Skills for Codex

217,996 that install into Codex. Same mod, same page, whichever agent you run: a URL per tool would split one page into five that compete.

NeuralVaultSkill

19969

getobyte/NeuralVaultSkill

Skill Claude CodeCodex

Teaches AI agents to manage long-term NeuralVaultCore MCP memory securely and efficiently.

not rated 1 6mo ago A 0 tokens

ai-agents-architect

19970

hoangatg/ai-agent-toolkit

Skill Claude CodeCodex

Design autonomous AI agent systems. Multi-agent orchestration, tool use, memory, planning, and evaluation. Use when building AI-powered automation or agent workflows.

not rated 1 6mo ago A 37 tokens original MIT

archpresent

19971

lewes2/archpresent

Skill Claude CodeCodex

Turn a codebase into interactive architecture diagram as a single HTML file: four levels of drill-down, hover a port to see what the interface actually carries, hover an inventory row to see the real source snippet, and play back representative end-to-end scenarios. File/class/function inventories are extracted from…

not rated 1 1mo ago A 168 tokens original MIT

prd-for-ai-products

19972

WYY-gogogo/prd-for-ai-products

Skill Claude CodeCodex

A guided workflow for turning ideas for AI products into product requirements documents (PRDs), which describe what to build and why. It asks structured questions, adds AI-specific sections, checks the result four ways, and rates its quality.

not rated 1 2mo ago A 100 tokens

ds-brief

19973

sungurerdim/dev-skills

Skill Claude CodeCodex

Data-backed brief — research, source, double-verify, and render a visually rich single-file HTML report. Use when the user wants a sourced, fact-checked brief or report on a topic.

not rated 1 changed 1mo ago A 44 tokens original MIT

validate-architecture

19974

commerce-atoms/agents

Skill Claude CodeCodex needs its repo

Run boundary and structure validators against a Hydrogen storefront project. Reports cross-module imports, reverse imports from shared layers, dumping-ground folders, barrel files, forbidden Remix imports, and missing/duplicated route manifests.

not rated 1 changed 26d ago A 45 tokens original MIT

skeptic

19975

IyedNasra/skeptic

Skill Claude CodeCodex

Use when debugging failures, writing tests, starting multi-step tasks, modifying build systems, integrating APIs, or validating assumptions before heavy execution.

not rated 1 1mo ago A 30 tokens original MIT

aegis

19976

Erkan3034/aegis

Skill Claude CodeCodex

Production-grade red-team security audit skill for AI coding assistants. Audits codebases for OWASP Top 10 vulnerabilities, auth flaws, IDOR, XSS, SSRF, JWT misuse, Supabase policies, and provides drop-in secure code replacements with zero exfiltration risk.

not rated 1 2mo ago A 61 tokens original MIT

cloudflare-tunnel-routes

19977

nachum10/cloudflare-tunnel-routes

Skill Claude CodeCodex

Give any local port (Gradio, Streamlit, FastAPI, webhook receiver, dev server, Docker container) a permanent HTTPS URL on a domain the user owns - in one command, no deployment. Use when the user says "my Gradio share link keeps changing", "replace share=True with a permanent URL", "stable URL for localhost:7860"…

not rated 1 5mo ago A 197 tokens original MIT

frontend-conventions

19978

kimzeze/frontend-conventions

Skill Claude CodeCodex

Locks in opinionated frontend code patterns for Next.js 16 + TanStack Query v5 + FSD projects. ALWAYS invoke when writing data-fetching code (NEVER useEffect+fetch — always TanStack Query), creating forms (always react-hook-form + zod), introducing client state (Zustand for client-global only — NEVER for server data…

not rated 1 5mo ago A 142 tokens original MIT

compose-modernize-build

19979

RoninForge/roninforge-kotlin-compose

Skill Claude CodeCodex

Modernize an Android project's Gradle build: bump to Kotlin 2.x with kotlin-compose plugin (replace kotlinCompilerExtensionVersion), migrate kapt to KSP, introduce Version Catalogs (libs.versions.toml), use the Compose BOM, switch to Material 3.

