Pastebox – Cloud File Sharing App with QR Code & Shareable Links | React + Node.js + S3
Pastebox is an open-source, full-stack file sharing platform and WeTransfer-style tool where users upload files and get shareable links or QR codes. Features a dashboard, optional login, and configurable link expiry. Built with React, Node.js, MongoDB, and AWS S3 for secure, scalable cloud file transfers—suitable for teams, developers, and SaaS.
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The Challenge
Teams needed a simple cloud file sharing solution with shareable links and QR codes—optional accounts and link expiry—without complex setup or heavy desktop tools. The goal was a WeTransfer-style file sharing app that scales with S3 and supports both guest and authenticated uploads.
The Solution
Upload any file and get shareable link and QR code.
Dashboard to manage uploads and copy links.
Guest (anonymous) and logged-in uploads.
Optional expiration for links.
Backend with Multer/GridFS and S3; JWT auth; short IDs for links.
Project Info
Key Impact
Technology Stack
Frontend
Backend
Database
Storage
Auth
""Pastebox replaced our old file-sharing workflow. Links and QR codes in one place, with expiry when we need it.""
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