Skills, prompts, AGENTS.md files and MCP servers that Codex reads. Skills are shared with Claude Code; the rest is Codex-native. 274,304 indexed, measured the same four ways as everything else here.
Skill Claude CodeCodex
Universal guide for creating well-structured Agent Skills for any technology or domain. Use when creating, writing, authoring, or designing a new Skill. Triggers on requests involving SKILL.md files, skill structure, frontmatter, bundled resources (scripts/references/assets), skill validation, skill packaging, or when…
Skill Claude CodeCodex
Skill "skillcraft" from cloudroad-io/skillcraft, covering skillcraft, install, or: pip install skillcraft, commands and how it works.
Skill Codex
Get parallel second opinions from multiple AI coding agents. Use when the user wants independent reviews, architecture feedback, or a sanity check from other AI models.
MCP server Claude CodeCodexCursor +2
MCP server "aglink" as configured in bhatganeshdarshan/AgLink. Runs aglink with python.
Skill Codex
Use before repository-specific coding, review, debugging, refactoring, explanation, or planning to resolve agent guidance from local AGENTS.md/CLAUDE.md or shared /.icodebyhand notes. Also use when the user asks to remember, store, organize, update, bootstrap, or revise repo-specific guidance without a clear…
calcrowcrab/agentic-engineering
Skill Claude CodeCodex
Design, build, and operate AI agents end to end: understand the system, deep-research the tasks, then write the instructions from that understanding. Use when writing or fixing a system prompt, CLAUDE.md, or tool descriptions; deciding one agent vs several; debugging an agent that follows instructions poorly…
Skill Codex
A review process for deciding whether a project skill still matches the work it is meant to guide. It checks the skill’s trigger text, displayed description, instructions, supporting files, and boundaries with project documentation.
1972143344-max/project-governance-skill
Skill Codex
Initialize and maintain project-scoped governance documents for large or long-running work. Use when the user wants a documentation-driven workflow, needs to prevent context drift or stale-file interference, wants spec/design/audit/lessons/decision docs, or wants plan-first handling before non-trivial changes.
Skill Claude CodeCodex
Trace the impact (blast radius) of a code change in ANY codebase and prove it didn't break anything else — language- and framework-agnostic. Use RIGHT AFTER a fix to a feature, function, module, type, route, API endpoint, schema, or config, before committing, opening a PR, or pushing. Triggers: "did this break…
Skill Claude CodeCodex
A project-management guide for coordinating work from project setup through planning and execution. It includes role definitions, plan checking, and guidance for choosing skills in different situations.
Skill Claude CodeCodex
Per-IDE setup walkthroughs for using @mongez/agent-kit with Claude Code, Cursor, Codex, Kiro, Gemini CLI, GitHub Copilot, Aider, and Antigravity. Each walkthrough shows the exact files agent-kit creates, the --target flag to pass, the reload quirks, and a copy-pasteable package.json snippet.
Xukai-YE/codex-cc-three-tier-skills
Skill Claude CodeCodex
Use for plan reviews and checkpoint reviews during implementation. Pass -Tier to select model preference: high-risk uses Opus 4.6 first, medium uses Sonnet 4.6 first. Supports relaxed cadence after 2 consecutive clean reviews.
Skill Codex
Um guia para explicar alterações de código, diferenças entre versões, ramificações e solicitações de mudança, desde o contexto até o funcionamento da implementação. Pode transformar essa explicação em material de estudo em HTML ou no Notion.
oakandfeather/ai-assisted-coding-governance
Skill Claude CodeCodex
Scaffold the AI-assisted coding governance package into a target project repository — copies the two entry files (AGENTS.md at the root and a thin CLAUDE.md) plus the companion rule files into an ai-governance/ directory, then interviews the user to fill in the placeholders and to author the active client's profile.…
Skill Claude CodeCodex
Execute a PRD autonomously using Amp's native features. Converts PRD to JSON, creates branch, implements stories, commits, and tracks progress. Triggers on: execute this prd, run amp-ralph on, implement this prd, start autonomous execution.
Skill Claude CodeCodex
Use when the user provides a URL to a web product and wants to reverse-engineer it, analyze its UI/UX, discover its tech stack and API surface, and produce a comprehensive report plus actionable design document for building a similar product. Triggers on requests like "analyze this product", "reverse engineer this…
Skill Claude CodeCodex
Use when building or editing a small database-backed web app in ANY stack — plain PHP, Laravel, or Supabase, on MySQL/MariaDB, PostgreSQL, SQLite, SQL Server, or a hosted DB — scaffolding a project, creating or evolving a database, designing tables or writing SQL, adding login/registration or user roles, building a…
Skill Codex
Route the aoa-evals skill family for central proof selection, review, evolution, named results or verdicts, source-linked reports, Eval Forge owner review, and proof lifecycle. Hand repository-local eval selection, application, intake/design, or session-hit classification to aoa-eval. Candidates, readiness checks…
tarv7/ai-spec-driven-development-template-rails
MCP server Claude CodeCodexCursor +2
One of 2 in .mcp.json
Gives the agent up-to-date documentation and code examples for libraries and frameworks, fetched on demand so answers are not stuck at the model's training cutoff. Runs locally from the @upstash/context7-mcp npm package.
Skill Claude CodeCodex
Open a GitHub pull request using the kit PR template. Use when the user asks to open/create a PR, push and PR, or publish a branch. Write a detailed, product-facing description. Contracts and harness review stay local — never put feature IDs, contract paths, or harness sections in the PR title or body.
zzz20020612/scientific-figure-standards
Skill Codex
Global hard standards for the user's scientific figures, manuscript plots, maps, GeoTIFF/raster visualizations, model-result charts, SHAP/ML figures, and submission-ready publication exports. Use whenever Codex creates, revises, reviews, audits, or writes code for any plotting or map task in any local project. Enforce…
Skill Claude CodeCodex
Teaches the agent how to save and load cognitive context snapshots using the production-grade secure .ai-format file format, preserving memory states across runs with temporal decay.
Skill Claude CodeCodex
Reference for interacting with GitHub (gh CLI), and the Atlassian stack — Jira, Confluence, Bitbucket, JSM — via atlassian-cli. Use when reading/writing issues, PRs, pages, or comments in any of these tools.
Skill Claude CodeCodex needs its repo
Use when working with this Obsidian vault. Enforces startup reading order, session-end handoff protocol (NOW.md + Projects/ /HANDOFF.md + !1 Work Log), TODO routing, vault sync workflow, Knowledge wiki rules, and agent operating conventions. Trigger on tasks involving the vault, Obsidian, Projects, NOW.md, HANDOFF.md…
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: