What are some alternatives?
When comparing macintosh.js and Nick Reboot, you can also consider the following products
Poolside FM - Experiment a radio made on Internet times.
90 Kids - Play all arcade games from the 90s
My 90's TV - TV from your childhood
KissAnime - KissAnime.
Big Desk Energy - No matter where you desk is, the energy is here
Tvcrazy - Tvcrazy is another web-based application that allows you to enjoy unlimited classic stuff with detail description.