Most of the Linux software is free and open source meaning that the code can be examined by everyone in the Linux community. This leads to security in the code, but also for the ability of other users in the community to add features, improve the software, and release new versions. The end result is a lot of no or low cost software that can effectively replace much of the software that usually requires high costs or now days subscription services. Browse the overviews of Linux software to see how switching to Linux can help your productivity.