Zeisis-Engen
EnGen-Frame
Zeisis surrounds the system to be developed, identifies the element level the process level and the communication level .

Zeisis is a process of purification and style embellishment.

The name is derived from Zeist in Holland where the composer worked on MetaPhysica Empirica I.

Zeisis-Gis
ZeGis
Zeisis-Demax
EM33
Zeisis-HrmDev
EM36
Zeisis-Purharm-
EM75
Zeisis Brushes up EM38
Zeisis acclaims Supera