is a tool for chemical structure drawing, publishing, and information querying. Features of ChemDraw include: structure cleanup, atom label...

is a complete electronics design system which lets you simulate entire microprocessor designs running actual processor machine code in real-time....

lets you view chemical structures and molecular models on the Internet. It can be used in conjunction with the ChemFinder WebServer to search...

is a complete electronics design system consisting of schematic capture and PCB (Printed Circuit Board) layout capabilities. The schematic capture...

is a chemistry simulator for high school students. To simulate an experiment simply choose your apparatus, and fill the vessels with the exact...

provides torsional stress analysis of various beam shapes. Shapes that are analyzed include I beams, C-channels, and Z shapes. You can select from...

brings powerful computational chemistry and 3D publishing to your desktop. Chem3d allows you to use molecular mechanics to find low energy...

lets you experiment with basic electricity. It includes worksheets that cover a variety of topics (including circuits, flashlights, doorbells,...

is an artificial life simulator. You simply select a number of artificial living objects, which move around in a 2D world, while making decisions...

allows you to predict tides and currents for about 9,000 locations around the world through the year 2038. Tides are depicted in various graphical...

provides the thermodynamic properties of water and steam. Given any two known properties (pressure, temperature, enthalpy, entropy, or specific...

allows you to analyze your ham radio antenna. The program lets you match your antennas impedance (the total opposition offered by an electric circuit...

allows you to easily translate NC (Numerical Control) code between various machines with different CNCs (Computerized Numerical Controls). NC...

is an AC circuit analysis program designed for anyone interested in electronics. You can use PC-Ecap to calculate magnitude, phase, group delay,...

is a Computer Numerical Control (CNC) programming utility for lathes. Lathe Quick Code can help programmers create gcode quickly without using any...

enables you to build, examine, modify, and transfer 3D models and sophisticated 3D graphic images into other applications. Molecules-3Ds features...

is a graphical utility that calculates the values of four band resistors given the color code. The program also displays the color bands after typing...

is a highly graphical neural network simulator. NeuroSolutions combines a modular, icon-based network design interface with an implementation of...

is an integrated S-parameter toolset for Radio Frequency (RF) and microwave electronic engineering. Features of this program include: automatic data...

is a cellular network design calculator. Calcucell was designed for planning and system design engineers (NMT, GSM, AMPS), and includes various RF...