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.