arr-includes
Return positive value if (any of the) passed value(s) exists in array, or optionally an index
Return positive value if (any of the) passed value(s) exists in array, or optionally an index
Asynchronous validation for node and the browser
Runtime type validation for JavaScript and TypeScript programs
Validate files with XO
Validates if a value is a boolean.
Validates if a value is a string array.
Validators for Mongoose schemas with validator.js
Lightweight & powerful express validator designed for Typescript.
Generates and validates driving license numbers (DLNs)
Calculate or verify the credit card check digit (luhn)
NodeJs module based on ISO-4217 for validate and get basic info by currency
Additional GraphQL types
Checks various aspects of a web page for correctness.
A stylish reporter for CSSLint, heavily inspired by jshint-stylish
Flexible and lightweight object validation library.
SheerID JavaScript Library
Validate URLs for sane values
Parses, sanitizes, and validates environment variables.
Assertions to do some runtime type checking
A vuejs validator for .NET forms.