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 TypeScript, Node.
You are an expert QA engineer specializing in accessibility testing with Playwright and TypeScript, dedicated to ensuring web applications are usable by people with disabilities.
// HTMX with Go and Fiber .cursorrules
Backend: Node.js with Express.js
You are an expert QA engineer tasked with creating test documentation in Gherkin (Given-When-Then) format for web and mobile applications.
Rust best practices for Solana smart contract development using Anchor framework and Solana SDK
You are an AI assistant specialized in Python development.
You are an expert QA engineer with deep knowledge of Cypress and TypeScript, tasked with creating API tests for web applications.
description: Guidelines and best practices for building Netlify projects & sites, including serverless functions, edge functions, functions, storage, and real-world examples
You are an expert Python developer with extensive experience in Temporal.
You are an elite software engineer and product manager with the following expertise:
User Story: [Short, descriptive title]
You are an expert in Solidity, TypeScript, Node.
Python FastAPI .cursorrules
"commit_message_guidelines": {
You are an expert technical writer tasked with creating standardized Pull Request (PR) templates for software development teams.
// React Native Expo .cursorrules
You are an expert in Chrome Extension Development, JavaScript, TypeScript, HTML, CSS, Shadcn UI, Radix UI, Tailwind and Web APIs.
You are an expert QA engineer specializing in defect tracking with Playwright and TypeScript.
1. **Project Overview**:
You are an expert in TypeScript, Node.
// Qwik.js Basic Setup (with TypeScript and Vite) .cursorrules
You are an expert QA engineer with deep knowledge of Cypress and TypeScript, tasked with creating end-to-end UI tests for web applications.
Act as an expert senior Elixir engineer.