The Empire UI blog

2026-11-10 · 8 min read

3D CSS Transforms in Tailwind: Rotate, Perspective, Depth

Learn how to build real 3D CSS transforms in Tailwind v4 - perspective, rotateX/Y, translateZ, and depth-layered cards that actually work.

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2026-11-10 · 9 min read

Writing Tailwind CSS Plugins: Custom Utilities, Variants and Components

Learn how to write Tailwind CSS plugins from scratch - custom utilities, variants, and component classes with real code examples and practical plugin patterns.

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2026-11-09 · 9 min read

Tailwind CSS v4 Migration Guide: From v3 Config to CSS-First

Tailwind v4 drops tailwind.config.js entirely. Here's the exact migration path from v3's JS config to v4's CSS-first approach - no guesswork, just code.

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2026-11-09 · 9 min read

Workbox Service Worker in React: Caching Strategies for PWA

Set up Workbox in a React PWA with real caching strategies - cache-first, network-first, stale-while-revalidate - and ship offline support that actually works.

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2026-11-08 · 9 min read

React Native in 2026: New Architecture, Expo 52 and Bridgeless

React Native's New Architecture is no longer optional. Here's what Expo 52, bridgeless mode, and the JSI mean for your mobile stack in 2026.

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2026-11-08 · 9 min read

Capacitor + React: Mobile Apps From Your Web Codebase

Ship iOS and Android apps from your existing React codebase using Capacitor. Full setup, native plugins, and real gotchas from production builds.

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2026-11-07 · 8 min read

Edge Runtime in Next.js: Middleware, Edge API Routes and Limits

Edge Runtime in Next.js gives you sub-5ms cold starts and geo-aware logic - but the constraints are real. Here's what actually works and what'll bite you.

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2026-11-07 · 9 min read

Tauri + React: Build Desktop Apps With Web Technologies

Tauri lets you ship native desktop apps using React and TypeScript, with a Rust core that's 10x smaller than Electron. Here's how to actually build one.

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2026-11-06 · 9 min read

Bun vs Node.js in 2026: Benchmarks, Compat and When to Switch

Bun 1.2 is fast. Node.js 22 is stable. Here's what the benchmarks actually show in 2026 - and when switching is worth the pain.

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2026-11-06 · 8 min read

tailwindcss-motion Plugin: Declarative Animations in Tailwind

tailwindcss-motion brings declarative, utility-first animations to Tailwind - no custom keyframes, no JavaScript. Here's how to actually use it.

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2026-11-05 · 9 min read

Qwik Framework: Resumability, Lazy Loading and Zero Hydration

Qwik skips hydration entirely with resumability. Here's how it actually works, why it matters for TTI, and when you should switch from Next.js.

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2026-11-05 · 8 min read

Astro + React: Using React Components in an Astro Site

Ship React components inside an Astro site without the full SPA overhead. A practical walkthrough of Islands Architecture, hydration directives, and sharing state.

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2026-11-04 · 8 min read

SolidJS Introduction: Fine-Grained Reactivity Without a VDOM

SolidJS skips the virtual DOM entirely and surgically updates only what changed. Here's how fine-grained reactivity works and why it's genuinely fast.

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2026-11-04 · 9 min read

Astro Islands Architecture: Partial Hydration in Practice

Astro's islands architecture ships zero JS by default and hydrates only what needs it - here's how partial hydration actually works and when to reach for each directive.

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2026-11-03 · 9 min read

Deno 2.0 for Web Developers: npm compat, JSR and Fresh 2

Deno 2.0 ships full npm compatibility, JSR as a modern registry, and Fresh 2's islands architecture. Here's what actually changes for your workflow.

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2026-11-03 · 8 min read

Angular 17+ Signals: Reactive Primitives, Computed, Effects

Angular 17 shipped Signals as a first-class reactive primitive. Here's how signal(), computed(), and effect() actually work - and when to reach for each one.

