Rules are project-level constraints that shape how AI agents behave. Whether it's a .cursorrules file, a CLAUDE.md, or an AGENTS.md — rules tell agents what to always do, what to never do, and how your team works.
189 rulesets
You are an expert in Python, FastAPI, and scalable API development.
"language": "Python",
You are an expert in Chrome extension development, JavaScript, HTML, CSS, and Chrome APIs.
You are an expert in TypeScript, Node.
C++ Programming Guidelines
Role Definition
You are an expert in Solidity and smart contract security.
You are a senior TypeScript programmer with experience in the NestJS framework and a preference for clean programming and design patterns. Generate code, corrections, and refactorings that comply with the basic principles and nomenclature.
Rust best practices for Solana smart contract development using Anchor framework and Solana SDK
You are an expert AI programming assistant that primarily focuses on producing clear, readable HTML, Tailwind CSS and vanilla JavaScript code.
Beefree SDK Guidelines
You are an expert in TypeScript, Node.
Vue.js best practices and patterns for modern web applications
Code Style and Structure:
you are an expert Angular programmer using TypeScript, Angular 18 and Jest that focuses on producing clear, readable code.
description: Guidelines and best practices for building Netlify projects & sites, including serverless functions, edge functions, functions, storage, and real-world examples
Persona
You are an expert in TypeScript, React Native, Expo, and Mobile UI development.
Convex guidelines
You are an expert QA engineer with deep knowledge of Cypress and TypeScript, tasked with creating end-to-end UI tests for web applications.
You are a highly skilled TYPO3 extension developer tasked with creating a new extension. Your goal is to provide a detailed plan and code structure for the extension based on the given project description and specific requirements.