Case studies

How we build, in detail

Each study covers the problem, the architecture, the stack and the facts you can verify. Filter by technology to find work closest to your problem.

Published studies: 101
Technologies: 169

Stack

All PHP 67 WordPress 67 React 56 Google Gemini API 51 WooCommerce 51 PHPUnit 47 Jest 46 REST API 41 three.js 39 Tailwind CSS 29 Lenis 27 TypeScript 24 Elementor 23 theme.json 21 JSON-LD 19 Contact Form 7 14 Shopify 14 postprocessing 11 App blocks 10 JSON templates 10 Liquid 10 Metafields 10 Online Store 2.0 10 Section Rendering API 10 Store API 10 Theme Check 10 Auth.js 9 MongoDB 9 Mongoose 9 MySQL 9 Next.js 9 Embeddings 8 Vitest 8 Action Scheduler 7 GLSL 7 Next.js 16 7 React 19 7 React Three Fiber 7 Playwright 6 RBAC 6 HPOS 5 iOS 5 Multi-tenant 5 SwiftUI 5 WebGL 5 Block editor 4 BullMQ 4 Gutenberg 4 Phaser 3 4 Polaris 4 PostgreSQL 4 Prisma 4 Stripe 4 Stripe Checkout 4 Vite 4 Web Audio 4 WP-Cron 4 Gutenberg block 3 Gutenberg blocks 3 OpenStreetMap 3 React Router 7 3 Redis 3 WPBakery 3 Canvas 2D 2 Dokan 2 Express 2 Gemini 2 GraphQL Admin API 2 Gravity Forms 2 JavaScript 2 Leaflet 2 next-intl 2 Node.js 2 Puppeteer 2 Rank Math 2 Socket.io 2 View Transitions 2 WCFM 2 Web Audio API 2 WP-CLI 2 WPForms 2 Yoast SEO 2 A* pathfinding 1 Advanced Custom Fields 1 AI assistants 1 AI video 1 Akismet 1 Background jobs 1 bbPress 1 BFS pathfinding 1 Block themes 1 Brevo 1 Cart & Checkout blocks 1 Claude 1 CompressionStream 1 Custom tables 1 DOMDocument 1 Double-entry ledger 1 Dynamic blocks 1 Event Tickets 1 Fabric.js 1 FFmpeg 1 Frankfurter / ECB rates 1 Function calling 1 Gamepad API 1 glTF 1 glTF + Draco 1 Google for Jobs 1 GrapesJS 1 iCalendar (RFC 5545) 1 IMAP 1 IndexedDB 1 Inline SVG icons 1 JobPosting schema 1 Leaflet + OpenStreetMap 1 LearnDash 1 LearnDash / Tutor LMS 1 Lighthouse 1 lightweight-charts 1 Mailchimp 1 Marching cubes 1 MIME 1 Multi-currency 1 Overpass API 1 PayPal 1 PayPal Orders v2 1 PDF 1.4 1 pgvector 1 PHP GD 1 Polylang 1 PWA 1 Python test fixtures 1 QR (ISO/IEC 18004) 1 React Flow 1 React Router 1 Recharts 1 Schema.org 1 Schema.org Event 1 Schema.org FAQPage 1 Schema.org Menu 1 Secure Custom Fields 1 SEOPress 1 SFTP/FTP 1 Shopify Functions 1 Site Health API 1 socket.io 1 Stripe Radar 1 Structured output 1 SVG charts 1 The Events Calendar 1 Three.js 1 TranslatePress 1 Translation memory 1 Tutor LMS 1 Twilio-compatible SMS 1 Vanilla JS 1 Vanilla JS runtime 1 WAI-ARIA 1 WCAG 2.2 1 Web Components 1 Web Crypto (AES-GCM) 1 Web Workers 1 WebAssembly 1 WebAudio 1 WooCommerce emails 1 wordpress.org checksums 1 WP Job Manager 1 WPML 1 Yoast SEO / Rank Math 1

Industry

AI media & creator tools Architecture & design (WordPress)Art & Culture (WordPress theme)Automotive (web template)Beauty and skincare (Shopify theme)Business operations SaaS Coffee, tea and drinks (Shopify theme)Communities & Publishing (WordPress)Construction (WordPress theme)Consumer electronics (Shopify theme)Content Management (WordPress)Creative agencies and portfolios (WordPress theme)Customer Support (WordPress & WooCommerce)Directories & Local Business (WordPress)E-commerce (Shopify)E-commerce (WooCommerce)E-commerce (WooCommerce, B2B)E-commerce (WooCommerce, fashion and footwear)E-commerce (multi-vendor marketplaces)E-learning (WordPress LMS)Ecommerce (Shopify theme)Education & Books (WordPress theme)Entertainment & creative (web templates)Entertainment & nightlife (WordPress)Events & Publishing (WordPress)Events & Ticketing (WordPress)Eyewear and optical retail (Shopify theme)Faith and non-profit (WordPress theme)Fashion & Beauty (WordPress theme)Fashion & e-commerce (Next.js template)Fashion and apparel (Shopify theme)Financial services (WordPress)Fintech & market analytics Fintech and Web3 (WordPress theme)Food & beverage (web template)Furniture and home décor (Shopify theme)Games & interactive Gyms, fitness and yoga studios (WordPress theme)Healthcare (WordPress)Healthcare SaaS Healthcare – dental clinics (Next.js template)Home Services (WordPress theme)Hospitality (WordPress theme)Hospitality SaaS Inventory & distribution Jewellery (Shopify theme)Lead management (WordPress forms)Legal services (WordPress theme)Luxury retail (website template)Marketing & lead generation (WordPress)Music and podcasting (WordPress theme)News and publishing (WordPress theme)Personal & small-business finance Pet supplies (Shopify theme)Publishing & Content (WordPress)Publishing & Memberships (WordPress)Real Estate (WordPress)Real estate (WordPress theme)Recruitment & HR (WordPress)Restaurants & Hospitality (WordPress)SaaS and startups (WordPress theme)Sales & marketing SaaS Services & Appointments (WordPress)Social & creator economy Space & science (immersive 3D template)Supplements and wellness (Shopify theme)Web Accessibility (WordPress)Web design & page builders (WordPress)Web publishing (WordPress)Website Operations & Security (WordPress)WordPress (navigation & site design)WordPress forms & payments WordPress plugins

Showing 1 of 101 studies using Multi-currency

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DEV3 Technologies · own product · Personal & small-business finance

Plan Pro: personal and company finance plus work planning in one multi-currency app

Our own product: a Next.js and MongoDB app where one person runs personal money, company books and work planning side by side, with six currencies, loans and EMIs, net worth, trips, invoices, payroll, forecasts, financial statements, projects, tasks and OKRs.

Next.js React TypeScript MongoDB Mongoose Auth.js

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