Cursor Rules
Cursor is an AI-first code editor. A `.cursorrules` file in your project root tells Cursor exactly how you want code written — your preferred libraries, patterns, style, and conventions.
.cursorrulesPerformance Rules — Cursor (Javascript)
Performance best practices for Cursor with Javascript. Enforced coding rules for AI assistants.
Performance Rules — Cursor (Python)
Performance best practices for Cursor with Python. Enforced coding rules for AI assistants.
Phoenix LiveView Performance Rules for Cursor
SEO-ready Cursor rules for Phoenix LiveView performance with copy-paste instructions, testing guardrails, and production-safe patterns.
Phoenix LiveView Security Rules for Cursor
SEO-ready Cursor rules for Phoenix LiveView security with copy-paste instructions, testing guardrails, and production-safe patterns.
Playwright Defect Tracking Rules
You are an expert QA engineer specializing in defect tracking with Playwright and TypeScript.
Playwright Integration Testing Rules
You are an expert QA engineer with deep knowledge of Playwright and TypeScript, tasked with creating integration tests for web applications.
Prometheus + Grafana Performance Rules for Cursor
SEO-ready Cursor rules for Prometheus + Grafana performance with copy-paste instructions, testing guardrails, and production-safe patterns.
Prometheus + Grafana Security Rules for Cursor
SEO-ready Cursor rules for Prometheus + Grafana security with copy-paste instructions, testing guardrails, and production-safe patterns.
Pydantic Security Rules for Cursor
SEO-ready Cursor rules for Pydantic security with copy-paste instructions, testing guardrails, and production-safe patterns.
React Cursor Rules
Cursor rules for React: component patterns, hooks best practices, performance optimization, and clean state management conventions.
Ruby on Rails Performance Rules for Cursor
SEO-ready Cursor rules for Ruby on Rails performance with copy-paste instructions, testing guardrails, and production-safe patterns.
Ruby on Rails Security Rules for Cursor
SEO-ready Cursor rules for Ruby on Rails security with copy-paste instructions, testing guardrails, and production-safe patterns.
SwiftUI Performance Rules for Cursor
SEO-ready Cursor rules for SwiftUI performance with copy-paste instructions, testing guardrails, and production-safe patterns.
SwiftUI Security Rules for Cursor
SEO-ready Cursor rules for SwiftUI security with copy-paste instructions, testing guardrails, and production-safe patterns.
Tauri Performance Rules for Cursor
SEO-ready Cursor rules for Tauri performance with copy-paste instructions, testing guardrails, and production-safe patterns.
Tauri Security Rules for Cursor
SEO-ready Cursor rules for Tauri security with copy-paste instructions, testing guardrails, and production-safe patterns.
Terraform Performance Rules for Cursor
SEO-ready Cursor rules for Terraform performance with copy-paste instructions, testing guardrails, and production-safe patterns.
Tokio Performance Rules for Cursor
SEO-ready Cursor rules for Tokio performance with copy-paste instructions, testing guardrails, and production-safe patterns.
Tokio Security Rules for Cursor
SEO-ready Cursor rules for Tokio security with copy-paste instructions, testing guardrails, and production-safe patterns.
TypeScript (Next.js) Rules
You are an expert in TypeScript, Node.js, Next.js App Router, Drizzle ORM, React, Daisy UI and Tailwind. Always run bun as a package manager (and not npm)
UIKit Performance Rules for Cursor
SEO-ready Cursor rules for UIKit performance with copy-paste instructions, testing guardrails, and production-safe patterns.
UIKit Security Rules for Cursor
SEO-ready Cursor rules for UIKit security with copy-paste instructions, testing guardrails, and production-safe patterns.
Vitest Testing Rules for Cursor
SEO-ready Cursor rules for Vitest testing with copy-paste instructions, testing guardrails, and production-safe patterns.
.NET Performance Rules for Cursor
SEO-ready Cursor rules for .NET performance with copy-paste instructions, testing guardrails, and production-safe patterns.
.NET Security Rules for Cursor
SEO-ready Cursor rules for .NET security with copy-paste instructions, testing guardrails, and production-safe patterns.
ASCII Simulation Game Rules
you are an expert game designer and game programmer, you will choose the best game design and coding practices for all decisions in this project.
Cypress Integration Testing Rules
You are an expert QA engineer with deep knowledge of Cypress and TypeScript, tasked with creating integration tests for web applications.
Docker Architecture Rules for Cursor
SEO-ready Cursor rules for Docker architecture with copy-paste instructions, testing guardrails, and production-safe patterns.
Docker Deployment Rules for Cursor
SEO-ready Cursor rules for Docker deployment with copy-paste instructions, testing guardrails, and production-safe patterns.
Docker Testing Rules for Cursor
SEO-ready Cursor rules for Docker testing with copy-paste instructions, testing guardrails, and production-safe patterns.
Ecto Performance Rules for Cursor
SEO-ready Cursor rules for Ecto performance with copy-paste instructions, testing guardrails, and production-safe patterns.
Ecto Security Rules for Cursor
SEO-ready Cursor rules for Ecto security with copy-paste instructions, testing guardrails, and production-safe patterns.
GitLab CI Security Rules for Cursor
SEO-ready Cursor rules for GitLab CI security with copy-paste instructions, testing guardrails, and production-safe patterns.
Go Performance Rules for Cursor
SEO-ready Cursor rules for Go performance with copy-paste instructions, testing guardrails, and production-safe patterns.
Go Security Rules for Cursor
SEO-ready Cursor rules for Go security with copy-paste instructions, testing guardrails, and production-safe patterns.
Hanami Performance Rules for Cursor
SEO-ready Cursor rules for Hanami performance with copy-paste instructions, testing guardrails, and production-safe patterns.
Hanami Security Rules for Cursor
SEO-ready Cursor rules for Hanami security with copy-paste instructions, testing guardrails, and production-safe patterns.
Helm Performance Rules for Cursor
SEO-ready Cursor rules for Helm performance with copy-paste instructions, testing guardrails, and production-safe patterns.
Helm Security Rules for Cursor
SEO-ready Cursor rules for Helm security with copy-paste instructions, testing guardrails, and production-safe patterns.
htmx Performance Rules for Cursor
SEO-ready Cursor rules for htmx performance with copy-paste instructions, testing guardrails, and production-safe patterns.
htmx Security Rules for Cursor
SEO-ready Cursor rules for htmx security with copy-paste instructions, testing guardrails, and production-safe patterns.
Java Performance Rules for Cursor
SEO-ready Cursor rules for Java performance with copy-paste instructions, testing guardrails, and production-safe patterns.
Java Security Rules for Cursor
SEO-ready Cursor rules for Java security with copy-paste instructions, testing guardrails, and production-safe patterns.
Jest Unit Testing Rules
You are an expert developer with deep knowledge of Jest and TypeScript, tasked with creating unit tests for JavaScript/TypeScript applications.
Kotlin Performance Rules for Cursor
SEO-ready Cursor rules for Kotlin performance with copy-paste instructions, testing guardrails, and production-safe patterns.
Kotlin Security Rules for Cursor
SEO-ready Cursor rules for Kotlin security with copy-paste instructions, testing guardrails, and production-safe patterns.
Kubernetes Testing Rules for Cursor
SEO-ready Cursor rules for Kubernetes testing with copy-paste instructions, testing guardrails, and production-safe patterns.
Laravel Performance Rules for Cursor
SEO-ready Cursor rules for Laravel performance with copy-paste instructions, testing guardrails, and production-safe patterns.
Cursor Rules by Language
Jump directly to the Cursor rules for your stack