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. 280,732 indexed, measured the same four ways as everything else here.

k-telux/OpticalModeler

Skill Codex

Design, reconstruct from photographs or schematics, correct, audit, and present Blender optical systems using provenance-bound CAD and measured optical and mechanical interfaces. Use for optics-only laboratory models, constrained revisions, stateful instruments, and publication renders with explicit evidence and…

not rated 135 +1 changed 1mo ago A SkillSpector: pass 62 tokens original MIT

excalidraw

4515

AlexAI-MCP/hermes-CCC

Skill Claude CodeCodex

Create and export diagrams with Excalidraw - whiteboard-style sketches, flowcharts, architecture diagrams via MCP or CLI.

not rated 135 +1 7mo ago A 30 tokens

codex-imagen

4516

darkamenosa/codex-imagen

Skill Codex

Generate or edit raster images by calling the ChatGPT/Codex hosted imagegeneration flow with local Codex or OpenClaw OAuth credentials, then save decoded image files for OpenClaw and other agent workflows.

not rated 135 changed 1mo ago A 47 tokens original MIT

goldenanalysis

4517

benseverndev-oss/goldenmatch

MCP server Claude CodeCodexCursor +2

One of 2 in server.json

Read-only cross-cutting analysis, metrics, and reporting engine for the Golden Suite. Runs locally from the goldenanalysis Python package.

not rated 135 +1 today A tokens not measured original MIT

pnp/cli-microsoft365-mcp-server

MCP server Claude CodeCodexCursor +2

MCP server for CLI for Microsoft 365 to manage your tenant using natural language. Runs locally from the @pnp/cli-microsoft365-mcp-server npm package.

not rated 135 2d ago A tokens not measured original MIT

oa-design

4519

OpenLabs-so/oa-design

Skill Claude CodeCodex

Open Analytics' design language, extracted from the shipped product: an ink-derived neutral system, squircle surface anatomy, one small spring vocabulary, pixel-matched skeletons, and a plain-spoken copy voice, with type-checked component recipes. Use this whenever you build or restyle a dashboard, SaaS app, analytics…

not rated 135 2mo ago A SkillSpector: pass 136 tokens original MIT

reaper

4520

dschuler36/reaper-mcp-server

MCP server Claude CodeCodexCursor +2

MCP server "reaper" as configured in dschuler36/reaper-mcp-server. Launched with /path/to/your/uv-installation/uvx --from git+https://github.com/dschuler36/reape.

not rated 135 changed 2mo ago A tokens not measured original MIT

r3f-fundamentals

4521

EnzeD/r3f-skills

Skill Claude CodeCodex

Set up React Three Fiber scenes, Canvas, typed JSX, hooks, and resource ownership. Use for scene architecture and render-loop setup, rather than detailed materials or effects.

not rated 135 +3 changed 2mo ago A Socket: passSnyk: pass 42 tokens

software-ai-life/Awesome-PPT-Design-Skills

Skill Codex

Create or redesign PowerPoint/PPTX decks in the user's Japanese editorial styles: (1) "Washi Paper & Soft Glow" with washi texture, indigo restraint, and warm minimalism; or (2) high-end Japanese lifestyle magazine style with stark white background, burnt orange accent, charcoal gray, structured grids, and asymmetric…

not rated 136 +4 6mo ago A 0 tokens

nsfc-benzi-audit

4523

jiankang1991/nsfc-benzi-audit

Skill Codex

A diagnostic and revision guide for Chinese NSFC applications. NSFC is China’s National Natural Science Foundation, which funds research projects; “benzi” means the application draft.

not rated 135 +9 changed 22d ago A SkillSpector: warn 154 tokens original MIT

engineering-bridge

4524

wudy29/engineering-bridge

MCP server Claude CodeCodexCursor +2

MCP server "engineering-bridge" as configured in wudy29/engineering-bridge. Runs locally from the engineering-bridge npm package.

