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. 414,923 indexed, measured the same four ways as everything else here.

remote-browser

121

browser-use/browser-use

Skill Claude CodeCodex

Controls an isolated Browser Use Cloud browser from a sandboxed machine with the current Browser Use CLI.

112k +249 2d ago A 22 tokens original MIT

x402

122

browser-use/browser-use

Skill Claude CodeCodex

Set up Browser Use Cloud payments with x402 — pay per request from a crypto wallet (USDC on Base mainnet), no signup or API key. Two setups it works out up front — "just use it" (set up a wallet so you or Claude Code can run cloud browser tasks paid from the wallet — Claude writes and runs throwaway scripts, nothing…

112k +249 2d ago A 175 tokens original MIT

browser-use

123

browser-use/browser-use

MCP server Claude CodeCodexCursor +2

Make websites accessible for AI agents. Runs locally from the browser-use Python package.

112k +249 2d ago A tokens not measured original MIT

supabase/supabase

Skill Claude CodeCodex ✓ vendor

Write, review, and migrate Supabase logs queries against the ClickHouse-backed logs table (the logs.all.otel analytics endpoint). Use this whenever a task involves Logs Explorer SQL, the logattributes map, querying a log source (edgelogs, postgreslogs, authlogs, etc.), translating an old BigQuery cross join…

109k +80 yesterday A 152 tokens original Apache-2.0

react-hook-form

125

supabase/supabase

Skill Claude CodeCodex ✓ vendor

Correct React Hook Form usage anywhere in the monorepo — data flow, subscriptions, reset, dirty state, number inputs, and controlled-input rules. Load this BEFORE writing or modifying ANY form code, adding a field to an existing form, touching watch/useWatch/formState/getValues/setValue/reset, wiring a form into a…

109k +80 yesterday A 123 tokens original Apache-2.0

safe-sql-execution

126

supabase/supabase

Skill Claude CodeCodex ✓ vendor

Use whenever code will build, return, fetch, or execute SQL that runs against a user's real Postgres database — even when the request reads like an ordinary feature or bug fix and never says "security," "injection," or "SafeSqlFragment." This covers: writing or editing any pg-meta function, query builder, or endpoint…

109k +80 yesterday A 221 tokens original Apache-2.0

supabase

127

supabase/supabase

MCP server Claude CodeCodexCursor +2 ✓ vendor

Supabase's hosted MCP server: lets the agent manage projects, tables, SQL and migrations. Remote server at mcp.supabase.com.

109k +80 yesterday A tokens not measured original Apache-2.0

lint-js

128

denoland/deno

Skill Claude CodeCodex ✓ vendor

Lint JS/TS code only. Use before opening a PR when only JavaScript or TypeScript files were changed (no Rust).

108k +20 yesterday A 29 tokens original MIT

node-compat

129

denoland/deno

Skill Claude CodeCodex ✓ vendor

Run a Node.js compatibility test, diagnose failures, and either fix the implementation, skip, or ignore the test. Use when asked to work on node compat tests.

108k +20 yesterday A 37 tokens original MIT

review-pr

130

denoland/deno

Skill Claude CodeCodex ✓ vendor

Review a Deno runtime pull request for correctness, tests, security, and conventions. Use when asked to review a PR or when a PR number/URL is provided for review.

108k +20 yesterday A 39 tokens original MIT

review-duplication

131

google-gemini/gemini-cli

Skill Claude CodeCodexGemini CLI ✓ vendor

Use this skill during code reviews to proactively investigate the codebase for duplicated functionality, reinvented wheels, or failure to reuse existing project best practices and shared utilities.

107k +12 yesterday A 37 tokens original Apache-2.0

string-reviewer

132

google-gemini/gemini-cli

Skill Claude CodeCodexGemini CLI ✓ vendor

Use this skill when asked to review text and user-facing strings within the codebase. It ensures that these strings follow rules on clarity, usefulness, brevity and style.

107k +12 yesterday A 38 tokens original Apache-2.0

skill-creator

133

google-gemini/gemini-cli

Skill Claude CodeCodex ✓ vendor

Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an existing skill) that extends Gemini CLI's capabilities with specialized knowledge, workflows, or tool integrations.

