Centrifugo is an open source technology that enables developers to build real-time applications. It is a powerful technology that is highly efficient and reliable, making it an ideal choice for developers working on projects that require real-time data streaming. It is based on the WebSocket protocol, allowing developers to quickly and seamlessly integrate applications with real-time data streaming functionality. Centrifugo is highly scalable and offers a wide range of features, such as authentication, authorization, presence detection, and message queuing. It is also highly secure, with support for encryption and authentication built-in. Centrifugo provides developers with an easy to use and powerful API that can be used to quickly and easily build real-time applications. All in all, Centrifugo is a great choice for developers looking to build real-time applications with reliability, scalability, and security.