To set:

defaults write com.apple.dt.xcode DVTDefaultLogLevel 3

To reset:

defaults write com.apple.dt.xcode DVTDefaultLogLevel 1

More details at Stackoverflow.

Ice

Ice is a powerful menu bar management tool. While its primary function is hiding and showing menu bar items, it aims to cover a wide variety of additional features to make it one of the most versatile menu bar tools available.

Latest

Latest is a free and open source app for macOS that checks if all your apps are up to date. Get a quick overview of which apps changed and what changed and update them right away. Latest currently supports apps downloaded from the Mac App Store and apps that use Sparkle for updates, which covers most of the apps on the market.

So there is a real synth heaven. In Switzerland, there is a museum of electronic instruments with quite extensive collection.

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Virtual MIDI Piano Keyboard is a MIDI events generator and receiver. It doesn’t produce any sound by itself, but can be used to drive a MIDI synthesizer (either hardware or software, internal or external). You can use the computer’s keyboard to play MIDI notes, and also the mouse. You can use the Virtual MIDI Piano Keyboard to display the played MIDI notes from another instrument or MIDI file player. To do so, connect the other MIDI port to the input port of VMPK.