HEATKEYS

Online tools for developers, including formatters (JSON, XML, HTML, SQL, etc.), minifiers (JavaScript, CSS), validators, compactors and many more!

oXygen XML Editor is a cross platform XML Editor providing tools for XML authoring, XML conversion, XSL, XSLT, XQuery, XML Schema, DTD, Relax NG and Schematron development, SOAP and WSDL.

HTML XHTML CSS JavaScript XML XSL ASP SQL ADO VBScript Tutorials References Examples

Free Online Tools for Software Developers

XML.com, where the XML community shares XML development resources and solutions, features timely news, opinions, features, and tutorials; the Annotated XML specification created by Tim Bray; authoring tools, XML developer resources, interactive forum...

The IBM corporate home page, entry point to information about IBM products and services

TechRepublic helps IT decision-makers identify technologies and strategies to empower workers and streamline business processes. The site delivers a unique blend of original content by IT professionals, peer-to-peer advice from the largest community ...

Altova XMLSpy XML editor, plus other leading XML, data management, UML, and Web services software tools for application, web site, and database development, data conversion, and more.

XMLBlueprint is a lightweight XML editor that supports XML documents, DTDs, Relax NG Schemas and XML Schemas. It supports XSLT transformations, Unicode.

The World Wide Web Consortium (W3C) is an international community where Member organizations, a full-time staff, and the public work together to develop Web standards.