Codex Lattice: installable Codex skills, hooks, custom agents, MCP search, and docs-first workflow harness.
This repository also configures its own agents. See what codex-lattice tells them →
Skill Claude CodeCodex
Blameless postmortem workflow. Use after incidents, major tool failures, rollback events, security findings, data issues, monitoring failures, or repeated regression loops to capture impact, timeline, root causes, and corrective actions.
Skill Claude Code
A guide for turning an idea into product and software requirement documents. It organizes the problem, users, market, features, risks, and technical specification into files such as PRD.md and SPEC.md.
Skill Claude CodeCodex
A guide to testing Python programs with pytest, a tool for writing and running Python tests. It covers test fixtures, simulated dependencies, parameterized tests, integration tests, asynchronous code, and test-driven development, where tests are written before or alongside the code.
Skill Claude Code
A guide to modern React development with JavaScript or TypeScript. React is a library for building web interfaces from reusable components; the guide covers hooks, forms, server-rendered components, actions, suspense, and newer React 19 features.
Skill Claude CodeCodex
Release readiness workflow for Codex. Use before PR, merge, deploy, version bump, rollout, or production handoff to verify scope, validation evidence, rollback, migrations, operator notes, changelog, and residual risk.
Skill Claude Code
A code-review skill that checks the changes on the current Git branch against a review checklist.
Skill Claude Code
Complete shadcn/ui component library guide including installation, configuration, and implementation of accessible React components. Use when setting up shadcn/ui, installing components, building forms with React Hook Form and Zod, customizing themes with Tailwind CSS, or implementing UI patterns like buttons…
Skill Claude Code
A code-simplification and refactoring skill for reviewing recently changed code and reducing unnecessary abstractions, duplication, and complexity.
Skill Claude Code
A checker that compares a software implementation with the requirements written in a SPEC.md file. It reviews functional and non-functional requirements, interface details, APIs, and security points when applicable.
Skill Claude Code
A design-analysis skill for Stitch, Google’s interface-design tool, that turns an existing project’s screens and assets into a DESIGN.md reference file.
Skill Claude Code
A prompt-writing workflow that turns a vague website or interface idea into a detailed prompt for Stitch, a tool that generates website screens.
Skill Claude Code
An iterative workflow for generating and combining multiple web pages with Stitch, a tool for creating website screens from prompts. A baton file carries the next task from one build cycle to the next.
Skill Claude Code
A workflow for turning a Stitch-generated HTML screen into reusable React components, with shared design values and TypeScript types.
Skill Claude CodeCodex
Software supply-chain security workflow. Use when dependencies, lockfiles, packages, build scripts, CI, SBOM, provenance, release artifacts, licenses, vulnerability scans, or third-party tools change.
Skill Claude CodeCodex
A guide for creating consistent, responsive design systems with Tailwind CSS, a utility-based styling framework for web interfaces.
Skill Claude Code
A test-first coding workflow: write a test that fails, add the smallest code that passes it, then improve the code while keeping the test passing. TDD means test-driven development.
Skill Claude Code
A codebase cleanup workflow for finding technical debt—work that makes future changes harder, such as duplicate code, unused imports, debug output, and overly complex code.
Skill Claude CodeCodex
Master TypeScript's advanced type system including generics, conditional types, mapped types, template literals, and utility types for building type-safe applications. Use when implementing complex type logic, creating reusable type utilities, or ensuring compile-time type safety in TypeScript projects. Triggers on…
Skill Claude CodeCodex
UI/UX design intelligence. 50 styles, 21 palettes, 50 font pairings, 20 charts, 9 stacks (React, Next.js, Vue, Svelte, SwiftUI, React Native, Flutter, Tailwind, shadcn/ui). Actions: plan, build, create, design, implement, review, fix, improve, optimize, enhance, refactor, check UI/UX code. Projects: website, landing…
Skill Claude CodeCodex
React and Next.js performance optimization guidelines from Vercel Engineering. This skill should be used when writing, reviewing, or refactoring React/Next.js code to ensure optimal performance patterns. Triggers on tasks involving React components, Next.js pages, data fetching, bundle optimization, or performance…
Skill Claude Code
A code-checking workflow that runs type checks, linting, tests, and builds after software work is completed. Linting checks code for common errors and style problems.
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: