slocount's implementation certainly isn't the standard. It hasn't been updated in almost 2 decades and doesn't support counting LOC of any modern languages. I i

slocount's implementation certainly isn't the standard. It hasn't been updated in almost 2 decades and doesn't support counting LOC of any modern languages. I imagine HTML was ignored by default because it would be used for documentation instead of markdown back then. It's now very common to render UI with HTML & CSS, and I would certainly include any UI work as code.