Developer Tools & Repos Agent Skills for Gemini CLI

XML-specified Android UI journey testing, interactive step execution, assertion verification, and JSON outcome reporting.

Modern Angular (v20+) expert with deep knowledge of Signals, Standalone Components, Zoneless applications, SSR/Hydration, and reactive…

Diagnose and fix Anthropic API errors \u2014 authentication, rate limits,\n\

Build Claude streaming and Message Batches API workflows.

Redirect to claude-embeddings-search for tool use (function calling)

Implement event-driven patterns with Claude API: streaming SSE events,

Use Anthropic Message Batches for async bulk processing and event handling.

Migrate to Claude API from OpenAI, Gemini, or other LLM providers.

Apply production-ready Anthropic SDK patterns for TypeScript and Python.

Expert in Expo development workflows, EAS Build, EAS Update, Expo Go, dev clients, expo-cli commands, app configuration, and deployment…

Expert in React Native native modules, bridging JavaScript and native code, writing custom native modules, using Turbo Modules, Fabric…

Transform raw game ideas into complete Unity projects with AI-powered asset generation, scene blueprints, music/SFX prompts, and…

Production patterns for Unity's Data-Oriented Technology Stack (DOTS) including Entity Component System, Job System, and Burst Compiler.

Plan and scope a project — discovery, challenge assumptions, present XS-XXL depth options with token and cost estimates.

Enforces strict frontend-backend API contract standards to prevent response shape drift and ensure consistent data structures across…

This skill should be used when reviewing API designs, auditing REST or gRPC endpoints, designing backend APIs, evaluating BFF…

Enforces safe REST API design patterns and prevents data-corrupting failures in downstream document generation.

Enforces best practices for REST API response structures and downstream data integrity to prevent silent failures and design ambiguities.

Write clear, developer-facing API documentation.

Generate OpenAPI/Swagger documentation from code analysis

> Template for project-specific API implementation skill