Rules

20 rules available in the Claude directory

Rust

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.

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Python

FastAPI Python Best Practices: Cursor Rules for Scalable API Development

Unlock expert FastAPI Python guidelines rewritten for optimal code quality, async performance, error handling, and modular structure to build high-performance APIs efficiently.

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async

Async Frontend Performance Engineer

Creative prompt for optimizing asynchronous operations in modern frontend apps (React, Svelte, Vue) using Claude Code CLI for UI-heavy async debugging.

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Claude Directory
async

Async Microservices Architect

Specialized prompt for designing and implementing asynchronous microservices with event-driven patterns optimized for Claude Code CLI.

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async

Senior Async Developer

Comprehensive system prompt for developing robust, scalable asynchronous code with best practices tailored for Claude Code CLI.

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python

Async Python API Engineer

Specialized prompt for building high-performance async web APIs and services in Python, optimized for concurrency with Claude Code CLI tools.

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Claude Directory
Function

Async Function Orchestrator

Designs high-performance asynchronous functions and orchestrators for concurrent CLI applications in Claude Code CLI.

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FastAPI

FastAPI Real-Time API Specialist

Prompt tailored for building real-time FastAPI apps with WebSockets, Server-Sent Events, and async data streaming.

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Claude Directory
Swift

Swift Concurrency Specialist

Expert prompt for modern Swift concurrency with async/await, actors, and structured concurrency patterns.

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Claude Directory
Rust

Rust Async Guru

Specialized prompt for building high-performance async Rust applications with Tokio, focusing on concurrency patterns.

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Claude Directory
Python

Async Python Microservices Expert

Prompt for developing high-performance asynchronous Python services with FastAPI, asyncio, and Celery.

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rust

Rust Async Mastery

Comprehensive guidelines for idiomatic async Rust programming with Tokio, optimized for Claude Code CLI.

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Claude Directory
rust

Axum Async Web APIs Pro

Build scalable, production-grade REST/GraphQL APIs with Axum, SQLx, and Tokio for Claude Code.

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Claude Directory
php

PHP Performance & Profiling Guru

Master tuning PHP apps for speed with profiling tools, caching strategies, and async processing via Claude's analytical depth.

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Claude Directory
python

Async FastAPI Microservices

Guidelines for developing high-performance asynchronous microservices with FastAPI, SQLAlchemy, and Redis in Python.

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Claude Directory
python

Python Cyber Tool Builder

Expertly craft production-grade Python cybersecurity tools optimized for Claude Code CLI.

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Claude Directory
python

FastAPI Production API Pro

Build high-performance, type-safe REST and WebSocket APIs with FastAPI, Pydantic, and async patterns optimized for Claude's tool integration.

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Claude Directory
python

FastAPI Async Mastery

Comprehensive guide for building high-performance async APIs with FastAPI, leveraging Claude's tool use for testing and validation.

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Claude Directory
python

Async Python Accelerator

High-performance concurrent apps with asyncio, aiohttp, and concurrent.futures, optimized by Claude's tool integration for runtime testing.

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Claude Directory
python

FastAPI Web API Master

Comprehensive prompt for building production-grade RESTful APIs with FastAPI, leveraging async features and Pydantic.

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Claude Directory