With the recent release of SonarToolsEditor (see signature for link to download from Onedrive) you can not only add Audio editors to Sonar's utility menu but any of the utilities can be added and opened right from inside of Sonar. It's just a quick way of launching a program.

Even SonarToolsEditor can be launched from there.

This is true. SONAR will launch just about anything. Keep in mind, SONAR only reads the tools registry area once when the program is loaded so any changes to this area will show up the next time SONAR is started.

Here is an example of adding the Windows magnifier tool to the the SONAR Utilities menu