TypeScript★ 1,357Oct 21, 2026
TypeScript★ 189↓ 274.3K/moSep 7, 2026

ethlo/ituAn extremely fast parser and formatter of standardized date and date-times supporting RFC-3339 (ISO-8601 profile) and more.
Java★ 41Oct 19, 2026
TypeScript★ 23↓ 51.3K/moSep 15, 2026

signalxjs/coreSignalX (sigx) — a fine-grained reactive TypeScript framework with signals, TSX components and typed server functions. One core for web, native and terminal apps.
TypeScript★ 2↓ 31K/moSep 5, 2026

Shmulik-Kravitz/jewish-dateJewish Date is a fast and modern 2kB JavaScript library that provides a simple and efficient Gregorian-to-Hebrew and vice versa date converter.
TypeScript★ 70↓ 26K/moSep 20, 2026
TypeScript★ 36.6K↓ 486M/moSep 16, 2026

pascalorg/lingoMake forms easier, LLM tools safer. Natural-language quantities, units, dates & ranges parsed into canonical values — zero dependencies, two-way.
TypeScript★ 17↓ 20.8K/moSep 14, 2026
TypeScript · JavaScript★ 796↓ 16M/moOct 19, 2026

moment/luxon⏱ A library for working with dates and times in JS
JavaScript★ 16.5K↓ 145M/moSep 17, 2026
Packagist · PyPI71Goodhealth index
PHP★ 213↓ 69.5K/moSep 16, 2026
Packagist71Goodhealth index
PHP★ 733↓ 171.2K/moSep 24, 2026

hebcal/hdate-jsconverts between Hebrew and Gregorian dates using Rata Die (R.D.) algorithm by Dershowitz and Reingold
TypeScript★ 3↓ 203.9K/moSep 15, 2026
crates.io69Goodhealth index

icepuma/tempsParse human-readable time expressions in Rust. Supports relative times, dates, weekdays, and combined expressions in multiple languages. Works with chrono and jiff.
Rust★ 7↓ 5,891/moOct 21, 2026
crates.io69Goodhealth index
Rust · Makefile★ 9↓ 8,628/moAug 24, 2026
TypeScript★ 4↓ 129.9K/moSep 15, 2026
TypeScript★ 0↓ 650/moSep 13, 2026
TypeScript★ 3↓ 436.1K/moSep 15, 2026
crates.io67Goodhealth index

sebastienrousseau/dttRust crate for date, time, and timezone manipulation. Parse, format, validate, and convert RFC 3339 / ISO 8601 with guaranteed round-trip safety.
Rust★ 7↓ 7,117/moSep 13, 2026
TypeScript★ 13↓ 4,433/moSep 17, 2026

iLib-js/iLibA library of i18n routines written in JavaScript.
JavaScript★ 35↓ 102K/moSep 15, 2026
npm63Moderatehealth index
TypeScript★ 81↓ 567.3K/moSep 7, 2026
npm63Moderatehealth index

inukshuk/edtf.jsExtended Date Time Format (ISO 8601-2 / EDTF) Parser for JavaScript
JavaScript★ 78↓ 37.8K/moSep 15, 2026
npm63Moderatehealth index

jalaali/jalaali-jsJavaScript functions for converting Jalaali and Gregorian calendar systems to each other
TypeScript★ 365↓ 3M/moSep 15, 2026
npm63Moderatehealth index
TypeScript★ 475↓ 3.7M/moSep 7, 2026
npm63Moderatehealth index

nazmul-nhb/nhb-toolboxA versatile collection of smart, efficient, and reusable utility functions and classes for everyday development needs.
TypeScript★ 11↓ 3,541/moSep 8, 2026
npm63Moderatehealth index
TypeScript★ 21↓ 4.8M/moOct 18, 2026
PyPI62Moderatehealth index
Python★ 53Sep 15, 2026
npm62Moderatehealth index
Svelte · TypeScript★ 339Sep 17, 2026
npm60Moderatehealth index
JavaScript★ 54↓ 4,139/moSep 26, 2026