We've seen a lot of ppl write electron apps because they're portable. I see this as electron/jvm for code that already exists in non vm languages, so that in theory you don't need to do nearly as much rewriting, or any at all. that's pretty cool.
I recently made a command line assembler tool written in C in the early 90's run in a VSCode extension via WASI just by compiling with the WASI SDK, IMHO that's pretty cool:
(same with my home computer emulators, but those were written right from the start with the web as "just another platform" in mind: https://floooh.github.io/tiny8bit/)