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. 268,114 indexed, measured the same four ways as everything else here.

ecpay

3553

ECPay/ECPay-API-Skill

Skill Claude CodeCodex

An integration guide for ECPay, a Taiwanese service for payments, electronic invoices, delivery, and virtual tickets. It covers payment methods such as cards, ATM transfers, convenience-store payments, Apple Pay, refunds, recurring charges, and logistics.

not rated 178 +2 13d ago A 209 tokens

mbse-workflow

3554

matlab/agent-skills-playground

Skill Claude CodeCodex

Use this skill for guided MBSE work in MATLAB — starting a new project, resuming work mid-workflow on an existing project, or answering orientation questions about how the MBSE skills fit together. Trigger when the user says they want to create, start, or set up a new MBSE project; work on a model-based systems…

not rated 178 +2 changed 3d ago A 119 tokens

ui-audit

3555

rustfs/console

Skill Codex

Audit and fix UI quality issues across web apps, dashboards, landing pages, product sites, forms, dialogs, tables, component libraries, and rendered frontend flows. Use when the user asks for UI walkthrough, visual QA, pixel/detail review, dimensions, spacing, whitespace, color hierarchy, alignment, typography, icon…

not rated 178 +1 3d ago A SkillSpector: warn 97 tokens original Apache-2.0

civ6

3556

lmwilki/civ6-mcp

MCP server Claude CodeCodexCursor +2

MCP server "civ6" as configured in lmwilki/civ6-mcp. Runs locally from the . Python package.

not rated 178 +11 21d ago A Socket: warn tokens not measured original MIT

grpo-rl-training

3557

RedWoodOG/Hermes-Desktop

Skill Claude CodeCodex

Expert guidance for GRPO/RL fine-tuning with TRL for reasoning and task-specific model training.

not rated 178 3mo ago A 26 tokens

BioTender-max/awesome-bio-agent-skills

Skill Claude CodeCodex

Reconstruct ancestral states at internal phylogenetic nodes for sequences (PAML codeml, IQ-TREE --ancestral, GRASP, FastML), discrete traits (corHMM hidden-rate Markov, ape::ace, phytools::make.simmap stochastic mapping, BayesTraits), and continuous traits (phytools::fastAnc, geiger Brownian/OU, RPANDA). Use when…

not rated 178 +3 2mo ago A 149 tokens

oysterworkflow

3559

ShuxinYang111/oysterworkflow

MCP server Claude CodeCodexCursor +2

MCP server "oysterworkflow" as configured in ShuxinYang111/oysterworkflow. Runs ./mcp/server.mjs with node.

not rated 177 1mo ago A tokens not measured original Apache-2.0

extract-pattern

3560

Faradworks/Pinscope

Skill Claude CodeCodex

Extract passive component MPN pattern (resistor, capacitor, inductor) from a datasheet PDF. Returns structured data via the savepattern tool.

not rated 177 +1 1mo ago A 30 tokens AGPL-3.0

vercel-optimize

3561

robotostudio/turbo-start-sanity

Skill Claude CodeCodex needs its repo

Use for Vercel cost and performance optimization on deployed projects, especially Next.js, SvelteKit, Nuxt, and limited Astro apps. Collect Vercel metrics, usage, project config, and code scan results first; investigate only metric-backed candidates; produce ranked recommendations grounded in verified files and…

not rated 177 +1 4d ago A 116 tokens original MIT

packet-tracer

3562

Mats2208/MCP-Packet-Tracer

Skill Claude CodeCodex

Use when building, automating, or debugging Cisco Packet Tracer networks through the packet-tracer MCP (the pt tools) — planning topologies from natural language, live-deploying into a running Packet Tracer, adding devices / links / modules, applying ACL / NAT, exporting configs, or writing raw Script-Engine JS via…

not rated 177 +7 14d ago A SkillSpector: warn 139 tokens original MIT

microcharts

3563

ganapativs/microcharts

MCP server Claude CodeCodexCursor +2

Find, wire, and render microcharts — word-sized React charts with generated alt text. Runs locally from the @microcharts/mcp npm package.

not rated 177 +3 today A tokens not measured original MIT

rubber-duck

3564

nesquikm/mcp-rubber-duck

MCP server Claude CodeCodexCursor +2

Bridge to multiple LLMs and CLI agents: councils, debates, voting, and more. Runs locally from the mcp-rubber-duck npm package. Needs 4 environment variables to run.

