Leaning Technologies' WebVM 2.0 offers a full Linux environment in your web browser, supporting Xorg and desktop environments. It uses WebAssembly and CheerpX x86 virtualization engine, enhancing scalability and performance.
https://alternativeto.net/news/2024/11/webvm-2-0-brings-a-full-linux-environment-to-your-web-browser-with-xorg-and-desktop-support/