G-code files are normally created when slicing software processes a 3D model, but there are some interesting tricks to be done when G-code is created directly.

Compiled code versus source code The vast majority of the packages found on public repositories such as npm for JavaScript, PyPI for Python, and RubyGems for Ruby consist of open-source code files ...

Each byte in the file contains one character that conforms to the standard ASCII code (see ASCII chart). Program source code, batch files, macros and scripts are straight text and stored as ASCII ...

Code files in the browser will have features like tab completion, syntax highlighting, completion suggestions, IntelliSense, Find & Replace, ‘diff’ to track changes.