Cursor

Project Rules That Actually Hold Writing .cursor/rules so the agent follows them past the third file — scoped, short, and testable. actix web Definitive guidelines for building high-performance, maintainable, and secure web applications with actix-web 4, focusing on modern Rust best practices. ai agent specialist Cursor rules for TypeScript, React, Node.js, clean architecture, testing, and WHY-oriented engineering guidance. aiohttp This guide defines definitive best practices for using aiohttp, focusing on efficient, robust, and maintainable asynchronous HTTP client code. alpha skills quant factor research Quantitative factor research skills for Cursor. Evaluate factors, run backtests, mine new alpha through natural language. amazon ec2 This guide provides definitive best practices for deploying and managing Amazon EC2 instances, focusing on security, cost optimization, and operational excellence through Infrastructure as Code (IaC). amazon s3 This guide provides definitive best practices for interacting with Amazon S3, focusing on security, performance, cost optimization, and maintainable code in modern AWS applications. android jetpack compose Cursor rules for Android development with Jetpack Compose integration. android sdk This guide provides definitive best practices for Android SDK development in Java, focusing on modern architecture, Jetpack libraries, performance, security, and testing. angular Provides definitive guidelines for modern Angular development (2025), focusing on best practices for code structure, component architecture, state management with signals, performance, and type safety. angular novo elements Cursor rules for Angular development with Novo Elements UI library. angular typescript Cursor rules for Angular development with TypeScript integration. ankra cli Ankra CLI rules and best practices for managing Kubernetes clusters via the Ankra platform ansible This guide defines definitive best practices for writing maintainable, performant, and robust Ansible code, focusing on modern YAML hygiene, role design, and CI/CD integration. ant design Definitive guidelines for building consistent, performant, and maintainable UIs with Ant Design v6.x, focusing on design tokens, layout, and component usage. anti overengineering Prevent AI over-engineering by keeping changes scoped, simple, and directly tied to the user's request anti sycophancy code discipline Anti-sycophancy directives for code review and generation. Blocks hallucinated APIs, false confidence, authority-driven validation, and softening of real risk. anyio Definitive guidelines for writing robust, maintainable, and backend-agnostic asynchronous Python code using AnyIO. Prioritize structured concurrency and native AnyIO primitives. apollo client This guide defines the definitive best practices for using Apollo Client 3.x in our React applications, focusing on cache hygiene, type safety, performance, and maintainability. apollo graphql Definitive guidelines for building robust, performant, and maintainable apollo-graphql applications using modern best practices and tooling. ascii simulation game Cursor rules for ASCII simulation game development. asp net This guide provides opinionated, actionable best practices for building high-performance, maintainable, and secure ASP.NET Core 9+ applications, focusing on modern C# patterns and common pitfalls. aspnet abp Cursor rules for Aspnet Abp. astro This guide provides opinionated, actionable best practices for building high-performance Astro applications, focusing on zero-JavaScript by default, island architecture, and type safety. astro typescript Cursor rules for Astro development with TypeScript integration. asyncio Definitive guidelines for writing robust, performant, and maintainable asynchronous Python code using the asyncio standard library. auth0 Definitive guidelines for integrating Auth0 securely and efficiently, preventing common identity attacks, and leveraging modern authentication patterns. autogen This guide provides opinionated best practices for structuring, optimizing, and testing autogen multi-agent systems to ensure maintainability, reproducibility, and cost-efficiency. automl hyperparameter optimization AutoML and hyperparameter optimization rules for Python ML projects using Ray Tune, Optuna, PyCaret, and time-series AutoML libraries aws This guide provides opinionated, actionable best practices for developing and deploying applications on AWS, emphasizing CDK v2, serverless patterns, and Well-Architected principles. aws amplify This guide provides opinionated, actionable best practices for building scalable, maintainable full-stack applications using AWS Amplify Gen 2, focusing on TypeScript-first development and efficient cloud resource management. aws cli Definitive guidelines for secure, reproducible, and efficient use of the AWS CLI, emphasizing modern DevOps practices and automation. aws dynamodb Provides definitive best practices and actionable code examples for interacting with AWS DynamoDB using the AWS SDK v3, focusing on data modeling, performance, security, and common pitfalls. aws ecs Definitive guidelines for building, deploying, and operating applications on AWS ECS, emphasizing immutable containers, secure secrets management, and robust operational patterns. aws lambda Definitive guidelines for writing secure, performant, and maintainable AWS Lambda functions using modern best practices. aws rds Definitive guidelines for secure, performant, and maintainable database development and operations with AWS RDS, emphasizing modern best practices and common anti-patterns. axios Definitive guidelines for using axios to build robust, maintainable, and performant HTTP clients in JavaScript/React applications. azure Definitive guidelines for developing, deploying, and operating applications on Azure, focusing on Well-Architected Framework principles, secure coding, and efficient resource management. azure pipelines This guide provides opinionated, actionable best practices for writing secure, performant, and maintainable Azure Pipelines using YAML, focusing on modern CI/CD patterns and common pitfalls. bash Enforces modern, robust, and maintainable bash scripting practices, focusing on error handling, quoting, variable management, and code organization. beautifulsoup4 This guide provides opinionated, actionable, and example-driven best practices for using beautifulsoup4 in Python web scraping projects, focusing on modern techniques and common pitfalls. beefreeSDK Guidelines and best practices for building applications with [Beefree SDK](https://docs.beefree.io/beefree-sdk), including installation, authentication, configuration, customization, and template management beefreeSDK nocode content editor Cursor rules for embedding Beefree SDK's no-code content editors (for emails, pages, and popups) into a web application. behave Definitive guidelines for writing maintainable, readable, and effective BDD tests with behave in Python, emphasizing thin steps, clear Gherkin, and robust fixture management. black Enforce consistent Python code formatting using Black, automate style checks, and integrate seamlessly into development workflows to eliminate style debates and speed up code reviews. blender python addon Blender Python add-on rules for operators, panels, properties, registration, testing, and API-safe scripting boto3 This rule file guides developers on writing idiomatic, high-performance, and type-safe boto3 code, emphasizing client reuse, proper pagination, batch operations, and robust testing strategies. bottle Definitive guidelines for building maintainable, secure, and performant Bottle applications in 2025, emphasizing modern Python best practices. bun Enforces modern JavaScript best practices and leverages Bun's integrated tooling for high-performance, maintainable backend services. c sharp This guide defines definitive C# coding standards and best practices for our team, covering naming, formatting, modern language features, performance, security, and error handling to ensure consistent, maintainable, and high-quality code.