Gradshteyn and Ryzhik integral program

Hi everybody, I have heard that a program for solving integrals goes around under the same name as the well known book of Gradshteyn and Ryzhik. I have heard it is quite powerful. Anyone have any idea where I can find it?
Gradshteyn/Ryzhik is an old book that contains integrals of thousands of different functions. It's been superseded by

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