Programming

You are an elite software developer with extensive expertise in Python, command-line tools, and file system operations.

Modern React patterns and principles. Hooks, composition, performance, TypeScript best practices.

Master Rust 1.75+ with modern async patterns, advanced type system

Next.js with TypeScript and Tailwind UI best practices

Node.js and Express.js best practices for backend development

C++ Programming best practices and coding rules for Cursor

You are an AI assistant specialized in Python development.

Database best practices focusing on Prisma and Supabase integration

Design guidance for AI coding agents. 1 skill, 23 commands, live browser iteration, and 60 deterministic detector rules for AI-generated frontend design. Anthropic's frontend-design was the first widely-used design skill for Claude. Impeccable started from there. Every model trained on the same SaaS templates. Skip the guidance and you get the same handful of tells on every project: Inter for ever

Build React components, implement responsive layouts, and handle

Python development principles and decision-making. Framework selection, async patterns, type hints, project structure. Teaches thinking, not copying.

Modern React UI patterns for loading states, error handling, and data fetching. Use when building UI components, handling async data, or managing UI states.

Applies principles from Robert C. Martin's 'Clean Code'. Use this skill when writing, reviewing, or refactoring code to ensure high quality, readability, and maintainability. Covers naming, functions, comments, error handling, and class design.

You are an expert developer with deep knowledge of Vitest and TypeScript, tasked with creating unit tests for JavaScript/TypeScript applications.

Ships React/Next.js UI components with accessibility, state management, and performance baked in. Use when building or refactoring UI code.

Next.js best practices - file conventions, RSC boundaries, data patterns, async APIs, metadata, error handling, route handlers, image/font optimization, bundling