HEATKEYS

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

Online tools to handle special characters on the web, in code and unicode reference charts.

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

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.

HTML and XHTML character escape codes and entity references including copyright, trademark and currency symbols

SwRI Planetary Science Directorate is a center for the study of solar system science and space mission operations

Java template engine; a generic tool to generate text output (HTML, RTF, source code, etc.). Practical for servlet-based Web applications following the MVC pattern. Free.