Can´t open and use these SCAD files

[charlybrown1982]

I found the solution. I just had to download all files and open it from the extracted folder....

Close my issue, please.

---

I freshly installed OpenSCAD version 2021.01.

When opening your models there are different problems like this:

OpenSCAD 2021.01
https://www.openscad.org/

Copyright (C) 2009-2021 The OpenSCAD Developers
This program is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 2 of the License, or (at your option) any later version.

Loaded design 'C:/Users/---/Downloads/gridfinity_basic_cup.scad'.
WARNING: Can't open library 'gridfinity_cup_modules.scad'.
Compiling design (CSG Tree generation)...
WARNING: Ignoring unknown module 'basic_cup' in file gridfinity_basic_cup.scad, line 71
Compiling design (CSG Products generation)...
Geometries in cache: 0
Geometry cache size in bytes: 0
CGAL Polyhedrons in cache: 0
CGAL cache size in bytes: 0
Compiling design (CSG Products normalization)...
Normalized tree has 1 elements!
Compile and preview finished.
Total rendering time: 0:00:00.050
Loaded design 'C:/Users/---/Downloads/gridfinity_baseplate.scad'.
WARNING: Can't open include file 'gridfinity_modules.scad'.
Compiling design (CSG Tree generation)...
WARNING: Ignoring unknown variable 'gridfinity_pitch' in file gridfinity_baseplate.scad, line 72
WARNING: undefined operation (undefined / number) in file gridfinity_baseplate.scad, line 72
WARNING: undefined operation (undefined - number) in file gridfinity_baseplate.scad, line 72
WARNING: undefined operation (undefined - number) in file gridfinity_baseplate.scad, line 72
WARNING: Ignoring unknown module 'cornercopy' in file gridfinity_baseplate.scad, line 74
WARNING: Ignoring unknown module 'gridcopy' in file gridfinity_baseplate.scad, line 77

[notAreYouScared]

You also need to download gridfinity_cup_modules.scad