1964js Git (2018/04/29) is released. 1964js is the first N64 emulator written in JavaScript (CoffeeScript to JS). It is loosely a port of our N64 emulator for Windows called 1964. 1964 was written in C and C++.

1964js Git Changelog:
* Merge pull request #37 from schibo/npot-textures
* Optimize inverse transpose calculation
* triangle draw optimizations
* Fix js debug mode
* assuming non-power-of-2 support
* Removing texture write to canvas; assuming non-power-of-2 support for now

Try Online: 1964js Git (2018/04/29)
Source: Here