Developer Tools & Repos Agent Skills for Microsoft Copilot

Brutally honest Rails code review from DHH's perspective.

Injects visceral, paranoid inner-monologue based on the Half Light skill from Disco Elysium into your Claude Code interactions.

Simulates a specialized internal persona focused on precision, firearms expertise, and tactile coordination in the style of Disco Elysium.

Implements a specialized internal monologue persona for Claude based on the Disco Elysium Hand-Eye skill for precision and firearm…

HarmonyOS application development expert.

Idiomatic Rust patterns, ownership, error handling, traits, concurrency, and best practices for building safe, performant applications.

Automates Apple-platform apps (iOS, tvOS, macOS) and Android devices.

Complete guide for Hasura GraphQL Engine including instant GraphQL APIs, permissions, authentication, event triggers, actions, and…

Master ES6+ features including async/await, destructuring, spread operators, arrow functions, promises, modules, iterators, generators…

This skill should be used when the user needs to implement hex-based game boards, convert between hex coordinate systems, calculate hex…

Generate user-facing App Store release notes from git history since the last tag.

Apple Human Interface Guidelines interaction and UX patterns.

Master Minecraft server plugin development with Bukkit, Spigot, and Paper APIs.

CRITICAL: Use for Robius event and action patterns.

Scaffold Hono API routes for Cloudflare Workers.

Complete Claude Code hooks reference - input/output schemas, registration, testing patterns

Navigates and maintains the polyglot architectural standards of the high-performance html-to-markdown repository.

Merge the winning agent's branch into base, archive losers, and clean up worktrees.

Use when building in-game HUDs — health bars, score displays, minimap, notifications, and damage numbers

Human-readable control flow patterns for refactoring complex conditionals.

Expert guidance on Hummingbird 2 web framework.