10 free Windows apps that improved my productivity (and I'd easily pay money for)

LibreOffice is free to download and install for Windows.
Hosted on MSN

7 Open-Source Windows Apps I Can't Live Without

Windows isn't usually the operating system that comes to mind when the phrase "open source" gets thrown around, but make no mistake: many of the best Windows apps today are open source. Here are a few ...
MUO on MSN

7 open-source apps so good, Microsoft should build them into Windows

These open-source apps fix everyday Windows annoyances so well, it’s baffling Microsoft hasn’t built them in yet.
ZDNet

10 open-source Windows apps I can't live without - and they're all free

If Windows is your OS of choice, consider these open-source apps. There are tons of open-source apps for just about any task. These are all free to install and use on Windows. I've been using ...