Java and C# already have first-rate development environments, for example, and GWT and Script# allow those languages to compile to JavaScript so that they can be run in the browser.

This Linux distro runs in a JavaScript-compiled RISC-V emulator within a PDF. This PDF file format supports Javascript ...

Higgs, an experimental JavaScript engine written in D, uses novel approaches to speed up JavaScript -- and could inspire similar projects An experimental new JavaScript compiler could provide ...