WebRTC (Web Real-Time Communication) is a free, open-source project that provides web browsers and mobile applications with real-time communication via simple application programming interfaces (APIs). It enables audio, video, and data sharing among users without the need for an intermediary, making it an essential technology for applications requiring live interactions. With its growing adoption in fields such as teleconferencing, online gaming, telehealth, and customer support, WebRTC has revolutionized how we think about communication over the internet. This tag page will cover the fundamentals, use cases, and integration techniques for WebRTC, making it a vital resource for developers and businesses alike.