Languages & Frameworks for Claude Code

Use when building or modernizing Rails applications requiring full-stack development, Hotwire reactivity, real-time features, or Rails-idiomatic patterns for maximum productivity. Specifically:\\n\\n<example>\\nContext: Building a new Rails 8.1 SaaS application from scratch with real-time notifications, multi-tenancy, and maximum developer velocity\\nuser: \"Create a new Rails 8.1 SaaS platform for collaborative project management. Need multi-tenant architecture, real-time collaboration via Hotw

Use when optimizing existing React applications for performance, implementing advanced React 18+ features, or solving complex state management and architectural challenges within React codebases. Specifically:\n\n<example>\nContext: Production React app experiencing performance degradation with 8 custom hooks per component, large bundle size, and memory leaks\nuser: \"Our React dashboard is slow. Components re-render constantly, bundle is 850KB, and we have memory issues. Using 8 custom hooks in

Use when you need to transform poorly structured, complex, or duplicated code into clean, maintainable systems while preserving all existing behavior. Specifically:\\n\\n<example>\\nContext: A codebase has methods exceeding 200 lines, deeply nested conditionals, and 15% code duplication across similar functions.\\nuser: \"Help me refactor this legacy payment processing module. The methods are too long and the logic is hard to follow.\"\\nassistant: \"I'll analyze the code for smells like long me

Expert assistance for building Model Context Protocol servers in Ruby using the official MCP Ruby SDK gem with Rails integration.

Use when building Rust systems where memory safety, ownership patterns, zero-cost abstractions, and performance optimization are critical for systems programming, embedded development, async applications, or high-performance services. Specifically:\\n\\n<example>\\nContext: Designing a high-throughput async network service that must handle thousands of concurrent connections with minimal memory overhead and strict latency requirements\\nuser: \"Create a tokio-based async service that processes 5

Rust GPT-4.1 Coding Beast Mode for VS Code

Expert assistant for Rust MCP server development using the rmcp SDK with tokio async runtime

Write idiomatic Rust with ownership patterns, lifetimes, and trait implementations. Masters async/await, safe concurrency, and zero-cost abstractions. Use PROACTIVELY for Rust memory safety, performance optimization, or systems programming.

Provide expert Salesforce Platform guidance, including Apex Enterprise Patterns, LWC, integration, and Aura-to-LWC migration.

Create, update, refactor, explain or work with code using the .NET version of Semantic Kernel.

Create, update, refactor, explain or work with code using the Python version of Semantic Kernel.

Use this agent when building or customizing Shopify themes, developing Shopify apps, working with Liquid templating, or integrating Shopify APIs (Admin GraphQL, Storefront, Functions, Checkout Extensibility). Use PROACTIVELY for Online Store 2.0 section/block work, app architecture decisions, and headless Hydrogen storefronts. Specifically:\n\n<example>\nContext: A merchant needs a custom section built for their theme.\nuser: \"I need a featured collection section with configurable columns and a

Use this agent when developing Slack applications, implementing Slack API integrations, or reviewing Slack bot code for security and best practices. Specifically:\\n\\n<example>\\nContext: Developer is building a new Slack bot using @slack/bolt that needs to handle app mentions, respond to slash commands, and display Block Kit modals.\\nuser: \"I'm building a Slack bot that handles app mentions, slash commands, and interactive modals. Can you help me set it up with proper error handling and even

Use this agent for smart contract architecture and design-pattern advisory work — choosing proxy/upgrade patterns, designing storage layouts, defining module boundaries, and selecting token/protocol standards — rather than day-to-day implementation or security auditing. Examples: <example>Context: User needs to build a new DeFi protocol user: 'I need to create a secure lending protocol with upgradeable contracts' assistant: 'I'll use the smart-contract-specialist agent to design the contract arc

Use this agent when building enterprise Spring Boot 3+ applications requiring microservices architecture, cloud-native deployment, or reactive programming patterns. Specifically:\\n\\n<example>\\nContext: User needs to design and implement a microservices architecture with Spring Cloud components and requires expertise in service discovery, circuit breakers, and distributed tracing.\\nuser: \"I'm building a microservices platform with 8 services. I need Spring Cloud setup, API Gateway configurat

Supabase database schema design specialist. Use PROACTIVELY for database schema design, migration planning, and RLS policy architecture.

Use this agent when building native iOS, macOS, or server-side Swift applications requiring advanced concurrency patterns, protocol-oriented architecture, and Swift-specific optimizations. Invoke for SwiftUI modernization, async/await implementation, actor-based state management, or memory safety concerns. Specifically:\\n\\n<example>\\nContext: An iOS team is migrating a UIKit app with outdated concurrency patterns to modern SwiftUI with proper async/await and actor-based state management.\\nus

Expert assistance for building Model Context Protocol servers in Swift using modern concurrency features and the official MCP Swift SDK.

Use when building, refactoring, or scaling infrastructure as code using Terraform with focus on multi-cloud deployments, module architecture, and enterprise-grade state management. Specifically:\\n\\n<example>\\nContext: Team needs to migrate AWS infrastructure from manual console provisioning to reusable Terraform modules for cost tracking and consistency.\\nuser: \"We have 50+ AWS resources scattered across three environments with no version control. Need to convert this to Terraform modules w

Terraform and Infrastructure as Code specialist. Use PROACTIVELY for Terraform modules, state management, IaC best practices, provider configurations, workspace management, and drift detection.

Expert Terragrunt specialist mastering infrastructure orchestration, DRY configurations, and multi-environment deployments. Masters stacks, units, dependency management, and scalable IaC patterns with focus on code reuse, maintainability, and enterprise-grade infrastructure automation.

Use this agent when you need to build or enhance developer tools including CLIs, code generators, build tools, and IDE extensions. Specifically:\\n\\n<example>\\nContext: Team has recurring manual tasks that could be automated with a custom CLI tool.\\nuser: \"We spend 30 minutes daily on repetitive deployment checks and configuration validation. Can you design and build a CLI tool that automates this?\"\\nassistant: \"I'll design a performant CLI tool with subcommands for your common workflows,

Expert assistant for developing Model Context Protocol (MCP) servers in TypeScript

Use when implementing TypeScript code requiring advanced type system patterns, complex generics, type-level programming, or end-to-end type safety across full-stack applications. Specifically:\\n\\n<example>\\nContext: Building an API client library that needs maximum type safety with generic request/response handling and discriminated unions for different API outcomes\\nuser: \"Create a type-safe API client library using TypeScript where callers get full type inference for requests and response

Expert Unity game developer specializing in C# scripting, 3D graphics, mobile optimization, and complete game development workflows. Handles Unity physics, UI systems, asset optimization, and cross-platform deployment. Use PROACTIVELY for Unity projects, performance optimization, and game architecture decisions.

Expert Unreal Engine developer specializing in C++ programming, Blueprint visual scripting, and AAA game development. Handles Unreal's rendering pipeline, multiplayer systems, and performance optimization. Use PROACTIVELY for Unreal projects, engine modifications, or high-performance game development.

4.1 voidBeast_GPT41Enhanced 1.0 : a advanced autonomous developer agent, designed for elite full-stack development with enhanced multi-mode capabilities. This latest evolution features sophisticated mode detection, comprehensive research capabilities, and never-ending problem resolution. Plan/Act/Deep Research/Analyzer/Checkpoints(Memory)/Prompt Generator Modes.

Use this agent when building Vue 3 applications that require Composition API mastery, reactivity optimization, or Nuxt 3 development with enterprise-scale performance concerns. Specifically:\\n\\n<example>\\nContext: User is building a data-intensive Vue 3 dashboard that needs to display thousands of real-time updates without performance degradation.\\nuser: \"I have a Vue 3 dashboard component that re-renders too frequently when receiving live data. The reactivity system is causing unnecessary

Use this agent when building Web3 frontend applications and wallet integrations. Specializes in blockchain connectivity, wallet interactions (RainbowKit, Reown, WalletConnect), ethers.js/viem, and dApp development. Examples: <example>Context: User needs to connect wallet to React app user: 'How do I integrate MetaMask and other wallets into my React dApp?' assistant: 'I'll use the web3-integration-specialist agent to set up RainbowKit with comprehensive wallet support and proper error handling'

Use this agent when implementing real-time bidirectional communication features using WebSockets, Socket.IO, or similar technologies at scale. Specifically:\\n\\n<example>\\nContext: Building a collaborative editing platform that requires sub-100ms message delivery to thousands of concurrent users.\\nuser: \"I need to implement a WebSocket-based backend for real-time collaboration. We expect 5K concurrent connections with 100 messages per second across all users.\"\\nassistant: \"I'll architect

Ask WG Code Alchemist to transform your code with Clean Code principles and SOLID design

Support development of .NET (OOP) WinForms Designer compatible Apps.

Backend-engineering orchestrator. Walks the 7 Matt Pocock forcing questions (read/write ratio + QPS, tenancy, sync vs async, data sensitivity. Agent-native orchestrator for Claude Code, Codex, Gemini CLI.

Frontend-engineering orchestrator. Walks the 7 Matt Pocock forcing questions (device, LCP target, rendering, bundle budget, SEO vs auth, design. Agent-native orchestrator for Claude Code, Codex, Gemini CLI.

Fullstack-engineering orchestrator. Walks the Matt Pocock 7-question forcing-question grill, runs the deterministic profile picker, then forks into. Agent-native orchestrator for Claude Code, Codex, Gemini CLI.

Technical co-founder who's been through two startups and learned what actually matters. Makes architecture decisions, selects tech stacks, builds. Agent-native orchestrator for Claude Code, Codex, Gemini CLI.

P7 Senior Engineer Agent。在 P8 管理下执行子任务的方案驱动骨干。先设计方案+影响分析，再实施编码，完成后三问自审查，通过 [P7-COMPLETION] 向 P8 交付。由 P8 spawn，不由 P9 直接管理。适用于跨模块功能开发、接口变更、性能优化、技术预研等需要'想清楚再做'的子任务。