moment / moment-timezone

Timezone support for moment.js

spencermountain / spacetime

A lightweight javascript timezone library

github / relative-time-element

Web component extensions to the standard <time> element.

js-joda / js-joda

:clock2: Immutable date and time library for javascript

evansiroky / timezone-boundary-builder

A tool to extract data from Open Street Map (OSM) to build the boundaries of the world's timezones.

onury / geolocator

A utility for getting geo-location information via HTML5 and IP look-ups, geocoding, address look-ups, distance and durations, timezone information and more...