A sample line of G-code is shown as follows: 12 G2 F800 X183.500 Y35.400 E24.62500. Note: Unless you are an expert on G-code, try not to write your own G-code because it may cause damage to your 3D ...

This wiki page is intended to provide example G-code programs to test and proof Grbl. Please feel free to contribute short programs with detailed descriptions of their movements and purpose. As a rule ...

For example, you can use a tool like G-code Optimizer to reduce the size and the complexity of your G-code file, which can improve the performance and the reliability of your 3D printer.

And if you want to see another example a DIY G-Code generator, check out this free 3D-modelling software Blender add-on called Blender CAM. Thanks [Martin] for the tip!