<ul data-eligibleForWebStory="true">Real-time interaction has become crucial for modern web applications, demanding instant feedback and seamless collaboration.Choosing a backend framework supporting asynchronous programming is essential for high-performance real-time functions.A Rust-based framework excels in supporting real-time scenarios with its asynchronous processing capabilities.It leverages non-blocking I/O, lightweight task scheduling, elegant error handling, and cancellation mechanisms.The framework natively supports WebSocket and SSE, efficient message broadcasting, and low-latency request processing.It offers flexible protocol support, extensibility, state management, and concurrency control for real-time applications.A practical case study of building an online collaborative whiteboard highlights the framework's strengths.Compared to other languages like Node.js, Java, and Go, Rust's framework stands out in CPU-intensive tasks and memory safety.The framework enhances the application's 'heartbeat' with its powerful real-time capabilities.Embracing such advanced frameworks is crucial for developers to meet the growing demands of real-time technology.