107k +12 yesterday A 46 tokens original Apache-2.0

document-public-apis

134

pytorch/pytorch

Skill Claude CodeCodex ✓ vendor

Document undocumented public APIs in PyTorch by removing functions from coverageignorefunctions and coverageignoreclasses in docs/source/conf.py, running Sphinx coverage, and adding the appropriate autodoc directives to the correct .md or .rst doc files. Use when a user asks to remove functions from conf.py ignore…

103k 3d ago A 66 tokens

metal-kernel

135

pytorch/pytorch

Skill Claude CodeCodex ✓ vendor

Write Metal/MPS kernels for PyTorch operators. Use when adding MPS device support to operators, implementing Metal shaders, or porting CUDA kernels to Apple Silicon. Covers nativefunctions.yaml dispatch, host-side operators, and Metal kernel implementation.

103k 3d ago A 52 tokens

scrub-issue

136

pytorch/pytorch

Skill Claude CodeCodex ✓ vendor

Fetch, analyze, reproduce, and minimize GitHub issue reproductions. Use only when the user asks to check whether a GitHub issue reproduces, minimize a GitHub issue's repro, analyze a GitHub bug report, or scrub/triage a GitHub issue for reproducibility. Do not use for standalone reproduction requests without a GitHub…

103k 3d ago A 76 tokens

pytorch AGENTS.md

137

pytorch/pytorch

Instructions file CodexOpenCode ✓ vendor

AGENTS.md instructions for pytorch/pytorch, a project described as: Tensors and Dynamic neural networks in Python with strong GPU acceleration.

103k 3d ago A 4 tokens

caveman AGENTS.md

138

JuliusBrussee/caveman

Instructions file CodexOpenCode

AGENTS.md instructions for JuliusBrussee/caveman: Read CLAUDE.md before repository work. Binding routing: this repo owns skills, Engine, and MV3 extension; Agent SDK work belongs in /Users/julb/Desktop/GitHub/caveman-agent-sdk; Browse driver/MCP/benchmark/plugin work belongs in…

102k +401 4d ago A 169 tokens

caveman

139

JuliusBrussee/caveman

Skill Claude CodeCodex

Part of caveman

Ultra-compressed communication mode that cuts output tokens while keeping technical accuracy. Levels: lite, full, ultra and the wenyan variants. Use for /caveman, "caveman mode", "talk like caveman", "be brief" or "less tokens".

102k +401 4d ago A 59 tokens

caveman-learn

140

JuliusBrussee/caveman

Skill Claude CodeCodex

Part of caveman

Act on a Caveman learn report - review the ranked token sinks, apply cost-lowering fixes with per-edit consent, and report what those fixes returned. Use when asked to lower an agent's token cost, what caveman has saved, to trim a heavy CLAUDE.md, or to offload re-pasted context into cavemem.

102k +401 4d ago A 76 tokens

caveman-setup

141

JuliusBrussee/caveman

Skill Claude CodeCodex

Part of caveman

Wire a repository through the Caveman Cloud gateway so every LLM request is measured, with no behavior change. Use for "set up caveman" or adding LLM spend observability.

102k +401 4d ago A 44 tokens

fastapi

142

fastapi/fastapi

Skill Claude CodeCodex

FastAPI best practices and conventions. Use when working with FastAPI APIs, Pydantic models, dependencies, streaming responses including Server-Sent Events (SSE), and serving frontend apps. Keeps FastAPI code clean and up to date with the latest features and patterns.

102k +66 yesterday A 57 tokens original MIT

adev-writing-guide

143

angular/angular

Skill Claude CodeCodex ✓ vendor

Comprehensive writing guide for Angular documentation (adev). Covers Google Technical Writing standards, Angular-specific markdown extensions, code blocks, and components. You MUST use this skill any time you plan to create, edit, or review documentation files in adev/ or adev/src/content.

101k 5d ago A 60 tokens original MIT

PR Review

144

angular/angular

Skill Claude CodeCodex ✓ vendor

Guidelines and tools for reviewing pull requests in the Angular repository.

101k 5d ago A 16 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: