SimApp
Simulation tool for automatic control systems in the time and frequency domain based on the idea of block diagrams. Full visual block diagram editor. Simulation results are displayed in diagrams and data tables. More than 90 basic function blocks.
Sheet Lightning
Sheet Lightning is a specialised engineering 2D/3D CAD System for creating and unfolding sheet metal designs for fabrication or manufacture. It handles cylinders, cones, square-to-round adapters, ovals, intersections and mutli-intersections.
RPN Engineering Calculator
More than 200 solutions with five unique keypads: Standard, Engineering, Magnetics, Trig, and Convert. It has a complete help system with individual tips for all but the most ordinary functions, a handy running tape display.
SLS (Sanitary Lift Station)
Engineers Design pump stations Calc Max-Min Sys Head Curves&plot w/pump curves..
Exfilt
Quickly and easily design or analyze stormwater detention ponds and below grade systems for exfiltration/infiltration. Design stormwater systems to meet exfiltration volume drawdown time criteria.