rated 18 4mo ago A 156 tokens original MIT

PSPDFKit-labs/nutrient-agent-skill

Skill Codex

Process documents with Nutrient DWS Processor. Use for PDF generation and conversion, packet assembly, OCR, Processor JSON-content extraction, staged redaction, watermarking, signing, password protection, optimization, PDF/A, or PDF/UA output. Route high-fidelity markdown or spatial parsing to Nutrient Data…

not rated 18 +1 23d ago B Socket: passSnyk: warn 90 tokens

channel-telegram

9124

moshthepitt/lionclaw

Skill Claude CodeCodex

Run and operate a Telegram channel worker for LionClaw using the kernel channel bridge APIs.

not rated 18 +1 21d ago A SkillSpector: pass 22 tokens original MIT

wjx-survey-ppt

9125

wjxcom/wjx-ai-kit

Skill Claude CodeCodex

Instructions for turning Wenjuanxing questionnaire responses into a presentation report. Wenjuanxing, also called 问卷星, is a platform for creating surveys and collecting answers.

not rated 18 changed 19d ago A SkillSpector: pass 140 tokens original MIT

heya-title-style

9126

ChouChiu/heya-skill

Skill Claude CodeCodex

A Chinese writing guide for creating emotionally intense, information-dense video titles in the style of the creator 黑鸦.

not rated 18 +1 yesterday A SkillSpector: pass 65 tokens original MIT

opengrep

9127

opengrep/skills

Skill Claude CodeCodex

Run Opengrep for pattern-based code search and security scanning. Use when grep is insufficient for finding code patterns that require structural understanding (function calls, data flow, nested structures). Also use for security vulnerability detection with custom YAML rules.

not rated 18 +1 7mo ago B 51 tokens original MIT

double-diamond

9128

danicat/skills

Skill Claude CodeCodex

Universal multi-agent orchestration workflow based on the Double Diamond framework (Inception -> Discovery -> Definition -> Development -> Delivery). Coordinates parallel subagents with context isolation to separate problem-space research from solution-space implementation. Activate for complex, high-ambiguity…

not rated 18 yesterday A SkillSpector: pass 78 tokens original Apache-2.0

agent-bus

9129

MustaphaSteph/agent-bus

Skill Claude CodeCodex

Coordinate work across Claude/Codex/Cursor sessions on the same machine via a local message bus. Use to delegate to helpers, get a second opinion, ask specialists by capability, or track shared tasks.

not rated 18 +1 3mo ago A 45 tokens original MIT

business-analyst-agent

9130

devfolorunso/business-analyst-agent-skill

Skill Claude CodeCodex

Expert Business Analyst agent. Triggers on ANY BA-related request including: requirements, user stories, BRD, FRD, PRD, SRS, gap analysis, process map, process mapping, stakeholder analysis, feasibility study, UAT, acceptance criteria, traceability matrix, RTM, business case, BPMN, swimlane diagram, data flow, DFD…

not rated 18 +1 6mo ago A 240 tokens original MIT

technical-planning

9131

richardcb/oh-my-gemini

Skill Claude CodeCodex

Plan and design a detailed, phased technical implementation from a PRD. Creates actionable task lists with guardrails for resource efficiency, error handling, and type safety. Activate for: plan, design, technical planning, task breakdown.

not rated 18 6mo ago A 50 tokens original MIT

arcpy-script

9132

danmaps/gis-agent-skills

Skill Claude CodeCodex

Generate ArcPy scripts for ArcGIS Pro using live map context, layer sampling, and ArcGIS‑aware prompt rules.

not rated 18 19d ago A 27 tokens

lmammino/c4-codebase-architecture-skill

Skill Claude CodeCodex

Helps an agent inspect a repository and produce C4 architecture documentation. Use this when reverse engineering a codebase, documenting system context, containers, components, or clarifying architecture from code and infrastructure.

not rated 18 +1 5mo ago A 47 tokens original MIT

tia-connect

9134

feelautom/tia-copilot-genai-bridge

Skill Claude CodeCodex

Expert AI assistant for Siemens TIA Portal automation. Helps generate SCL logic, manage PLC blocks, tags, and HMI structures using T-IA Connect bridge.

