``` @IsDivisibleBy(num: number) @IsBooleanString() @Contains(seed: string) @NotContains(seed: string) @IsAlpha() @IsAlphanumeric() @IsAscii() @IsBase32() @IsBase64() @IsIBAN() @IsBIC() @IsByteLength(min: number, max?: number) @IsCreditCard() @IsCurrency(o

A lightweight, zero-dependency library for common data validations.

The Stacks string utilities.

a simple script for verifying credit card number.

Unified validators library (email, URL, IP, credit cards, UUID, hashes and more), inspired by Python's validators package.

This is a [fonk](https://github.com/Lemoncode/fonk) microlibrary that brings validation capabilities to validate if a field of a form is a valid credit card

JavaScript toolkit: NDArray, ML, Stats, validation, functional, date, async, collection, color, error, logger, crypto, path, IO, type, dep-exray. Zero dependencies.

Library package util for payment industry

TypeScript based generic, fluent validation framework library.

Logic and validation framework

Simple functional form validation

Form validation and data filtering for Express

CLI TypeScript Library

Simple javascript validate features

Geenius Tools — Framework-agnostic utility helpers (validation, async, date, string, object, function, classnames)

ovt with validator functionalities

Premium, ultra-fast validation library for email, URLs, domains, IP addresses, credit cards, phone numbers, and MAC addresses.

常见的正则检验

A simple and convenient library of functions that leverage regular expressions while hiding its complexity of implementation

Common validation functions for email, URL, phone, ID card, credit card and more