not rated 1 4mo ago A 59 tokens original MIT

vibe-coding-playbook

19980

ayi-ai/vibe-coding-playbook

Skill Claude CodeCodex

A lightweight engineering workflow for turning an idea into a real, shippable product with an AI coding agent. Core = Karpathy's four coding disciplines (think before coding / simplicity first / surgical changes / goal-driven; battle-tested), plus an Explore→Plan→Build→Polish→Ship process, task tiers (skip the process…

not rated 1 4mo ago A 253 tokens original MIT

auto-instrument

19981

soleimanmansouri/debug-bank

Skill Claude CodeCodex

Fallback debugging when no pattern matches — hypothesis-driven code instrumentation with auto pattern extraction.

not rated 1 4mo ago A 19 tokens original MIT

ide-screenshot-drift

19982

amandeepmittal/expo-docs-skills

Skill Claude CodeCodex

Check whether Expo docs environment-setup screenshots (Android Studio, Xcode) still match the locally installed IDEs (advisory report; docs edits and installs only on explicit opt-in; macOS only). MUST USE when the user says "ide screenshot drift", "check env setup screenshots", "are the android studio screenshots…

not rated 1 1mo ago A 87 tokens

project-docs-builder

19983

m2kky/Project-Docs-Builder

Skill Codex

Build, review, update, and audit production-grade project documentation packs from a brief, partial docs, or implementation changes. Use when the user asks to create a full docs folder, PRD/FRS/NFR, architecture docs, ERD/data dictionary, API/OpenAPI docs, UX flows, project plans, engineering workflow docs, AI agent…

not rated 1 3mo ago A 94 tokens original MIT

authority-chain

19984

lubochka/xiigen-general-skills

Skill Claude CodeCodex

Resolve which instructions win when rules conflict. Use at the start of every task and whenever instructions disagree.

not rated 1 2mo ago A 23 tokens original Apache-2.0

codex-history

19985

Jacob-Tan666/Codex-History

Skill Claude CodeCodex

A local tool for viewing and organising conversation history from the OpenAI Codex command-line tool and desktop app. It works with saved sessions, archived sessions, and the history index on the computer.

not rated 1 2mo ago A 65 tokens original MIT

implement

19986

orin-dx/agent-plugins

Skill Claude CodeCodex

Execute an approved plan or specification with targeted implementation, tests, evidence, review, and independent verification. Use for “implement this”, “execute the plan”, “build this feature”, “write the code”, or “refactor without changing behavior”.

not rated 1 changed 27d ago A 51 tokens original MIT

sol-luna-orchestration

19987

Mauriciog87/codex-skill

Skill Codex

Coordinate substantive software work with a configurable Astra or Sol root and verified advanced and Luna executors. Covers durable assignments, isolated writer worktrees, candidate review, validated delivery, and human-confirmed Ultra takeovers. Invoke it before planning, delegating, coordinating, or validating…

not rated 1 changed yesterday A 64 tokens

agent-chat

19988

merijnvanes/agent-chat

Skill Claude CodeCodex

Encrypted peer-to-peer text messaging between agent sessions (Claude Code or other CLI agent harnesses on the same machine) running in separate terminals. Use this whenever the user wants to talk to another agent, message another Claude, coordinate with another agent, open/create/join/enter a room, send text to a…

not rated 1 5mo ago A 177 tokens original MIT

simply-pm

19989

NEWBIE0413/simply

Skill Claude CodeCodex

Use when you are spawned as the PM of a simply harness project and your brief references a .simply/LEDGER.md work ledger or this skill. Grants fleet authority, routing doctrine, safe worker lifecycle, and the signal protocol back to the auditor.

not rated 1 1mo ago A 56 tokens original MIT

mingbian

19991

DENGYUFAN0/mingbian

Skill Claude CodeCodex

Anti-sycophancy protocol (明辨). Use whenever the user contradicts, corrects, or pushes back on one of your conclusions; when you notice you are about to reverse a position mainly because the user insisted; or when a disagreement has run two or more rounds without new evidence. Classifies the dispute (fact / tradeoff /…

not rated 1 1mo ago B 101 tokens original MIT

clodex-plan

19992

jdpalumbo2/workbench

Skill Claude CodeCodex

Use when the clodex router hands off a run at stage open or plan, when a run the router resumed shows no recorded plan or a plan with no standing approval, or when plan-review findings on such a run still need dispositions before work can start.

not rated 1 changed yesterday A 60 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: