Best Online Tools in 2025

XMLable is an online toolbox designed for working with XML, offering tools such as a formatter, validator, comparator, generator, XPath tester, XSD generator, and XSL transformation.

Online JSON Formatter and JSON Validator will format JSON data, and helps to validate, convert JSON to XML, JSON to CSV. Save and Share JSON.

Key JSONFormatter.org features:

User-Friendly Interface Multiple Tools Free to Use Cross-Platform

Access 100+ free online tools for file conversion, image editing & video processing. Browser-based instant processing with complete privacy. No registration needed.

Resize image, generate favicon, customize CSS animations, and more tools for developers & designers.

Free Online Tools for Developers & Designers.

Free online PDF tool set.

Key iLovePDF features:

User-Friendly Interface Wide Range of Tools Free Version Available Cloud Integration

Freeformatter is a platform that contains free online tools for developers, including formatters (json, html, xml, sql, etc.), minifiers (css, javascript), compactors, validators, and much more.

Key FreeFormatter features:

Wide Range of Tools User-Friendly Interface No Installation Required Free to Use

Yamline offers a suite of online YAML tools, including a Comparator, Formatter, Validator, and various converters for formats like JSON and Properties.

free

Empower Your Projects; Simplify Your Process.

Key Raugen features:

Image Tools Video Tools Pdf Tools

Oxygen XML Editor provides a comprehensive suite of XML authoring and development tools.

Key Oxygen XML Editor features:

Comprehensive XML Support Schema Validation User-Friendly Interface Extensive Plugin and API Support

Web Tool Kit Online is a website that provides an online tool for developers helping them to develop an application in C++ without any hurdle.

Key Web Tool Kit Online features:

Ease of Access Variety of Tools User-Friendly Interface Free to Use

Simple, quick, online JSON to YAML converter.

An extensible command line tool or library to format yaml files. - GitHub - google/yamlfmt: An extensible command line tool or library to format yaml files.