CircuitMaker (1998) 35 Engineering Windows

CircuitMaker, from MicroCode Engineering, is an easy-to-use schematic design and simulation tool. This product was discontinued in 2000 after being bought out by Altium, and is not related to the current software of a similar name.

• 6.x
• 2000

Derive (1994) 1 Mathematics DOS

Derive was a computer algebra and graphing system, developed as a successor to muMATH by Soft Warehouse, Inc. in Honolulu, Hawaii, now owned by Texas Instruments. Derive was implemented in muLISP, also by Soft Warehouse. The first release was in 1988 for DOS. It was discontinued on June 29, 2007 in favor of the TI-Nspire CAS. The last and final version is Derive 6.1 for Windows.

• 3.x

Mathematica (1994) 8 Mathematics Windows

Mathematica, from Wolfram Research, Inc., is a mathematical and scientific application to formulate complex equations. and Mathworks MatLab.

• 4.x

MatLab (1986) 9 Mathematics Windows

MatLab is a high speed, interactive programming utility for manipulating, calculating, and plotting complicated mathematical equations. It is considered easy to use for those familiar with typical algebra equations.

• 5.x

TurboCAD (1993) 4 Graphics Engineering Windows

TurboCAD is a low-cost 2D/3D Computer Aided Design program that competed with AutoCAD and Generic CADD. It was first available for DOS, and later Mac, Windows 3.x, and Windows 9x/NT.

• 3.x

Ultimate Deck and Landscape (2000) 1 Engineering Windows

Ultimate Deck and Landscape, from Punch! Software, is a simplified 3D CAD program that enables one to easily design custom deck layouts and landscape layouts. It provides a 3D-rendered view with the ability to "walk around" so you can easily view it from all angles. It can also keep track of general costs for all of the elements used in your design.

• 3.x