The following is a list of popular tools that we find indespensible for your computer. These are open source tools, so you can use them without any cost.
PDFCreator – http://www.pdfforge.org/ – Create a pdf file from any application by selecting the PDFCreator print driver.
7zip – http://www.7-zip.org/ – 7-zip is the open source replacement of winzip or winrar, which both use the 7-zip compression engine.
jZip – http://www.jzip.com/ – jZip is built upon 7-zip and offers a nice graphical interface.
Thunderbird – http://www.mozilla.com/thunderbird/ – Thunderbird email client simplifies your email processing.
FireFox – http://www.mozilla.com – The alternative to IE.