Interactive geometry software The Geometer's Sketchpad Geometer Sketch pad math vector mathematics physics Geometry

 https://en.wikipedia.org/wiki/Category:Interactive_geometry_software
https://en.wikipedia.org/wiki/GeoGebra
https://en.wikipedia.org/wiki/The_Geometer%27s_Sketchpad
https://en.wikipedia.org/wiki/Category:Graphics_libraries

https://github.com/jslee02/awesome-graphics-libraries

https://knilt.arcc.albany.edu/Unit_1:_What_is_Geometer%27s_SketchPad%3F
https://www.3delite.hu/TGraphDisplay3D/
http://www.partow.net/projects/fastgeo/

https://wiki.freepascal.org/Lazarus_Documentation

Validating and testing a project delivery success model in construction: a mixed-method approach in Australia | Emerald Insight

http://www.felix-colibri.com/papers/graphic/delphi_3d_designer/delphi_3d_designer.html
https://stackoverflow.com/questions/15584170/draw-sphere-on-timage-control-of-delphi
https://delphiscience.wordpress.com/tag/3d/

Open CASCADE Technology (OCCT)
https://en.wikipedia.org/wiki/Open_Cascade_Technology
https://openscad.org/
https://en.wikipedia.org/wiki/List_of_3D_graphics_libraries