WebRTC video streaming is an open-source project that facilitates real-time communication in web browsers and mobile devices, enabling peer-to-peer video conferencing without the need for backend code. It enhances user experiences across various platforms, such as social media and streaming services, by allowing rapid integration of video chat using HTML and JavaScript. While WebRTC supports peer-to-peer connections, challenges like LAN security can necessitate the use of a TURN server when public IP addresses are inaccessible. PubNub offers a robust solution for implementing a WebRTC signaling service, enabling developers to build scalable applications with features like one-to-many streaming and real-time messaging. With tools and resources provided by PubNub, developers can easily create video streaming apps that include functionalities such as user presence and mobile push notifications, ensuring compatibility with the latest technology trends.