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Found 678 Skills
Build complete demo projects from scratch. Takes a project description (presentation website, shop, dashboard, SaaS, portfolio, etc.) and scaffolds a full working Next.js + Tailwind CSS 3.4 app ready for Vercel deployment. Supports optional database integration when a DATABASE_URL is provided. Use when the user wants to build a demo, create a project, scaffold an app, prototype something, or spin up a quick site.
Review or refactor React / Next.js code for performance and reliability using a prioritized rule library (waterfalls, bundle size, server/client data fetching, re-renders, rendering). Use when writing React components, Next.js pages (App Router), optimizing bundle size, improving performance, or doing a React/Next.js performance review.
Integrasi Tailwind CSS v4 dengan Mantine v8 untuk Next.js. Gunakan skill ini ketika: (1) Membuat komponen UI yang menggabungkan utility classes Tailwind dengan komponen Mantine, (2) Mengkonfigurasi project Next.js dengan Tailwind v4 dan Mantine v8, (3) Mengimplementasikan dark mode yang konsisten antara Tailwind dan Mantine, (4) Membuat custom theme atau styling untuk komponen Mantine menggunakan Tailwind classes, (5) Setup project dengan App Router atau Pages Router.
Provides Better Auth authentication integration patterns for NestJS backend and Next.js frontend with Drizzle ORM and PostgreSQL. Use when implementing authentication - Setting up Better Auth with NestJS backend, Integrating Next.js App Router frontend, Configuring Drizzle ORM schema with PostgreSQL, Implementing social login (GitHub, Google, etc.), Adding plugins (2FA, Organization, SSO, Magic Link, Passkey), Email/password authentication with session management, Creating protected routes and middleware
Next.js App Router best practices — file conventions, RSC boundaries, data patterns, async APIs, metadata, error handling, route handlers, image/font optimization, bundling. Use when writing, reviewing, or debugging Next.js App Router code.
Best practices for using the Vercel AI SDK in Next.js 15 applications with React Server Components and streaming capabilities.
Next.js 15 App Router patterns. Trigger: When working with Next.js - routing, Server Actions, data fetching.
Use when adding payments, billing, checkout, subscriptions, invoices, webhooks, customer portal, Stripe Connect, metered/usage billing, tax, fraud/Radar, pricing page, payment intents, refunds, coupons, promo codes, or any Stripe integration in Next.js. Triggers: stripe, payment, checkout, subscribe, billing, invoice, webhook, portal, connect, marketplace, payout, metered, usage-based, SaaS pricing, paywall, plan, tier.
Set up Vitest testing environment for Next.js projects
Deploy 8 radically different visual direction demos for a website or webapp project. Creates self-contained Next.js pages under /demo/ with distinct identities (typography, color palette, layout, animation, accessibility) so the user can compare and choose. After selection, generates production-ready theme tokens, Tailwind config, CSS variables, and base components matching the chosen direction. Use when: starting a new web project, redesigning a site, choosing visual direction, the user says "style selector", "choose styles", "visual alternatives", "pick a design direction", or wants to compare different aesthetic approaches before committing to one. Works with Next.js + Tailwind CSS projects (landing pages, web apps, SaaS, dashboards).
Next.js App Router expert guidance. Use when building, debugging, or architecting Next.js applications — routing, Server Components, Server Actions, Cache Components, layouts, middleware/proxy, data fetching, rendering strategies, and deployment on Vercel.
Turbopack expert guidance. Use when configuring the Next.js bundler, optimizing HMR, debugging build issues, or understanding the Turbopack vs Webpack differences.