JSPspEmu Git (2014/05/26) 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:
- Woops :P
- Small update
- Fixed Lumines adhoc mode (fixed adhoc matching + adhoc recv + adhocpdpstat)
- Added a NetManager for handling websocket. This will be used for chat too.
- Added support for byte[6]

Try online: JSPspEmu Git (2014/05/26)
Source: Here