Dojo core is a powerful, lightweight library that makes common tasks quicker and easier. Animate elements, manipulate the DOM, and query with easy CSS syntax, all without sacrificing performance.
Dijit provides a complete collection of user interface controls based on Dojo, giving you the power to create web applications that are highly optimized for usability, performance, internationalization, accessibility, but above all deliver an incredible user experience.
Dojo eXtensions, a rollup of many useful sub-projects and varying states of maturity – from very stable and robust, to alpha and experimental. See individual projects contain README files for details.