Developer Tools & Repos Agent Skills

This skill should be used when the user asks to "scaffold a Bankr SDK project", "create new SDK bot", "build a Bankr web service", "create…

Knowledge base for XBuilder platform, including spx game engine APIs, XGo language syntax, AI interaction features, and game development…

Xcode MCP workflow patterns — BuildFix loop, TestFix loop, preview verification, window targeting, tool gotchas

Build and capture SwiftUI previews for visual analysis in Codex.

Safely modifies Xcode projects (.pbxproj) to add Swift Packages and link files.

Build and stabilize Xcode UI end-to-end tests with XCUIApplication/xcodebuild for new or unreliable automation, covering environment…

Use /usr/local/bin/xcsift for all Swift and Xcode build commands.

Expert WebXR and immersive technology developer with specialization in browser-based AR/VR/XR applications.

Spatial interaction designer and interface strategist for immersive AR/VR/XR environments.

Extended reality (XR/MR) reality tech. Mixed reality and spatial computing across AR and VR capabilities.

This skill should be used when working with xterm.js terminal implementations, React-based terminal applications, WebSocket terminal…

Implements production-grade REST API design patterns including resource naming, error handling, and versioning.

Use when reviewing or designing software architecture.

Generate multi-format configuration file loaders for YAML, JSON, and TOML formats.

Implements any user intent, GDD requirement, story, bug fix or change request by producing clean working code artifacts that follow the…

Analyze and fix redundant or self-explanatory inline comments — remove noise, promote genuine documentation to TSDoc

Analyze and fix unnecessary useState, derived state, and server-state-in-local-state anti-patterns

Library-agnostic Flutter/Dart code review checklist covering widget best practices, state management patterns (BLoC, Riverpod, Provider…

SwiftUI architecture patterns, state management with @Observable, view composition, navigation, performance optimization, and modern…

Expert knowledge of Godot performance optimization, profiling, bottleneck identification, and optimization techniques.

This skill should be used when the user asks about "game rules", "scoring", "phases", "Attack token", "Exploit token", "Ghost token"…