The latest version of Roundcube Webmail can be downloaded from Softpedia
Roundcube Webmail, a browser-based multilingual IMAP client with an application-like user interface, is now at version 1.0 RC.Roundcube Webmail 1.0 RC provides full functionality for an e-mail client, including MIME support, address book, folder manipulation, message searching, and spell checking.
Highlights of Roundcube Webmail 1.0 RC:
• A small CSS fix has been added for message notice boxes in Larry skin;
• Groups have been included in the contacts search;
• mime-type mapping for .7z files has been added;
• Invoke update scripts with php to circumvent execution restrictions;
• jQuery has been upgraded to version 1.11.0;
• The minified files handling has been improved.
Check out the changelog for a complete list of bug fixes. Download Roundcube Webmail 1.0 RC right now from Softpedia.
Remember that this is a development version and it should NOT be installed on production machines. It is intended for testing purposes only.