MITCalc - Technical Formulas 

Solutions to dozens of basic formulas from physics, technology and mechanical engineering. Help, pictures as well as many selection tables with values of various coefficients and material properties are available for the formulas. Units convertor.
solid motion linear motion rectilinear motion rotation thermal expansion expansion friction rolling friction journal friction belt friction units units convertor

TVideoGrabber 

TVideoGrabber is a video capture component and media player component. Features include AVI and ASF recording, frame capture, network streaming, Print to DV, motion detection, videos from bitmaps, reencoding, text/graphic overlay, screen recording...
video capture media player frame capture delphi c++builder activex ocx multimedia frame grabber deinterlacing rotation motion detection motion detector streaming