Developer Tools & Repos Agent Skills for Devin Desktop

Swift 6.2 Approachable Concurrency — single-threaded by default, @concurrent for explicit background offloading, isolated conformances for…

This skill should be used when the user asks to "create a slash command", "add a command", "write a custom command", "define command…

Guide for creating high-quality MCP (Model Context Protocol) servers that enable LLMs to interact with external services through…

This skill should be used when the user asks about "plugin settings", "store plugin configuration", "user-configurable plugin", ".local.md…

Design a microservices decomposition for a monolith or new system, defining service boundaries, ownership, communication patterns, and…

Generate effective Midjourney prompts for AI image generation with focus on TTRPG illustrations, character art, scenes, and environments.

Implements an accepted incremental brownfield migration from native iOS or Android to React Native or Expo using…

Game development patterns, architectures, and best practices

Comprehensive skill for Three.js 3D web development.

You bring the third dimension to the web.

Algorithmic philosophies are computational aesthetic movements that are then expressed through code.

Specialized guide for migrating Godot 3.x projects to Godot 4 (GDScript 2.0), covering syntax changes, Tweens, and exports.

Three.js geometry creation - built-in shapes, BufferGeometry, custom geometry, instancing.

Production patterns for Unity's Data-Oriented Technology Stack (DOTS) including Entity Component System, Job System, and Burst Compiler.

Expert guide for Unreal Engine 5.x C++ development, covering UObject hygiene, performance patterns, and best practices.

Kotlin 2.0+ development specialist covering Ktor, coroutines, Compose Multiplatform, and Kotlin-idiomatic patterns.

Mobile accessibility compliance expert for VoiceOver, TalkBack, Dynamic Type, and WCAG mobile guidelines.

Mobile app debugging for iOS, Android, cross-platform frameworks.

Mobile audit — app size, startup time, crash reporting, store compliance, accessibility, offline behavior.

Checkpoint workflow for mobile development safety.

Expert in debugging React Native and Expo mobile applications.