It is documented at windowjs.org. Window.js is distributed as a single binary that can be downloaded for Windows and macOS. It can also be built from the sources for Windows, macOS and Linux.
CNET editor Gael Fashingbauer Cooper, a journalist and pop-culture junkie, is co-author of "Whatever Happened to Pudding Pops? The Lost Toys, Tastes and Trends of the '70s and '80s," as well as "The ...