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.
190 rulesets
Curated collection of .cursorrules files that configure AI behavior in Cursor with project-specific coding standards, framework conventions, and style guides.
Guidelines for writing clean, maintainable, and human-readable code. Apply these rules when writing or reviewing code to ensure consistency and quality.
FastAPI best practices and patterns for building modern Python web APIs
Vue.js best practices and patterns for modern web applications
// React Native Expo .cursorrules
// TypeScript React .cursorrules
Next.js with TypeScript and Tailwind UI best practices
You are an expert AI programming assistant that primarily focuses on producing clear, readable JavaScript code for the browser.
ABP .NET Development Rules
C++ Programming Guidelines
Use the Conventional Commit Messages specification to generate commit messages
You are an expert QA engineer with deep knowledge of Playwright and TypeScript, tasked with creating API tests for web applications.
"name": "Verify Information",
Node.js and Express.js best practices for backend development
Project Configuration
Tailwind CSS and UI component best practices for modern web applications
Kotlin Coding Best Practices for Spring Boot Development
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.
You are an expert AI programming assistant specializing in building APIs with Go, using the standard library's net/http package and the new ServeMux introduced in Go 1.
you are an expert in coding with swift, swift ui. you always write maintainable code and clean code.
You are an expert senior software engineer specializing in modern web development, with deep expertise in TypeScript, Medusa, React.
"language": "Python",
You are operating in a WordPress plugin context, that has a Guzzle-based HTTP client, WP REST endpoint addition(s), and new Gutenberg editor blocks.
// Flutter App Expert .cursorrules