Free, open source Ajax and PHP development environment.
Editor: 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.

Features:

- Aptana is extensible with 1000s of third party plugins for doing everything from source control to UML Diagrams.
- Visual ScriptDoc gives you an exciting way to explore the hierarchy of your code.
- FTP support allows you to push your files to remote sites. Aptana Studio Pro adds FTPS and SFTP support.
- Integrated samples view allows you to get a quick start on your favorite projects.
- Snippets allow you to quickly insert common and frequently-used text into your documents.
- CSS preview enables you to easily preview CSS changes against a specific file as you are working.
- Debug! Aptana integrates with FireBug for Firefox, offering multiple debugging options. Aptana Studio Pro offers IE debugging. you can free download Aptana Studio for Linux 2.0.4.1268158907 now.