Im using a

Software:
Fl Studio XXL- My main Software
Adobe Audition 2.0 - for Mastering

Vsti's:
EWQL Symphonies Gold - My live Symphonies Plugin Takes up 65% of my hardrive space.
Seinberg Hypersonic 2 - My all around plugin good for everything
Korg Legacy Edtion - My Synth Plugin
LinPlug Octopus - Good for those rare synths that you never heard anywhere else
Wave Arts Powersuit 5 - My Professional compressing, mastering, and reverb plugin.

Whats everyone else using cuz i need a good Piano VSTI and im wondering if anyone can give me some names of good ones.