Andescotia Software LLC - Makes Marten graphical integrated software development environment, a Prograph variant. - http://www.andescotia.com/
Why Do I Need Prograph CPX? - Article by Dr. Scott B. Steinman. [MacTech, Volume 11 Issue 7] - http://www.mactech.com/articles/mactech/Vol.11/11.07/PrographApp/
MacApp and Prograph CPX: A Comparison - Article by Kurt Schmucker, Advanced Technology Group, Apple Computer, Inc. [MacTech, Volume 11 Issue 5] - http://www.mactech.com/articles/mactech/Vol.11/11.05/MacAppandPrograph/
Filters & Sieves in Prograph CPX - Article by Kurt Schmucker in MacTech magazine (Volume 11 Issue 3). - http://www.mactech.com/articles/mactech/Vol.11/11.03/PrographUndo/index.html
Commands and Undo CPX - Article by Kurt Schmucker, Apple Computer, Inc. in MacTech magazine (Volume 11 Issue 1). - http://www.mactech.com/articles/mactech/Vol.11/11.01/CommandsandUndoCPX/index.html
Prograph 2.5 - Article by Terry Kilshaw. [MacTech, Volume 8 Issue 1] - http://www.mactech.com/articles/mactech/Vol.08/08.01/Prograph2.5/index.html
Radix Sort with Prograph - Article by Robert McIvor in MacTech (Volume 7 Issue 5) - http://www.mactech.com/articles/mactech/Vol.07/07.05/RadixSort/
Prograph Primitive - Article by Terry Kilshaw. [MacTech, Volume 7 Issue 5] - http://www.mactech.com/articles/mactech/Vol.07/07.05/PrographPrimitive/index.html
Prograph 2.0: Prograph Grows Up - Article by Dave Kelly, MacTutor Editorial Board. [MacTech, Volume 7 Issue 1] - http://www.mactech.com/articles/mactech/Vol.07/07.01/Prograph2.0/index.html
Prograph 1.2: An OOP Primer - Article by Dave Kelly, MacTutor Editorial Board [MacTech, Volume 6 Issue 3] - http://www.mactech.com/articles/mactech/Vol.06/06.03/Prograph1.2/
Prograph CPX - Downloads: Classes and example viewer for images compressed in any format supported by QuickTime 2.5, several universals for handling integer arrays. By Lloyd R. Fortney. - http://www.phy.duke.edu/~fortney/cpx/
DataLink: The Prograph Pages - Historical archive of code and information, overview of possible replacements. Short description of CPX, screen shots, CPX library of freeware tool kits, Prograph Classic freeware IDE from Pictorius, link page. - http://www.taylor-design.com/datalink/