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2026-11-02 · 9 min read

SvelteKit Authentication: Lucia, Better Auth and Cookie Sessions

A practical guide to auth in SvelteKit - comparing Lucia v3, Better Auth, and hand-rolled cookie sessions so you can pick the right approach.

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2026-11-02 · 9 min read

Vue 3 Composables: The useX Pattern, Reactivity and TypeScript

Vue 3 composables beat mixins at every level - here's how to build typed, testable useX functions with the Composition API and avoid the gotchas that bite teams in production.

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2026-11-01 · 9 min read

Svelte 5 Runes: $state, $derived, $effect and the New Mental Model

Svelte 5 runes replace the old reactive-label magic with explicit primitives. Here's how $state, $derived, and $effect actually work - and when each one bites you.

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2026-11-01 · 9 min read

Nuxt 3 Guide 2026: SSR, Composables, Nitro and Auto-Imports

Everything you actually need to know about Nuxt 3 in 2026 - SSR hydration, Nitro server routes, composables, and the auto-import system that trips everyone up.

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2026-10-31 · 9 min read

SvelteKit Guide 2026: Routing, Load Functions, Forms and Deploy

A hands-on SvelteKit guide for 2026 - file-based routing, load functions, form actions, and deploying to Vercel or Cloudflare in under an hour.

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2026-10-31 · 9 min read

Remix Guide 2026: Loaders, Actions, Nested Routes and Error UI

Everything you actually need to know about Remix in 2026 - loaders, actions, nested routes, error boundaries, and building UI that doesn't fall apart under real conditions.

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2026-10-30 · 9 min read

Next.js Server Actions Advanced: Optimistic UI, File Upload, Rate Limit

Go beyond the basics - build optimistic UI with useOptimistic, handle file uploads server-side, and bolt on rate limiting so your Server Actions don't get hammered.

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2026-10-30 · 8 min read

Server-Sent Events in React: Real-Time Data Without WebSockets

SSE gives you real-time server-to-client data in React without the overhead of WebSockets. Here's how to actually use it in production.

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2026-10-29 · 9 min read

Canvas Animations in React: requestAnimationFrame, Particles, Paths

Learn how to drive canvas animations in React with requestAnimationFrame, build particle systems, and trace SVG-style paths - all without a library.

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2026-10-29 · 8 min read

React Error Boundaries in 2026: Class, Hooks-Compat, Recovery UI

Error boundaries still matter in 2026 - here's how to write them cleanly, skip the class boilerplate, and build recovery UI that actually helps users.

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2026-10-28 · 9 min read

Next.js App Router Advanced Patterns: Layouts, Groups, Metadata

Master Next.js App Router layouts, route groups, and metadata APIs with real patterns that actually hold up in production - not just the docs happy path.

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2026-10-28 · 9 min read

react-three-fiber Intro: 3D Scenes in React With Three.js

Learn how react-three-fiber bridges Three.js and React so you can build real 3D scenes with JSX, hooks, and familiar component patterns - no boilerplate required.

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2026-10-27 · 8 min read

React.memo vs useMemo vs useCallback: A Practical Decision Guide

Stop guessing which React optimization API to reach for. This guide breaks down React.memo, useMemo, and useCallback with real examples and a clear decision framework.

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2026-10-27 · 9 min read

React Context Performance: When It Causes Re-renders and How to Fix It

React Context re-renders every consumer when any value changes. Here's exactly why it happens and the patterns that actually fix it without rewriting your whole state layer.

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2026-10-26 · 9 min read

Next.js Parallel Routes and Intercepting Routes: Real Use Cases

Parallel Routes and Intercepting Routes in Next.js App Router unlock modal-photo patterns, split dashboards, and more - here's how they actually work in production.

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2026-10-26 · 9 min read

Vitest + React Testing Library: Full Setup From Zero

Set up Vitest and React Testing Library from scratch in 2026 - zero guesswork, real config, and patterns that actually hold up in production React projects.

