Opera is a super fast Web browser. Designed to make your life easier! Why Opera? Safe, secure, powerful and fully customizable, the Opera Web browser is faster and more secure than other browsers available on the market. Opera delivers robust security and a far-richer feature set than any other Web browser and it's free. Opera is the Web pioneer that delivered tabbed browsing, features lots of other great tricks for quick navigation, including Speed Dial, a quick way to put all of your favorite daily sites at your fingertips. You can also take, save and trade Notes attached to any Web site while browsing, or Create Search shortcuts from any search field on the Web. Opera is super fast and free, secure and stable, and offers lots of great tools for Web Developers.

Sumatra PDF is a slim PDF viewer for Windows. Sumatra has a minimalistic design but still has most of the features you need from a PDF viewer. It's small and starts up very fast. Simplicity has a higher priority than a lot of features. 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.