JSPspEmu Git (2021/03/27) is released. JSPspEmu is a PSP emulator made using javascript (actually typescript). It will work with any modern browser. Though the first version work only works with Chrome (desktop and android). At this point it can run some demos.

JSPspEmu Git Changelog:
* Type function generation
* Type CpuState and Memory fields in code generation
* Update README.md with the new way for declaring HLE system functions
* Use original names directly on sceSasCore
* Cleanup parameters and return types
* Completed annotate module parameters and return types

Try online: JSPspEmu Git (2021/03/27)
Source: Here