Synth1 a synthesizer that you can use with any audio host. The Clavia Nord 2 is the reference for this VST instrument. It's one of the most popular hardware synthesizers used in music.
Synth1 is a music production tool that has been used in many studios around the globe for years. This led to the creation of a large user community online, which offers all types of support material, including tutorials and sound presets.
Synth1 is available for download for free. It's a VST emulator of Clavia Nord Lead 2 synthesizer.