For the creation of diagrams and specifically of network diagrams, Network Notepad Professional is a tool you should consider. The software is very easy to use and installation is a breeze. This is an application that has been elaborated specifically for the creation and editing of network diagrams.
Network Notepad Professional comes with a Notepad like editor that will look very familiar. The Notepad is equipped with all necessary tools for building and designing network diagrams. In the editor, your diagrams can be separated with tabs. Texts and graphics can also be added.
All shapes and forms in the diagrams are customizable. Furthermore, the importing of diagrams for the sake of modification is supported. All created diagrams can be saved to the destination of your choice and present a better visual quality than other competitors.