gloomydate
A library for calculating relative time strings, compatible with both ESM and MPA environments.
@on_plc/timediff
A TypeScript library for calculating the difference between two dates with localization support for multiple languages.
solar-time
This library provides functions to calculate local solar time, also known as local apparent time, based on a given location and date.
@fcf-ebisawa/time-delta
A TypeScript library for precise time duration calculations and manipulations with signed time support
tickago
JavaScript library to calculate and compare elapsed time
