LTspice - LTspice® is a high performance SPICE simulation software, schematic capture and waveform viewer with enhancements and models for easing the simulation of analog circuits.
Aspen HYSYS - Aspen HYSYS is a software solution for chemical process simulation and modeling.
Circuit Simulator - Animated electronic circuit simulator using ideal components to visualize voltage and current.
myQuorum - myQuorum, a program for modeling and simulating chemical reactions, designed to help chemical process engineers and students work on chemical process modeling, simulation and optimization projects within a user-friendly environment.
Solve Elec - Solve Elec is a free educational program to draw and analyze electrical circuits.
Surfer - Surf News, Fantasy Surfer, Photos, Video and Forecasting.