Topic engineering
typesetting associated with engineering of whatever sort
Draw bit field data structure diagrams (obsolete)
Draw Bode, Nyquist and Black plots with gnuplot and TikZ
Create illustrations for network protocol specifications
Support for users in Telecommunications Engineering
Matrices/tensor typesetting
Support of signal processing-related disciplines
Civil engineering diagrams, using pstricks
Typeset programmable elements in digital hardware (registers)
Print Steinmetz notation