Network Diagram Software Mac Free Downloadsĭia Diagram Editor is a free, cross-platform, and open source network diagram software available for Windows as well as Linux and Mac OS X.Hopefully, you can make a final decision after reading this page:) Need to make a network diagram on Mac OS X but get stuck in which program is the greatest one? Don’t worry, in this article we have just collected the top 3 best network diagram software for Mac.