Developer Tools & Repos Agent Skills for Claude Code

Use when a coding agent must design, scaffold, implement, or verify an iOS or macOS SwiftUI interface with Apple-platform state…

Build or refactor reusable, data-driven enemy archetype and moveset systems for Three.js action games.

Use when encountering dependency conflicts, CocoaPods/SPM resolution failures, "Multiple commands produce" errors, or framework version…

Generate or adapt a local-first Buildable mobile prototype from an app spec, archetype, UI pattern, design playbook, or mobile golden…

Review a Buildable prototype against its app spec and quality rubric for build correctness, workflow completeness, state coverage…

Generate or adapt a local-first Buildable web prototype from an app spec, archetype, UI pattern, design playbook, or golden template.

Build secure API authentication systems with OAuth2, JWT, API keys,

Create API gateways with routing, load balancing, rate limiting, and

Build AI chat interfaces with custom backends, authentication, and context injection.

Build scalable WebSocket servers for real-time bidirectional communication.

BullMQ expert for Redis-backed job queues, background processing,

Fast, modern JavaScript/TypeScript development with the Bun runtime, inspired by [oven-sh/bun](https://github.com/oven-sh/bun).

Modern C++ programming patterns and idioms

Format C++ code in Sanmill project to ensure consistent code style; use when formatting C++ code or checking code style compliance.

Streamlines C# desktop and cross-platform GUI development using WPF, .NET MAUI, Avalonia UI, and WinUI 3 with modern MVVM patterns.

When to activate: C++ performance, profiling, cache, SIMD, branch prediction, LTO, PGO, perf, vtune, benchmarking, optimization

Write efficient C code with proper memory management, pointer

When to activate: templates, template metaprogramming, SFINAE, concepts, variadic templates, fold expressions, type_traits, enable_if…

Implement caching strategies for HTTP, service workers, and memoization

Use when users need to implement, integrate, debug, build, deploy, or validate a Web frontend after the product direction is already…

WeChat Mini Program development skill for building, debugging, previewing, testing, publishing, and optimizing mini program projects.