Open Source & Free Software for Windows
Sumatra PDF is a slim, free, open-source PDF viewer for Windows. Sumatra has a minimalistic design. Simplicity has a higher priority than a lot of features. It´s small and starts up very fast. It´s designed for portable use: it´s just one file with no external dependencies so you can easily run it from external USB drive.
PDFCreator easily creates PDFs from any Windows program. Use it like a printer in Word, StarCalc or any other Windows application.
Converber is a unit converter. It is a powerful software utility that will help make easy conversions between 1208 various units of measure in 32 categories.
SpeedCrunch is a desktop calculator for power users. Available for Linux, Microsoft Windows, and Mac OS X.
Scribus is an open-source program that brings award-winning professional page layout to Linux/Unix, MacOS X, OS/2 and Windows desktops with a combination of “press-ready” output and new approaches to page layout. Underneath the modern and user friendly interface, Scribus supports professional publishing features, such as CMYK color, separations, ICC color management and versatile PDF creation.
