QRcodly

License: MIT Node.js pnpm

QRcodly is a free, open-source QR code generator and management platform. Create, customize, and track QR codes for URLs, contact details, Wi-Fi credentials, and more.

Features

• Multiple QR code types — URL, vCard, Wi-Fi, Email, Calendar Event, Location, Plain Text
• Full customization — colors, sizes, backgrounds, and custom icon uploads
• Export formats — PNG, JPEG, SVG
• URL shortening & analytics — shorten links and track scans
• Templates — save and reuse QR code configurations
• Custom domains — use your own domain for short URLs (Cloudflare integration)
• Internationalization — 8 languages (EN, DE, ES, FR, IT, NL, PL, RU)
• Authentication — powered by Clerk
• Browser extension — generate QR codes from any page

Monorepo Structure

qrcodly/
├── apps/
│   ├── backend/            # Fastify REST API
│   ├── frontend/           # Next.js web application
│   └── browser-extension/  # Vite-based browser extension
├── packages/
│   ├── shared/             # Zod schemas, DTOs, and shared utilities
│   ├── eslint-config/      # Shared ESLint configuration
│   └── typescript-config/  # Shared TypeScript configuration
└── docker-compose.yaml     # Local development services

See per-app READMEs for architecture details: Backend · Frontend · Browser Extension · Shared Package

Tech Stack

Layer	Technologies
Frontend	Next.js, React, TypeScript, Tailwind CSS, shadcn/ui, Zustand, TanStack Query, next-intl
Backend	Fastify, TypeScript, Drizzle ORM, tsyringe (DI), Zod, Nodemailer, Handlebars
Database	MySQL, Redis
Storage	S3 / MinIO
Auth	Clerk
Billing	Stripe
Analytics	Umami, PostHog
Monitoring	Axiom, Sentry

Prerequisites

• Node.js >= 22.11
• pnpm >= 9.15
• Docker (for local development services)

Quick Start

# 1. Clone the repository
git clone https://github.com/FloB95/qrcodly.git
cd qrcodly

# 2. Install dependencies
pnpm install

# 3. Start local services (MySQL, Redis, MinIO, Umami)
docker-compose up -d

# 4. Set up environment variables
cp apps/backend/.env.example apps/backend/.env
cp apps/frontend/.env.example apps/frontend/.env
# Edit both .env files with your configuration (Clerk keys, etc.)

# 5. Start development servers
pnpm run start:dev
# Backend API → http://localhost:5001
# Frontend   → http://localhost:3000

Available Scripts

Script	Description
pnpm run start:dev	Start backend and frontend in development mode
pnpm run backend:dev	Start backend only (runs migrations first)
pnpm run frontend:dev	Start frontend only
pnpm run build	Build all apps
pnpm run build:shared-package	Build the shared package only
pnpm run lint	Lint all workspaces
pnpm run format	Format all files with Prettier
pnpm run clean	Clean build artifacts across all apps

Local Services (Docker Compose)

Service	Port	Details
MySQL	3306	Credentials: root / root, database: qrcodly
Redis	6379	—
MinIO (S3)	9000 (API), 9001 (Console)	Credentials: minio / testtest
phpMyAdmin	8081	—
Umami Analytics	3001	—

Contributing

Contributions are welcome! Please see CONTRIBUTING.md for guidelines and setup instructions.

License

This project is licensed under the MIT License.