Paul Ishenin wrote: > > I remember author of Total Commander who had failed to port his project > to FPC + Laz because of many incompatilities in both projects. IMHO, you are not right. the 64-bit version seems to be written in FPC/Lazarus: The string "FPC 2.5.1 [2011/12/03] for x86_64 - Win64" can be found in the binary. Regards, Bernd.