This viewer is a free app that makes it easier to view PostScript files in your browser.
Get a PS, EPS file and generate a PDF file to make it printer-friendly. Convert the raw PostScript to PDF file. 

You can choose a PS, EPS, GZipped PS file from your computer or from Google Drive. Provides connect with Google Drive.
You can easily view or edit your PostScript file, you can also use it as PostScript reader to open a raw PostScript file.
It has a very straight forward user interface that can get you started in seconds.

This app only works locally without going through the server. It allows you to compile a PostScript to PDF file in your browser directly.
Supports PS, EPS, GZ (GZipped PS) file.