Engineering and Development
Code generation and scaffolding
Scaffold modules and apps. We index every skill that fits, regardless of platform — Claude Skills, MCP servers, Cursor rules, GPTs, n8n, and more. The skill score is computed identically across platforms so listings here are comparable on the same axis.
Skill Creator
Anthropic's official meta-skill for designing, editing, benchmarking, and optimising other Claude Skills with variance-aware evals.
Context7
Pulls up-to-date, version-specific library docs and code examples directly into your LLM's context so coding agents stop hallucinating APIs.
Awesome Cursorrules
Configuration files that enhance Cursor AI editor experience with custom rules and behaviors across dozens of stacks.
Kinopeee Cursorrules v5
Bilingual (English / Japanese) custom instructions and custom commands optimized for Cursor's agent and composer modes.
Cursor Rust Rules
Production-tested Rust coding standards and best practices for Cursor IDE, covering Axum, SQLx, Tokio, and workspace organization.
Jesseoue Cursor Rules
36 production-ready cursor rules in MDC format for Next.js, React, TypeScript, Drizzle, shadcn/ui, Clerk, Tinybird, Cloudflare Workers, and more.
Survivorforge Cursor Rules
39+ ready-to-use .cursorrules files for Cursor IDE spanning React, Next.js, Python, Go, Rust, Flutter, LangChain, and Chrome extensions.
Blefnk Awesome Cursor Rules
Rules for AI IDEs optimized for Next.js 15, React 19, TypeScript 5, Tailwind 4, shadcn/ui, Drizzle, Better Auth, TanStack Form, and React Query.
Code Copilot
Pair-programs across languages, ships real code, and explains its reasoning — a top developer GPT.
System Prompts and Models of AI Tools
Reverse-engineered system prompts and tool schemas for Cursor, Claude Code, Devin, v0, Windsurf, Replit, Manus, and 25+ more.
Anthropic Prompt Engineering Interactive Tutorial
Anthropic's official hands-on tutorial covering prompt structure, role prompting, chain-of-thought, and tool use for Claude.
Blackbeard Copilot Extension
Reference Copilot Extension that responds in the voice of Blackbeard the pirate — the canonical Hello World starter.
Next.js + Vercel + Supabase Windsurf Rules
Windsurf rules pack for building Next.js apps on Vercel with Supabase — auth, RLS, server actions, and deployment conventions.
next-intl Windsurf Rules
Windsurf rules that enforce next-intl conventions for i18n-aware routing, message catalogs, and locale-scoped components.
Angular + TypeScript Windsurf Rules
Windsurf rules for Angular 18 + TypeScript work — enforces ESLint, Prettier, jsdoc, parameter limits, and Jest test coverage.
Go Backend Scalability Windsurf Rules
Windsurf rules that turn the assistant into a backend-scalability pair programmer for Go — DB tuning, API design, caching, message queues.
Python FastAPI Best Practices Windsurf Rules
Windsurf rules that pin generated FastAPI code to type hints, Pydantic validation, async-first patterns, dependency injection, and middleware.
GitHub Models Copilot Extension
Official Copilot Extension that lets developers list, recommend, and run GitHub Models directly from Copilot Chat — written in TypeScript.