Aptana
Aptana Studio v.3.3.2.201302081
Aptana Studio is a complete web development environment that combines powerful authoring tools for HTML, CSS, and JavaScript, along with thousands of additional plugins created by the community.
Aptana Web IDE v.0.2.7.12340
Aptana is a robust, JavaScript-focused IDE for building dynamic web applications.
FirstAIRApp v.1.0
Adobe Air is Flash + WebKit + SQL Lite on the desktop. As a Flash developer you can dive right in and use the Air extension for Flash to publish your beautifully crafted swfs and AS code into an installable cross platform desktop app.