Inspect GitHub PR checks with gh, pull failing GitHub Actions logs, summarize failure context, then create a fix...
Development
Code generation, debugging, testing, and development workflows
Run the Codex Readiness integration test. Use when you need an end-to-end agentic loop with build/test scoring.
Guide for creating effective skills. This skill should be used when users want to create a new skill (or update an...
Install Codex skills into $CODEX_HOME/skills from a curated list or a GitHub repo path. Use when a user asks to list...
Implement authentication and authorization with Better Auth - a framework-agnostic TypeScript authentication...
Use when receiving code review feedback (especially if unclear or technically questionable), when completing tasks...
Systematic debugging frameworks for finding and fixing bugs - includes root cause analysis, defense-in-depth...
Searching internet for technical documentation using llms.txt standard, GitHub repositories via Repomix, and...
Frontend development guidelines for React/TypeScript applications. Modern patterns including Suspense, lazy loading,...
Process multimedia files with FFmpeg (video/audio encoding, conversion, streaming, filtering, hardware acceleration)...
Use when complex problems require systematic step-by-step reasoning with ability to revise thoughts, branch into...
Build modern full-stack web applications with Next.js (App Router, Server Components, RSC, PPR, SSR, SSG, ISR),...
Create user-facing App Store release notes by collecting and summarizing all user-impacting changes since the last...
End-to-end GitHub issue fix workflow using gh, local code changes, builds/tests, and git push. Use when asked to...
Use XcodeBuildMCP to build, run, launch, and debug the current iOS project on a booted simulator. Trigger when asked...
Scaffold, build, and package SwiftPM-based macOS apps without an Xcode project. Use when you need a from-scratch...
Implement, review, or improve SwiftUI features using the iOS 26+ Liquid Glass API. Use when asked to adopt Liquid...
Audit and improve SwiftUI runtime performance from code review and architecture. Use for requests to diagnose slow...
Best practices and example-driven guidance for building SwiftUI views and components. Use when creating or...
Behavioral guidelines to reduce common LLM coding mistakes. Use when writing, reviewing, or refactoring code to...
Advanced Kotlin coroutines patterns for AmethystMultiplatform. Use when working with: (1) Structured concurrency...
Analyzes codebases to understand structure, tech stack, patterns, and conventions. Use when onboarding to a new...
Convex backend development guidelines. Use when writing Convex functions, schemas, queries, mutations, actions, or...
Designs and implements testing strategies for any codebase. Use when adding tests, improving coverage, setting up...