The GD and T Trainer Professional Edition is a virtual classroom in the fundamentals of geometric dimensioning and tolerancing. This computer-based training program contains 28 interactive lessons, quizzes, and a final exam. It provides instant lesson feedback, technical animations that demonstrate concepts, and audio narration. Also, includes over 100 author's comments that give tolerancing insights GD and T expert Alex Krulikowski.

DataFit
DataFit is a tool for performing curve fitting, statistical analysis & data plotting. Fit equations with up to 100 parameters to data with up to 20 independent variables. Define your own equations or choose from over 600 pre-defined equations.

The GD&T Trainer: Professional Edition
Effective, economical GD and T training on CD-ROM. Contains interactive lessons, technical animations, narration, 3D part drawings, course administration tools. Valuable for designers, engineers, and anyone who uses engineering drawings.

BeamBoy
BeamBoy is a free engineering utility for calculating stress and deflection of structural beams under load. May also be used for shafts. BeamBoy is menu-driven and intuitive.

Turbine
Calculate turbine steam consumption and exhaust steam conditions. Built-in steam properties. Wide variety of units of measure included.

Universal Mechanism
The program is intended for simulation of kinematics and dynamics of planar and spatial mechanical systems. The following performances are available as results: coordinates, velocities, accelerations, reaction forces, forces in active elements etc.