This site contains various on-line utilities that generate simple G-code (computer numerical control (CNC) programming language) programs.

You can create CNC programs for milling, drilling, milling pockets and engraving.

G-code (RS-274D) programs can be using for driving lathes, mills, routers, lasers or other machines.
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Also on the site are various technical calculators.
These engineering calculators can be useful to technologists, designers and operators of CNC machines.

We recommend to read some articles and materials related to the CNC programming.