Validate XML, Parse XML, Build XML without C/C++ based libraries

Email address and domain validation

Loosely validate an event.

User validations for npm

remark plugin to validate links to headings and files

Validates an IRI according to RFC 3987

Swagger 2.0 and OpenAPI 3.x parser and validator for Node and browsers

Git branch name validator

Javascript type validate

Give me a string and I'll tell you if it's a valid npm package license string

Javascript validator for UUID versions 1 through 5

A simple and composable way to validate data in JavaScript (and TypeScript).

AWS CloudFormation Validate

Validate identifier/keywords name

Validate plugin/preset options

Check if a string is SVG

Validate HTML colors by 'name', 'special name', 'hex', 'rgb', 'rgba', 'hsl', 'hsla', 'hwb', 'lab' or 'lch' values

Object schema validation

Validate object properties in javascript.

cron-validate is a cron-expression validator written in TypeScript.