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The main Virocon32 site is vircon32.com
The list of Releases can be found on the Vircon32 GitHub repository here: https://github.com/vircon32/ComputerSoftware/releases
The aforementioned archive files contain a README detailing the build process.
Text can be displayed with the set_drawing_point() and print() methods
set_drawing_point(0, 0); print("Hello World");
The print() method draws text using the drawing point as the uppermost left part of the text