My main digital audio workstation is Steinberg's Cubase.
I also use(d) Reason, Logic Audio, Ableton Live and Magix' Music Maker.
Main virtual instruments for guitars & basses are from Amplesound.
Synthesizers & keys come from Arturia, Korg, Native Instruments, Roland & HALion.
Drums are mostly from Toontrack.
Virtual voices come from Dreamtonics' Synthesizer V.
Orchestral Instruments are from Vienna Symphonic Library.
Effects come from Eventide, IKMultimedia, Native Instruments, Steinberg and Toontrack.
Mastering is done in Steinberg's Wavelab.