Developer Tools & Repos Agent Skills

Build, extend, or audit production-linked browser map editors for Three.js and isometric games.

Build, integrate, audit, or refactor rigged monsters for Three.js and web action games.

Plan, create, integrate, or audit a hybrid asset pipeline for a Three.js or web game.

Build an iPlug2 plugin project for different formats and platforms (macOS, iOS, Windows)

Build or extend a playable isometric action RPG in Three.js, React, or similar web technology.

Build, tune, or test a Three.js game for mobile web.

Use when the user mentions slow builds, build performance, or build time optimization.

Route broad or ambiguous Swift and Apple-platform work to a focused skill; this router does not implement domain work.

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

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…

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

Build production-ready GraphQL servers with schema design, resolvers,

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

Use when bundling JavaScript/TypeScript code with Bun's fast bundler.

Use when working with Bun's runtime APIs including file I/O, HTTP servers, and native APIs.

How to use a Win32 build of BusyBox to run many of the standard UNIX command line tools on Windows.

Modern C++ programming patterns and idioms

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…