Developer Tools & Repos Agent Skills for Claude Code

Design UI surfaces for browser games. Use when the user asks for HUDs, menus, overlays, responsive layouts, or visual direction that must…

Game Center integration - achievements, leaderboards, matchmaking, multiplayer.

Guide beginners through exploring, comparing, refining, and validating gameplay ideas for digital games, tabletop games, and paper…

Integrate new or updated gameplay modes into the existing game app end-to-end, including lobby registration, navigation wiring, state…

Use when building ANY 2D or 3D game with SpriteKit, SceneKit, or RealityKit, or adding touch controls or game controller support.

Debug and resolve common Gamma API errors.

Understand and manage Gamma API rate limits effectively.

Handle Gamma webhooks and events for real-time updates.

Expert skill for garbage collector design and implementation including various collection algorithms

GDExtension C++ to C# interop via C-ABI — managed/native boundary, extension_api.json, ObservableGodot tier architecture

Initialize game test framework for Unity, Unreal, or Godot.

Use when writing production-grade GDScript — performance idioms, metaprogramming, @tool lifecycle, async pitfalls, signal/Callable…

Search Godot Engine and GDScript documentation using Deepwiki and Context7.

Validate GDScript changes by refreshing Godot cache and checking diagnostics.

Move, rename, or delete GDScript files with their .uid files for Godot projects.

Format and lint GDScript files using gdscript-formatter.

Run gdUnit4 tests for Godot projects and report results (read-only).

Validate GDScript changes by refreshing Godot cache and checking diagnostics.

Generate one or more images through Codex CLI's built-in imagegen skill

Create story examples for components. Use when writing stories, creating examples, or demonstrating component usage.

Generates git commit messages automatically by analyzing your staged changes using AI.