Developer Tools & Repos Agent Skills for Gemini CLI

Diagnose No Johns setup issues. Checks Python, Dolphin, ISO, arena connectivity, and common problems.

Wire dependency-cruiser into a TypeScript repo so each package is a deep module — implementation hidden in subfolders, reachable only…

Use when you need complete SF Symbols API reference including every rendering mode, symbol effect, configuration option, UIKit equivalent…

Use when implementing SF Symbols rendering modes, symbol effects, animations, custom symbols, or troubleshooting symbol appearance…

Builds, integrates, debugs, tests, and optimizes WebGPU shaders with vgpu, typed WGSL modules, browser canvases, headless Node rendering…

Generates shareable card images from app content (achievements, stats, quotes) for social media sharing.

Build MCP (Model Context Protocol) servers that give Claude new capabilities.

SharePoint integration via Apideck's File Storage unified API — same methods work across every connector in File Storage, switch by…

Use when writing shell scripts that need to run across different systems, shells, or environments.

Use when configuring ShellCheck, fixing ShellCheck findings, choosing Bash versus POSIX analysis mode, setting project suppressions, or…

Guides REST and RPC API design across Go, TypeScript, and PHP backends.

Patterns for building shared UI across Android, iOS, Desktop, and Web with Compose Multiplatform and Jetpack Compose — state hoisting with…

Guides deprecating and removing old systems, APIs, or code, and migrating consumers to a replacement.

Guides git commit discipline, trunk-based branching, and semantic versioning/changelogs for released code, including Go modules'…

This skill should be used when the user asks to "review this Go code for goroutine leaks", "should I use a channel or a mutex", "use…

Guides building Model Context Protocol (MCP) servers — tools, resources, prompts, transport choice, and schema validation — biased toward…

Decide a ticket's PR stack — which deploy-safe PRs, on which bases, which run in parallel — before any code is written.

iOS 26 Liquid Glass design system — dynamic glass material with blur, reflection, and interactive morphing for SwiftUI, UIKit, and…

Thread-safe data persistence in Swift using actors — in-memory cache with file-backed storage, eliminating data races by design.

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

Generate .NET MAUI Shell pages, ViewModels, navigation, and source-generated routes using Shiny MAUI Shell