In theory, handling dates as a developer is as simple as creating, storing, and, if necessary, manipulating dates. But as a JavaScript developer, you would know this theory doesn’t hold long ...

Luxon is a modern lightweight library for parsing, validating, manipulating, and formatting dates in JavaScript.

Date-fns in an open-source library supporting date parsing and formatting, locales, and date arithmetic like addition and subtraction. It’s dubbed as Lodash for dates due to its versatility.