Validate XML for Syntax and Business rules without C/C++ based libraries

DES implementation

JavaScript port of Apache Commons Validator

Stylelint plugin to validate CSS syntax

mongoose-unique-validator is a plugin which adds pre-save validation for unique fields within a Mongoose schema.

This is a pure-js JSON streaming parser for node.js

Sanity template validator for remote templates

Validator middleware for the middy framework

TypeScript definition for strtok3 token

A package of Essential JS 2 input components such as Textbox, Color-picker, Masked-textbox, Numeric-textbox, Slider, Upload, and Form-validator that is used to get input from the users.

Fast input validation middleware using OpenAPI 2.0 (formerly Swagger) and 3.0 definitions file and ajv

A simple wrapper around class-transformer and class-validator which provides nice and programmer-friendly API.

Validates XML name productions — Name, NCName, QName, NMToken, NMTokens — for XML 1.0 and 1.1

validator for the Shift AST format

Card is a container for text, photos, and actions in the context of a single subject.

Internationalised error messages for Ajv JSON validator

The goal of the package is to provide lightweight tools for validating strings denotings dates and time. It includes ISO 8601 datestring validation, simple YYYY-MM-DD date validation and time validation in hh:mm:ss.fff format. See details in readme.

A (XSD) schema validator for nodejs

Validate XML schema forbusiness rules and returns all the possible failures

Official validator for AMP HTML (www.ampproject.org)