Post YFW you see 12am/pm refer to noon/midnight : r/ISO8601

12pm Or 12am? Is Midnight 12am? Is Noon 12pm? Compare It, 48% OFF

Midnight and Noon—When to Use A.M. and P.M.

Decoding the Meaning of '11:59 PM UTC-12:00' as Deadline

Incorrect am/pm marker between 12 to 1 pm · Issue #131 · dart-lang/i18n · GitHub

Is 12pm noon or midnight? - Quora

When is 12:00AM Tuesday? AM PM Time Format Explained?

National Neither Snow Nor Rain Day 2023: Date, Observance, Quote

Is 12:00 PM and 00:00 AM the same (which is both midnight)? Similarly, is 12:00 AM and 00:00 PM the same (which is both noon aka midday)? - Quora

Is the period 12:00 noon to 12:59 pm still considered to be noon or is it afternoon? Also, is 12:00 midnight to 12:59 am still midnight or the morning? - Quora

Is 12pm noon or midnight? - Quora

If PM means 'after noon', shouldn't 12:00 PM actually be 0:00 PM? It's not twelve hours after noon. - Quora

Midnight and Noon—When to Use A.M. and P.M.