RaffleFlow - HTML5 Raffle, Lottery & Giveaway System with WhatsApp

Launch Your Own Professional Raffle in Minutes

RafflePro is the ultimate lightweight, secure, and verifiable raffle system powered by Google Firebase. No backend coding required—just upload to any static host and start selling tickets.

️ Security First Architecture

Unlike other templates, RafflePro implements Enterprise-Grade Security out of the box:

• Server-Side Validation: Strict Firestore Security Rules enforce data integrity.
• XSS Protection: Integrated DOMPurify sanitization to prevent attacks.
• Secure Authorization: Role-based access control (RBAC) via Firebase Auth.
• Anti-Tamper: Logic prevents unauthorized ticket generation or modification.

✨ Key Features

• 100% Serverless: Runs on Firebase Free Tier (Firestore + Auth).
• Verifiable Fairness: Hash-based algorithm ensures transparent winner selection.
• Responsive Design: Works perfectly on Mobile, Tablet, and Desktop.
• Visual Seat Picking: Interactive grid for selecting lucky numbers.
• Admin Panel Included: Manage prizes, settings, and users easily.
• WhatsApp Integration: Direct booking confirmation via WhatsApp.
• Google Sheets Sync: Automatically save every participant to your Google Sheet in real-time. Backup your data instantly!

Real-Time Data Export

Never lose a participant. RaffleFlow syncs every ticket sale directly to your private Google Sheet automatically.

Powerful Admin Panel

What’s Included?

• Full Source Code (HTML, CSS, JS)
• Comprehensive HTML Documentation
• Ready-to-deploy Firebase Security Rules
• Free Lifetime Updates

Requirements

A free Google Firebase account and any basic web hosting.

Change Log

 <strong>Version 1.1 – Big Update (Dec 8, 2025)</strong> - <strong>NEW:</strong> Google Sheets Integration (Sync participants in Real-Time). - <strong>NEW:</strong> Digital Tickets with QR Code (PDF Download). - <strong>NEW:</strong> Modern "Glassmorphism" Quick Login Modal. - <strong>NEW:</strong> Logout Button added to the main header. - <strong>IMPROVED:</strong> UX Flow - Auto-login prompt for unauthenticated users. - <strong>FIXED:</strong> Mobile scrolling issue with drag-and-drop prizes. - Updated Documentation with Google Sheets & QR Setup guides.  <strong>Version 1.0 – Initial Release</strong> - Launch of RaffleFlow System.