PUBLIC MARKS from user kasi77 with tags xhtml & css

RoundCube Webmail is a browser-based multilingual IMAP client with an application-like user interface. It provides full functionality you expect from an e-mail client, including MIME support, address book, folder manipulation, message searching and spell checking. RoundCube Webmail is written in PHP and requires a MySQL or Postgres database. The user interface is fully skinnable using XHTML and CSS 2.

Aptana is a robust, JavaScript-focused IDE for building dynamic web applications. Highlights include the following features: Code Assist on JavaScript, HTML, and CSS languages, including your own JavaScript functions Outliner that gives a snapshot view of your JavaScript, HTML, and CSS code structure Error and warning notification for your code Support for Aptana UI customization and extensions Cross-platform support Free and open source.