 Also, as BricxCC was originally made for the RCX, programs for it can be written using NQC via BricxCC.Different firmware versions can be flashed to the NXT using BricxCC.BricxCC has many utilities such as NeXTExplorer (upload/download files, defragment the NXT, use file hex viewer), NeXTScreen (view what's on the NXT's LCD, and capture images and video).