Developer Tools & Repos Agent Skills for Microsoft Copilot

Fluent UI for iOS (Swift/UIKit) and Android (Kotlin) — platform setup, component catalogs, design token parity, CocoaPods/SPM for iOS…

Build beautiful cross-platform mobile apps with Flutter and Dart.

Implement, fix, review, migrate, test, or debug Drift persistence in Flutter apps using SQLite, drift_flutter, type-safe Dart queries…

Provides one-command project creation for Flutter including project initialization, configuration, and template generation.

Audit and enforce the core/client boundary in multi-client projects.

Adopt and manage GitHub-native digital pets (tamagotchis) that evolve daily with AI.

Use when asked to design iOS or Android mobile app screens, create mobile UI, spec mobile flows, or produce screen designs for a native app.

Generate FOSMVVM ViewModels for SwiftUI screens, pages, and components.

Algebra-driven API design with monoids, semigroups, and interpreters via algebraic equations

Haskell language-specific patterns, GADTs, type classes, and effect systems

Scala 3 language-specific patterns with ZIO, Cats Effect, and opaque types

Guide for integrating modern web frameworks with Capacitor.

Comprehensive ASO framework for iOS App Store and Google Play — keyword research, listing optimization, visual asset strategy, rating…

Run parallel experiments across git worktrees.

Frontend development with React, Vue, Angular, modern web technologies.

Use when designing a Go constructor or factory function with optional configuration — especially with 3+ optional parameters or extensible…

Advanced function patterns including declaration styles, closures, scope chains, hoisting, and this binding.

GLSL shader techniques for ray marching, fluid simulation, particle systems, and procedural generation.

Use only when creating new registrable ML components that require Factory or Registry patterns.

This skill should be used when the user asks to "create git commit", "manage branches", "follow git workflow", "use Conventional Commits"…

Use when building a PlayCanvas game's on-screen interface such as ready, pause, and victory overlays, menus, and live indicators like…