.WN File Extension

Web file used by WN, a Web server designed to protect visibility and access to server files; stores information about files served on the server; may describe .HTML files, images, and other binary files; used for specifying the content of Web files in a directory.

A WN file is compiled into the file index.cache, which is placed on the server and provides access to server files via HTTP requests.

Text file created by WriteNow, an older text editor for the NeXT operating system.