Best validation software

CodeBeautify

CodeBeautify is a web-based toolkit for formatting, validating, converting, and comparing code and structured data. It...

xmllint is a command-line utility for parsing, validating, querying, formatting, and transforming XML documents. It is...

JHOVE

JHOVE is an open-source tool for identifying, validating, and characterizing digital file formats in libraries, archives,...

iXedit – XML Editor

iXedit is a lightweight XML editor for Windows users who need to create and inspect XML...

Google Structured Data Testing Tool

Google Structured Data Testing Tool was a browser-based validator for testing Schema.org markup and viewing parsed...

Code Beautify JSON Validator

Code Beautify JSON Validator is a browser-based tool for checking JSON syntax and identifying parsing errors....

Site24x7 JSON Formatter and Validator

Site24x7 JSON Formatter and Validator is a free browser-based tool for developers who need to format,...

FluentValidation is an open-source .NET library for defining strongly typed validation rules with a fluent API....