Validator Packages

Validates if a value is a positive integer array.

Grunt plugin to validate XML files

Angular module that allow validate model by bytes count.

Markdown Validator

TypeScript friendly Data validator for JavaScript.

Command line RAML validator

Backbone model validator allows you to define validation rules for model and utilize it for model-standalone validation or bind its events to the view so you can display errors if needed.

Grunt plugin to validate XML files and test if the documents are well-formed using a XSD schema

A json validator that has an option to check for duplicated keys

Validate UK postcodes.

The Simple Object Validator.

This is a [fonk](https://github.com/Lemoncode/fonk) microlibrary that brings validation capabilities to validate if a field of a form is later than a certain date

[React PropType](https://facebook.github.io/react/docs/reusable-components.html#prop-validation) wrappers around [validator.js functions](https://github.com/chriso/validator.js#validators).

Regular expression matching for email addresses. Maintained, configurable, more accurate, and browser-friendly alternative to email-regex. Works in Node v14+ and browsers. Made for Spam Scanner and Forward Email.

Easily validate deep form structures using both premade and custom validation rules.

Tools to convert and validate StAppsCore

Check if input could be an SQL injection.

A simple option validator

This is a [fonk](https://github.com/Lemoncode/fonk) microlibrary that brings validation capabilities to validate if an array field of a form has items

Lightweight yet powerful schema validator