BASIC

In Python: https://github.com/norvig/pytudes/blob/main/ipynb/BASIC.ipynb

Standards:

• https://en.wikipedia.org/wiki/Full_BASIC (ignored by industry)
• https://en.wikipedia.org/wiki/Minimal_BASIC (very limited)

Body of code:

• https://github.com/robhagemans/hoard-of-gwbasic