NESEI GK - Large compact version: compiled for 30,000 nodes or strings, single user or network version.
NESEI KK - Small compact version: compiled for 2,000 nodes or strings, single user or network version.
NESEI Viewer Plus Version: for comfortable query of calculation results and calculation of load cases with the existing pipe network (1st license for calculations, 2nd single workstation license corresponds to NESEI Viewer Classic).
NESEI Viewer Classic: for comfortable query of calculation results (1 license for 2 single workstations).