Seeking a network drawing tool that is open source and can operate on Windows 10. We need it for some simple infrastructure diagrams (LAN, ROUTER, SWITCH).
DIA is open source and cross platform http://dia-installer.de/
Thanks for your timely response. Just what we needed!
yEd is also a very useful, as used by @whowe
Although very useful and free to use, yEd is not Open Source.