simple date math util

A date math parser compatible with elastic search format

Variable expressions with date-math support

Render-agnostic core for super-calendar: date math, selection model, event layout, the month-grid builder, headless hooks, and neutral theme tokens. No renderer.

This is a plugin to the Moment.js library to support date-math expression as a string to the moment object

Small, elegant, Olson educated, timezone aware date math and `strftime` date formatting in pure JavaScript with no dependendcies for Node.js and the browser. Timezone uses the Olson/IANA timezone database. Timezone is aware of every clock transition in th

Small, elegant, Olson educated, timezone aware date math and `strftime` date formatting in pure JavaScript with no dependendcies for Node.js and the browser. Timezone uses the Olson/IANA timezone database. Timezone is aware of every clock transition in th

lodash inspired date formatting and date math methods.

Kendo UI typescript package exporting functions for Date manipulations

Basic Date math via js-joda

Math. functions for dates

A lightweight elasticsearch-style date math parser built on [Luxon](https://moment.github.io/luxon/) instead of moment.js. Works in both Node.js (NestJS, etc.) and the browser.

A lightweight, chainable DateTime utility for JavaScript and TypeScript with UTC support, formatting, and date math.

TypeScript definitions for date-arithmetic

ES Math-related intrinsics and helpers, robustly cached.

mdast extension to parse and serialize math

micromark extension to support math (`$C_L$`)

remark plugin to parse and stringify math

MCP server with 10 date & time tools — timezone conversion, date math, formatting, parsing, cron explanation, countdown, unix timestamps, business days, ISO weeks, and relative time. Zero dependencies beyond MCP SDK.

MCP server for the numcal date and time calculator. Lets LLM tools like Claude Code, Claude Desktop, and Cursor get deterministic date math via natural-language queries.