Project 64K
you can download the emualtor from here
this is the n64 emulator which can be played online
Project 64K
http://9f2a5a84.realfiles.net
Kaillera enables emulators to play on the Internet.
With Kaillera you can enjoy playing video games with others from all over the world.
it consists of a client and a server.
The client is usually embedded into your favorite emulator and the server is a
stand-alone application that needs to be run on a machine directly wired to the Internet.
Downloads
http://6241dfb7.realfiles.net
check which one you need its offered
for
linux
Windows
Source
http://pj64k.emulation64.com/