HTML5test is a web application for evaluating a web browser's accuracy in implementing the web standards HTML5 and Web SQL Database (developed by the World Wide Web Consortium), as well as the WebGL standard (developed by the Mozilla Foundation and the Khronos Group).The test suite was developed by Dutch web programmer Niels Leenheer, and published in March 2010. To test a web browser, the user must visit the home page of the website html5test.com.