AI Prompts for Cursorrules File Rulesets

A tuned .cursorrules file that keeps Cursor's agent on-convention: strict types, no dead code, match existing patterns.

Produces a complete, opinionated Cursor rules file for a Next.js App Router TypeScript monorepo, with every rule paired with a one-line rationale so the agent follows your stack instead of inventing patterns.

Produces a complete Cursor rules file for a Python data-engineering codebase covering DAG conventions, testing, type hints, the SQL/Python boundary, and env handling, each rule justified so the agent respects your pipelines.

Produces a complete Cursor rules file for a Rust or C++ systems codebase covering ownership, unsafe policy, error handling, concurrency, and build rules, each justified so the agent writes memory-safe, idiomatic code.