- Tone2 Audiosoftware

Birthplace of HCM synthesis, home to the Gladiator, Firebird+, Warmverb, FilterBank3 and Bifilter2 plugins

- Nomad Factory

Analog Mastering Tools, D82 Sonic Maximizer and Tube emulations

- Devine Machine

Krishna synth, Guru and many more innovative plugins

- Nusofting / Liqihsynth

Creators of Modelonia, Broken Drum Machine and DK+

- RS-met

Robin Schmidt's Music Engineering Tools

- Kvr

Community site dedicated to music production with news, reviews and forums

- Patch Arena

User contributed patches for synthesizers and effects

- Cakewalk

Developer of powerful and easy to use products for music creation and recording