Cursor Rules Vault — Best Cursor Rules Pack (50+ .mdc files for Next.js, React, Supabase, TanStack)
Best Cursor Rules Pack — 56 .mdc files for Next.js, React, Supabase, TanStack & every modern stack Stop babysitting Cursor. This vault of 56 battle-tested .mdc cursor ai rules turns your editor into a senior teammate that ships modern, opinionated code by default — no more useEffect fetches, no more any types, no more deprecated patterns leaking into your codebase. One drop into .cursor/rules/ and every prompt gets smarter. ✅ What you get 56 production-grade .mdc rule files — organized by category with smart globs that auto-apply to matching files Frameworks — Next.js 15 App Router, React 19, TanStack Start, Remix, Astro, SvelteKit, Nuxt, Expo Backend — Node/Bun, Hono, NestJS, Fastify Databases — Supabase (RLS + role tables done right), Drizzle, Prisma, Postgres, MongoDB Styling — Tailwind v4, shadcn/ui, Framer Motion Languages — TypeScript strict, Python/FastAPI, Go, Rust AI/LLM — Vercel AI SDK, LangChain, OpenAI, Anthropic Claude, RAG best practices Testing — Vitest, Playwright, Jest Tooling — ESLint+Prettier, Turborepo, Docker, GitHub Actions Practices — Security (OWASP), Performance (Core Web Vitals), A11y (WCAG 2.2), Clean Code, Error Handling Extras — Stripe, tRPC, GraphQL, JWT auth, Zod form validation, env config, SEO, API design README + INSTALL guide + INDEX.md — three ways to install (project, cherry-pick, global) 💎 Why this pack is different Feature Vibe-based rulesets Cursor Rules Vault Rule count 5–15 vague files 56 opinionated files Format Legacy .cursorrules Modern .mdc with frontmatter + globs Auto-apply Manual copy-paste Smart globs per file type Do's & don'ts Fuzzy suggestions Concrete rules from real shipping code Stack coverage 1–2 frameworks 8 frameworks + backend + DBs + AI + practices 🛠 How to use cursor rules from this pack (2-minute setup) Download the ZIP and unzip it. Copy the rules/ folder into your project as .cursor/rules/. Restart Cursor — open Settings → Rules to see all 56 rules auto-loaded. Prompt as usual — Cursor picks the right rule based on the file you're editing. Cherry-pick — only need Next.js + Supabase + Tailwind? Copy just those .mdc files. 💰 The value Replaces hours of curating rules from Twitter threads, cursor.directory, and random gists Beats writing rules yourself — every file already reflects 2026 modern patterns (Server Components, Server Actions, Runes, RLS, Drizzle, Vercel AI SDK v4) Works with any Cursor project, any team size, forever — one-time download, no subscription 🎁 Bonus files inside INDEX.md — full searchable list of every rule with its glob + one-line description INSTALL.md — 3 install paths (project-scoped, cherry-pick, global user rules) README.md — anatomy of a rule + how to extend or fork ❓ FAQ How to use cursor rules from this pack? Drop the rules/ folder into .cursor/rules/ at your project root. Cursor auto-detects .mdc files and applies them based on the globs frontmatter. Zero config. How to create cursor rules on top of these? Copy any .mdc file, rename it, edit the description + globs + rule body. That's it — Cursor treats it like the built-in ones. How to set up cursor rules for a specific stack (Next.js, React, Supabase)? Cherry-pick only the .mdc files for your stack into .cursor/rules/. Every rule has smart globs so you can mix and match without conflicts. What are cursor rules? .mdc files that Cursor loads into every AI request to steer code generation. They're your project's opinions, written down once, applied forever. What is the difference between cursor rules and skills? Rules are always-on style/pattern guidance per file type. Skills are on-demand playbooks Cursor invokes when relevant. This pack is rules — set it and forget it. Do these work with the latest Cursor version? Yes. Modern .mdc format with frontmatter (description, globs, alwaysApply) — the current Cursor standard as of 2026. Can I use these commercially? Yes — use in unlimited personal + commercial projects. Do not resell as-is. 🌍 Worldwide-ready Works on macOS, Windows, Linux. English-language rules. No account, no login, no dependencies — just files. ⚡ Grab it Click Get → download the ZIP → drop into .cursor/rules/ → ship better code today.
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