The open source movement has hit the 21st century full force. Gone are the days when you have to pay hundreds of dollars for software to meet your productivity needs. From typing a Microsoft Office compatible document to testing the security on your network, there is an open source product out there for virtually everything you could want to do if you know where to look. Here is a list of some of the products that can be used on an every day basis to meet the needs of even the most sophisticated user. Best yet, they are free.