ZapChat is a modern real-time messaging and communication platform that enables users to connect instantly through secure one-to-one and group chat, along with integrated voice and video calling. The application is designed for high performance, scalability, and a smooth user experience. ZapChat provides real-time message delivery, online presence, typing indicators, media sharing, and high-quality calling powered by real-time communication technology. 🔹 Key Features Real-time one-to-one and group messaging Voice and video calling (WebRTC-based) Secure user authentication & authorization Online/offline presence & typing indicators Message read receipts Media & file sharing Push notifications for calls and messages User profile & contact management 🔹 Technology Stack Frontend: React.js / React Native Backend: Node.js, Express.js Real-time Messaging: Socket.io Calling: WebRTC Database: MongoDB Authentication: JWT Cloud Deployment 🔹 Outcome ZapChat demonstrates a full-scale real-time communication system including chat, voice, and video calling with a secure and scalable architecture, making it a strong portfolio project in modern application development.