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2026-10-25 · 9 min read

React Refs Deep Dive: useRef, forwardRef, useImperativeHandle

Master React refs from basic DOM access to cross-component API exposure - useRef, forwardRef, and useImperativeHandle explained with real examples.

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2026-10-25 · 9 min read

Playwright E2E Tests for React Apps: Setup, Fixtures, CI

Learn how to set up Playwright for React apps with reusable fixtures, page objects, and a bulletproof CI pipeline that won't slow your team down.

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2026-10-24 · 8 min read

React Compiler Beta: What It Auto-Optimizes and When You Still Need Memo

React Compiler beta auto-memoizes components and hooks - but it's not magic. Here's exactly what it handles, where it bails out, and when you still reach for useMemo yourself.

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2026-10-24 · 8 min read

React 19 use() Hook: The One Hook That Changes How You Fetch Data

React 19's use() hook lets you read promises and context inside components without the async/await boilerplate you've been writing since 2017. Here's exactly how it works.

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2026-10-23 · 9 min read

React Suspense Patterns: Loading, Error Boundaries and Nested Fallbacks

Master React Suspense with practical patterns for loading states, error boundaries, and nested fallbacks that won't make your users stare at spinners forever.

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2026-10-23 · 9 min read

React Testing Library in 2026: Queries, Events, Async Patterns

Master React Testing Library in 2026 - the right queries, user-event v14 patterns, async gotchas, and how to actually write tests that don't break on refactors.

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2026-10-22 · 8 min read

Neon Button in CSS: Glowing Border, Pulsing Light, Hover Bloom

Build a neon button in pure CSS - glowing borders, keyframe pulse, hover bloom - with no JS and full browser support from 2023 onward.

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2026-10-22 · 8 min read

Swiss / International Typographic Style in CSS: Grid, Type, White Space

Translate Swiss International Typographic Style into real CSS - mathematical grids, strict type scales, and intentional white space without the design-school lecture.

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2026-10-21 · 8 min read

Neumorphism Switch Toggle: Soft UI On/Off With CSS Only

Build a pixel-perfect neumorphic toggle switch using pure CSS - no JavaScript, no libraries, just soft shadows, smooth transitions, and accessible markup.

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2026-10-21 · 8 min read

useTransition in React: Non-Blocking Updates and Concurrent Rendering

useTransition lets React defer low-priority state updates so your UI stays responsive. Here's exactly how it works and when you'd actually reach for it.

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2026-10-20 · 8 min read

CSS Grid Pattern Background: Dot Matrix, Lines and Cross Grids

Build dot matrix, line grid, and cross grid CSS backgrounds from scratch - pure CSS, no images, full control over size, color, and opacity.

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2026-10-20 · 8 min read

Glassmorphism Stats Widget: KPI Cards With Frosted Glass and Glow

Build frosted-glass KPI stat cards with backdrop-filter, glow borders, and animated counters. Full React + Tailwind code included.

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2026-10-19 · 8 min read

Glassmorphism Pricing Table: Frosted Glass Cards With Highlight Plan

Build a frosted-glass pricing table in React with a highlighted "Pro" card, backdrop-filter blur, and Tailwind - step by step with working code.

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2026-10-19 · 8 min read

Dark Mode Color Palette System: Semantic Tokens That Actually Work

Stop shipping broken dark modes. Build a semantic token system with CSS variables that adapts correctly across light and dark without the copy-paste hell.

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2026-10-18 · 8 min read

Vaporwave Card Design: Pastel Gradients, Grid Lines and Chrome

Build vaporwave cards with CSS pastel gradients, retro grid lines, chrome text, and scanlines - no libraries needed, just vibes and good taste.

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2026-10-18 · 8 min read

Animated Gradient Border in CSS: Spinning Rainbow Border on Any Element

Learn how to build a spinning animated gradient border in pure CSS using conic-gradient and @keyframes - works on buttons, cards, and any HTML element.

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