Aptana Studio 1.2 RC / 1.1

Aptana Studio is a robust, JavaScript-focused environment for building dynamic web applications. Aptana Studio 1.1 also includes an embedded version of Aptanas new Ajax Server, Jaxer.
Studio is Aptanas free, open source Ajax development environment. With over a million downloads, developers all over the world are discovering why Aptana Studio is the leading choice of web professionals everywhere. Studio offers free plugins for PHP, Adobe AIR, Ruby on Rails, and even Apple iPhone development.
Of course Studio also includes rich support for development of Jaxer-based Ajax applications. In fact, as of Studio 1.1, Jaxer is fully integrated so that development of end-to-end Ajax applications requires no further installations or server setup.
Just create a new HTML document and you can build fully realized client/server applications rich with database access, network access, and much more.

Main features:>
- JavaScript debugging.
- HTML/CSS/JS content assist.
- FTP support.
- Code assist profiles.
- Visual ScriptDoc.
- Ajax/JS library support.
- Integrated samples.
- Message center.

System requirements:
- 512 MB RAM.
- G5 or Intel-based machine.
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Enhancements:
- Updated smart synchronization utility and a brand new database perspective plus numerous bug fixes and UI enhancements with performance boosts throughout.
- A new Aptana ID system provides single-sign on the forums, the bug database (ASAP), Aptana Cloud, and soon more.
- And theres a new My Aptana start page with quick links to your recent files and core features.