not rated 176 +1 yesterday A tokens not measured original MIT

conducty-obsidian

3565

robertbarclayy/conducty

Skill Claude CodeCodex

Conducty's context engine lives in an Obsidian vault. This skill defines the vault layout, naming, linking, and index conventions every other Conducty skill must follow when reading or writing notes. Use when reading/writing any plan, design, context, improvement, failure pattern, metrics, or prompt-log note — or when…

not rated 176 2mo ago A SkillSpector: warn 92 tokens original MIT

x-marketer

3566

hanzili/hanzi-browse

Skill Claude CodeCodex

Professional X/Twitter growth skill. Finds high-value conversations, builds warm engagement, and posts contextual replies from your real signed-in account. Supports three modes — reply-to-conversations (find pain points + reply), engage-influencers (warm up large accounts), and monitor-brand (track mentions +…

not rated 176 4mo ago A 89 tokens

tmdb

3567

adamayoung/TMDb

MCP server Claude CodeCodexCursor +2

One of 3 in .mcp.json

MCP server for The Movie Database (TMDB) API - search movies, get recommendations, trending movies, and detailed movie information. Runs locally from the @adamayoung/mcp-server-tmdb npm package. Needs 1 environment variable to run.

not rated 176 14d ago A tokens not measured original Apache-2.0

korea-stock-mcp

3568

jjlabsio/korea-stock-mcp

MCP server Claude CodeCodexCursor +2

One of 2 in server.json

MCP server for korea stock. Runs locally from the korea-stock-mcp npm package. Needs 2 environment variables to run.

not rated 176 +1 today A tokens not measured original ISC

amortized-workflow

3569

Learning-Bayesian-Statistics/baygent-skills

Skill Claude CodeCodex

Opinionated amortized Bayesian workflow with BayesFlow for simulation-based inference (SBI). Contains critical guardrails that agents will usually not apply unprompted — always consult before writing BayesFlow code. Trigger on: simulation-based inference, amortized inference, approximate Bayesian inference, BayesFlow…

not rated 176 +2 changed 9d ago A SkillSpector: pass 145 tokens original MIT

documentation-writer

3570

ob-labs/agentseek

Skill Claude CodeCodex

Diátaxis Documentation Expert. An expert technical writer specializing in creating high-quality software documentation, guided by the principles and structure of the Diátaxis technical documentation authoring framework. Templates for tutorial / how-to / reference / explanation live under templates/.

not rated 176 12d ago A SkillSpector: pass 53 tokens original Apache-2.0

distributed-mesh

3571

Kpa-clawbot/CoreScope

Skill Claude CodeCodex

How to coordinate with squads on different machines using git as transport.

not rated 176 +5 yesterday A 16 tokens GPL-3.0

jcdb

3572

cloudQuant/backtrader

Skill Claude CodeCodex

A read-only database lookup skill that checks real tables, columns, definitions, and selected data before SQL or code is written. Its documentation is in Chinese.

not rated 176 +5 2d ago A 118 tokens GPL-3.0

getnote-note

3573

iswalle/getnote-cli

Skill Claude CodeCodex

A guide to using GetNote’s command-line program to save, find, inspect, update, delete, and share notes containing text, links, images, files, or recordings. It also covers transcripts, timelines, quick notes, and meeting tasks.

not rated 176 10d ago A Socket: passSnyk: warnSkillSpector: pass 54 tokens original MIT

QuentinCody/interlinked-cli

Skill Claude CodeCodex

Configure and respond to Interlinked's metric ratchets: line-count, per-function canonical-token count, cyclomatic complexity, coverage, CRAP, baseline integrity, the report-based mutation-score ratchet, the live per-edit mutation survivor gate, and experimental protocol-v3 durable mutation jobs. Load this for a…

not rated 176 +3 changed today A SkillSpector: warn 174 tokens original MIT

msagljs

3575

microsoft/msagljs

Skill Claude CodeCodex ✓ vendor

Use MSAGL-JS (Microsoft Automatic Graph Layout) to lay out and visualize networks in JavaScript or TypeScript. Use for graph and network layout, DOT/JSON/JGF parsing, live embedded SVG or WebGL graphs, Sugiyama/MDS/IPSepCola layouts, edge routing, and exporting SVG, PDF, PNG, EPS, or PostScript figures for LaTeX and…

not rated 175 4d ago A SkillSpector: pass 87 tokens original MIT

prompt-guard

3576

seojoonkim/prompt-guard

Skill Claude CodeCodex

600+ pattern AI agent security defense covering prompt injection, supply chain injection, memory poisoning, action gate bypass, unicode steganography, and cascade amplification. Optional API for early-access and premium patterns. Tiered loading, hash cache, 11 SHIELD categories, 10 languages.

not rated 175 +1 4mo ago B 61 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: