This has been asked many times before, but admittedly - searching for "making add-ons" returns so many erroneous results I hardly blame you for asking again.Here are the general programs you'd want for each aspect of modding (* = free):Music/Sound Editing: Audacity*Modelling: Milkshape, Blender*, Sketchup, 3ds Max, Maya.Scripting: Notepad/Wordpad.Icon Editing: GIMP*, Adobe Photoshop[/quote god that is bloody brillant thanks cookies