NOCC is a simple and fast Webmail client which can handle POP3, SMTP, and IMAP servers. It is written with PHP5 (uses sessions), has low requirements (no database, frames). Features multi-language support, MIME attachments, displays HTML messages.
SquirrelMail is a PHP-based Web email client. It includes built-in pure PHP support for IMAP and SMTP, and renders all pages in pure HTML 4.0 for maximum compatibility across browsers. It has strong MIME support and a flexible plugin system.
Free and open source webmail software
Farsi Translation of Mozilla-based Browsers. FarsiMoz is initiated with the hope of making Mozilla-based internet clients more accesseblie to Iranians every where. We started translation from Mozilla 1.2 and will translate other versions in the near