BMW's factory tool is the PC based Online Service System (O.S.S.). O.S.S. includes a number of components and provides extensive service functionalities. Integrated into BMW's O.S.S. are software modules for both diagnostic work (aka: ISTA-D) and for module reprogramming (aka: ISTA-P).
Sub Forums: ISTA+ (AKA Rheingold or ISTA-D), ISTA-P (Integrated Service Technical Application Programming)

The suite of BMW software that includes INPA, NCS Expert, WinKFP, Tool32.
Sub Forums: INPA, NCS Expert, WinKFP, Tool32

Electronic Diagnostic Base System – A proprietary communication protocol/command set developed by BMW and implemented in all their vehicles. All proprietary BMW software uses EDIABAS to communicate with the vehicle.INPA —–(interpreter for test procedures) is older factory floor diagnostic software, designed to run test procedures. The software suite distributed by BMW Group that contains several interoperating applications and drivers, including NCS Expert, WinKFP, NFS, INPA, and others. All functions is possible cheap and powerful coding software for module coding, module updating, basic scanning etc.