HTML over WebSockets: real-time SPAs with barely any JavaScript

HTML over WebSockets enables building real-time single-page applications with minimal client-side JavaScript by shifting rendering logic entirely to the backend, eliminating the need for separate frontend frameworks, JSON APIs, and client-state management. This architectural approach reduces complexity, decreases latency through persistent bidirectional connections, and enables true real-time features like broadcasting—allowing IT organizations to consolidate development efforts into a single language and codebase while improving application performance. For CIOs, this represents a potential operational efficiency gain through reduced frontend complexity, fewer technology dependencies, and lower infrastructure requirements, though it requires careful evaluation against organizational expertise and specific use-case requirements.