not rated 18 6mo ago A 36 tokens original MIT

explore

9135

v0lka/skills

Skill Claude CodeCodex

Explore → Plan → Implement. A thinking partner for exploring ideas, investigating problems, and clarifying requirements, that transitions into a structured roadmap specification (tasks in What/How/Where/Acceptance criteria format) for user approval, then implements the approved plan. Use when the user wants to think…

not rated 18 2d ago A SkillSpector: warn 80 tokens original MIT

chrome-cdp

9136

blxzer77/cursor-trellis

Skill Claude CodeCodex

Interact with local Chrome browser session (only on explicit user approval after being asked to inspect, debug, or interact with a page open in Chrome).

not rated 18 12d ago A 33 tokens AGPL-3.0

ThinkingAIAgenticEngine/ae-cli

Skill Claude CodeCodex

A guided workflow for creating a tracking plan in the AE platform. A tracking plan lists the user actions and data an application should record.

not rated 18 changed 4d ago A Socket: passSnyk: warn 83 tokens

harness-subagent

9138

ptmrio/harness-subagent

Skill Claude CodeCodex

Use when the user asks to orchestrate, outsource, delegate, or hand off a slice to another coding-agent CLI as a one-shot subagent — Claude Code, Codex, Grok Build, Cursor Agent, Antigravity CLI, Gemini CLI, OpenCode, or Droid — or to ask Claude, ask GPT, ask Codex, ask Grok, ask Gemini, ask Fable, ask Astra, get a…

not rated 18 changed 5d ago A 161 tokens original MIT

interaction-design

9139

rastian/interaction-design-skills

Skill Claude CodeCodex

Apply interaction design (IxD) principles and frameworks to product and service design work. Use this skill when designing or evaluating interaction flows, micro-interactions, feedback mechanisms, affordances, mental models, component states, response time, animation and transitions, error recovery, input validation…

not rated 18 22d ago A 174 tokens

xianyu-monitor

9140

LENKIN233/xianyu-monitor-skill

Skill Codex

A tool for searching and monitoring Xianyu (Goofish), a Chinese marketplace for second-hand goods. It keeps login state, search filters, tasks, and duplicate results separate.

not rated 18 1mo ago A 55 tokens original MIT

flow-brief

9141

shaokeyibb/flow-brief

Skill Claude CodeCodex

Produce a single-file HTML swimlane brief that walks a system, module, or upcoming feature past a non-specialist reader, with provenance badges that separate what is measured from what is merely intended. Use this whenever someone needs to explain how something works to people outside the team — a flow diagram, an…

not rated 18 23d ago A 131 tokens original MIT

sldd

9142

soujava/sldd-skills

Skill Claude CodeCodex

Start, resume, inspect, or continue SLDD spec-driven development workflows, including /sldd slash-style commands, gated intent/design/test/implementation steps, structured journals, and workflow kind routing.

not rated 18 2mo ago A 44 tokens CC-BY-4.0

agentsync

9143

yelmuratoff/agent_sync

Skill Claude CodeCodex

Create or edit AgentSync configuration — AGENTS.md, rules, skills, commands, subagents, settings, MCP servers, hooks, or per-tool configs. Use this skill when adding a rule, creating or scaffolding a skill, writing a slash command, defining a subagent persona, editing permissions, configuring an MCP server, setting up…

not rated 18 +2 changed 10d ago C 142 tokens GPL-3.0

blockbench-plugins

9144

jasonjgardner/blockbench-mcp-project

Skill Claude CodeCodex

Blockbench plugin/extension development for the 3D modeling tool. Use when creating, modifying, or debugging JavaScript plugins for Blockbench including actions, dialogs, panels, menus, toolbars, model manipulation, animation APIs, and custom formats/codecs. Triggers on Blockbench plugin, Blockbench extension…

not rated 18 +2 changed 8d ago A 87 tokens original Apache-2.0

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: