PUBLIC MARKS with tags howtogeek & "PDF Viewer"

Open Source PDF Reader for Windows in a Single .Exe We've always been fans of the free Foxit PDF reader here, but when I came across an open-source PDF viewer that was even more lightweight and simple, I immediately switched. The Sumatra PDF viewer comes as one single .exe file, and is about as minimal as you can get… it launches in less than a second for me, and the clean interface is great.