Glasswire is Qt5 based and not compatible with Windows XP, but works on all subsequent Windows iterations. After some summary testing, the major obstacle for portability seems to be its reliance on installation of a kernel driver (32 and 64 bit versions are included in the Windows installer).
http://www.glasswire.com/ wrote:GlassWire displays your network activity on an easy to understand graph while searching for unusual Internet behavior that could indicate malware or violations of your privacy. Once unusual network activity is discovered you're instantly alerted with detailed information so you can protect your computer, privacy, and data.
Recent Glasswire reviews:
tinyapps.org /blog/windows/201408250700_beautiful_firewall.html (including some firewall testing results...)
www.ghacks.net /2014/08/25/glasswire-helps-you-monitor-your-computers-internet-activity/
FYI, I posted a suggestion for Glasswire portability to forum.glasswire.com/t/a-couple-of-suggestions/53/2.
Download latest Glasswire installer (v1.0.21 Beta) from http://www.glasswire.com/download.