Ledger Live currency formatting utilities

A small, lightweight javascript library for working with currency values.

Client for pricing API

Fork of pretty-format with support for ESM

Returns true if a number or string value is a finite number. Useful for regex matches, parsing, user input, etc.

Zero dependency tiny JavaScript library (1kB bytes) by CurrencyRate.today, providing simple way and advanced number, money and currency formatting and removes all formatting/cruft and returns the raw float value.

A string manipulation toolbox, featuring a string formatter (inspired by sprintf), a variable inspector (output featuring ANSI colors and HTML) and various escape functions (shell argument, regexp, html, etc).

Formatting Date objects as strings since 2013

A JavaScript time formatter and parser inspired by strftime and strptime.

Lightweight, reactive number and pattern formatting for Svelte 5. NumericFormat & PatternFormat for inputs, NumericText & PatternText for SSR-safe display.

Formats numbers with separators every 3 digits and currency etc. Highly configurable.

Format numbers for human consumption.

Format numbers and number string

fast-csv formatting module

Easy formatted numbers, currency and percentage with input/directive mask for Vue.js

Pure-JS printf

Number column type for RevoGrid system based on numeraljs

A simple module for handling Ethereum units (e.g. 'ether', 'wei', etc...)

Format a number with commas or custom character

Hooks to build formatted inputs the right way