/github-indentation

Did GitHub fix indentation inside markdown files?

github-indentation

You can change how GitHub renders the tab.

GitHub / Settings / Appearance / Tab Size Preference

However, it does not apply to markdown codeblocks.

{
	// Indented with a tab. How do I look?
	"key": "value"
}

As of 2023-11-17, it is rendered at a fixed 4 space.

You can compare this to sample.jsonc