oXygen XML Editor is the best XML editor available and provides a comprehensive suite of XML authoring and development tools. It is designed to accommodate a large number of users, ranging from beginners to XML experts. It is available on multiple platforms, all major operating systems, and as a standalone application or an Eclipse plug-in. You can use oXygen XML Editor in conjunction with all XML-based technologies and it includes a large variety of powerful tools for creating, editing, and publishing XML documents.

Deep insight into your code. IntelliJ IDEA analyzes your code, looking for connections between symbols across all project files and languages. Using this information it provides indepth coding assistance, quick navigation, clever error analysis, and, of course, refactorings.

Bring your ideas to life with HTML5 & CSS3. TopStyle 5 supports the newest versions of core standards that drive modern web experiences. You'll get access to all the latest tags and properties, including assistance from built in tools like Insight, Inspector & validators.