Developer Tools & Repos Agent Skills for Devin Desktop

Construct 3 visual programming skill for rapid prototyping and 2D game development.

Detailed guidance for gathering project context to inform constitution authoring.

Discover codebase patterns, conventions, and unwritten rules before making changes.

Compare OpenAPI contracts for frontend response compatibility, explain schema or authentication breakage, and produce migration guidance.

Use when creating or validating a Git branch name so the branch follows a conventional type/description format, matches the work being…

Prompt and workflow for generating conventional commit messages using a structured XML format.

Analyze codebase and create/update .conventions/ directory with gold standards, anti-patterns, and checks.

Convex reactive backend expert: schema design, TypeScript functions, real-time subscriptions, auth, file storage, scheduling, and…

Creates simple Three.js web apps with scene setup, lighting, geometries, materials, animations, and responsive rendering.

Use when the user mentions Core Data review, schema migration, production crashes, or data safety checking.

Use for Core Location implementation patterns - authorization strategy, monitoring strategy, accuracy selection, background location

Use for Core Location API reference - CLLocationUpdate, CLMonitor, CLServiceSession, authorization, background location, geofencing

Integration patterns for bare React Native CLI projects — pod install, Info.plist + AndroidManifest permissions, Apple privacy manifest…

Use when indexing app content for Spotlight search, using NSUserActivity for prediction/handoff, or choosing between CSSearchableItem and…

Expert knowledge of Godot's UI system including Control nodes, themes, styling, responsive layouts, and common UI patterns for menus…

Create or modify a CoreEx validator in the Application layer.

Write idiomatic C++ code with modern features, RAII, smart pointers, and STL algorithms.

Implement Command Query Responsibility Segregation for scalable architectures.

Comprehensive multi-agent Apple UI improvement.

Use when the user has a crash log (.ips, MetricKit JSON, legacy .crash text, .xccrashpoint bundle, or pasted text) that needs analysis.

Set up crash instrumentation with actionable context.