Mogg telephoto lens adaptors.
SAC 0.5 Focal Reducer.
Meade 0.63 Focal Reducer.
Bader IR Filter.
Astronomik; 13nm bandwidth; Ha, SII, OIII filters.
Atik Filter Wheel.
EQDIR serial EQ telescope control by Shoestring Astronomy.
GPUSB USB to EQ ST4 by Shoestring Astronomy.
Logitech Rumblepad (wireless) telescope control via EQMOD
Software
Nebulosity by Stark Labs.
PHD (guiding software) by Stark Labs.
ImagesPlus by Mike Unsold
Adobe Photoshop CS
Astronomy Tools by Noel Carboni.
EQMOD - open source
ASCOM - open source