not rated 135 +1 today A tokens not measured original MIT

01-manifest

4525

guguzea/MC-AI-Coding-Assistant-Tool

Cursor rule CodexCursor

A rule for creating and checking manifest.json files, the identity and configuration files used by Minecraft Bedrock packs.

not rated 135 +22 changed 18d ago A 1,870 tokens original

AltimateAI/data-engineering-skills

Skill Claude CodeCodex

Analyze DBSQL queries, including SQL embedded in notebooks (spark.sql(...), %sql cells), for anti-patterns, lint issues, and performance problems, using Databricks-specific dialect and platform knowledge (Delta, Photon, Unity Catalog) layered on top of altimate-code's generic SQL engine. Use when a user asks to…

not rated 135 +2 13d ago A 98 tokens original MIT

documents

4527

sixb-ai/sixb

Skill Claude CodeCodex

Create, read, edit, and verify PDFs, scanned documents, PowerPoint, Word, and spreadsheet files.

not rated 136 +7 changed 22d ago A 24 tokens original MIT

[object Object]

4528

SlopDotCash/slopdotcash

Skill Claude CodeCodex

Produces one reviewable contribution or private security report for {{SLOPREPOSITORY}} under its approved Slop project scope. Use for a reproduced defect, a bounded maintainer-approved change, or safe security research and submission through Slop; excludes other repositories, coverage farming, public vulnerability…

not rated 137 +30 changed 11d ago A 68 tokens original MIT

txtify-transcribe

4529

lkmeta/txtify

Skill Claude CodeCodex

Transcribe audio, video files, or YouTube links into text and subtitles (txt, srt, vtt, sbv, pdf) using the user's own self-hosted Txtify instance (open-source, Whisper-based, runs locally in Docker). Use when the user wants a transcript or subtitle file from media and is fine running Txtify on their machine, or…

not rated 136 13d ago A 88 tokens original Apache-2.0

yoktez

4530

saidsurucu/yoktez-mcp

Skill Claude CodeCodex

Use when the user wants to search Turkish theses on YÖK Ulusal Tez Merkezi (tez.yok.gov.tr) — keyword search by title/author/advisor/subject/keywords/abstract, advanced search by department (Anabilim Dalı), thesis number, year, type or language, recently added theses — or to read a thesis' abstract, keywords and…

not rated 135 +1 13d ago A 112 tokens original MIT

book_writer

4531

kandada/aacode

Skill Claude CodeCodex

Guided multi-phase book writing: outline → storyline → chapter-by-chapter writing with verification → final consistency review and polish.

not rated 135 18d ago A 0 tokens GPL-3.0

local-rag-search

4532

nkapila6/mcp-local-rag

Skill Claude CodeCodex

Efficiently perform web searches using the mcp-local-rag server with semantic similarity ranking. Use this skill when you need to search the web for current information, research topics across multiple sources, or gather context from the internet without using external APIs. This skill teaches effective use of…

not rated 134 2mo ago A SkillSpector: pass 80 tokens original MIT

github

4533

MassLab-SII/open-agent-skills

Skill Claude CodeCodex

Comprehensive GitHub repository management toolkit. Provides file editing, issue/PR management, GitFlow workflow, release management, commit investigation, CI/CD workflow creation, and configuration file generation via MCP GitHub tools.

not rated 134 10mo ago A 44 tokens original Apache-2.0

claude-api

4534

IIIIQIIII/claude-code

Skill Claude CodeCodex

Claude Code source snapshot - runnable from source with Bun.

not rated 134 +1 7mo ago A 0 tokens

convex

4535

joachimchauvet/modernstack-saas

MCP server Claude CodeCodexCursor +2

Client for the Convex Cloud. Runs locally from the convex npm package.

not rated 134 +1 3mo ago A tokens not measured original MIT

serenity-reply

4536

leslieyeo/serenity-reply

Skill Claude CodeCodex

A research and decision framework based on the public writing and interviews of Serenity, also known as @aleabitoreddit. It offers models and decision heuristics for discussing AI, semiconductor supply chains, and investments from that perspective.

not rated 134 5mo ago A 184 tokens 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: