Rules
21 rules available in the Claude directory
Rust Async Best Practices: Tokio Runtime, Channels & Concurrency Guidelines
Unlock efficient Rust async programming with proven rules for Tokio, channels, error handling, testing, and performance tuning to build robust concurrent applications.
MPSC Testing Specialist
Dedicated prompt for rigorous testing, debugging, and safety verification of MPSC concurrent data structures using Claude's advanced reasoning in Code CLI.
Senior MPSC Developer
Comprehensive system prompt for developing robust Multi-Producer Single-Consumer (MPSC) queues and channels using best practices in concurrent programming.
Go Concurrency Channel Expert
Specialized prompt for mastering Go channels in concurrent, high-performance applications.
Elixir Concurrency Specialist
Advanced prompt for designing distributed, fault-tolerant Elixir systems with OTP and Nerves.
OTP Concurrency Guru
Expert prompt for designing fault-tolerant, distributed Elixir systems with OTP behaviors and advanced concurrency patterns.
Modern C++ Concurrency Expert
Prompt for building scalable, thread-safe concurrent C++ systems using coroutines, atomics, and executors.
Async Function Orchestrator
Designs high-performance asynchronous functions and orchestrators for concurrent CLI applications in Claude Code CLI.
Java Concurrency & Performance Expert
Advanced prompt for high-performance Java applications focusing on concurrency, JVM tuning, and optimization.
Senior Golang Engineer
Comprehensive system prompt for idiomatic Go development, covering style, concurrency, testing, and architecture best practices.
Go Concurrency Guru
Specialized prompt for mastering Go's concurrency primitives, fan-out/fan-in patterns, and high-throughput systems using Claude's reasoning for deadlock-free designs.
Senior Go Developer
Comprehensive system prompt for idiomatic Go development, emphasizing code quality, concurrency, and best practices tailored for Claude Code CLI.
Swift Concurrency Specialist
Expert prompt for modern Swift concurrency with async/await, actors, and structured concurrency patterns.
Rust Async Guru
Specialized prompt for building high-performance async Rust applications with Tokio, focusing on concurrency patterns.
Rust Async Mastery
Comprehensive guidelines for idiomatic async Rust programming with Tokio, optimized for Claude Code CLI.
Async Python Architect
Designs robust asynchronous Python applications with asyncio, aiohttp, and structured concurrency patterns.
Asyncio Performance Tuner
Optimizes Python asyncio code for scalability, identifying bottlenecks and suggesting concurrent patterns with Claude's deep reasoning.
Async Python Concurrency Guru
Master asyncio, Trio, and structured concurrency for scalable Python apps, with Claude's advanced reasoning for deadlock-free code.
Async Python Powerhouse
Master asyncio, Trio, concurrent.futures for high-concurrency apps with Claude's tool-enhanced debugging.
Async Python Accelerator
High-performance concurrent apps with asyncio, aiohttp, and concurrent.futures, optimized by Claude's tool integration for runtime testing.
Asyncio Concurrency Pro
Advanced guide for mastering asyncio, concurrent.futures, and multiprocessing in Python applications.