Open WebMail - A perl-based webmail system designed to manage very large mail folder files in a memory efficient way. [GPL] Atmail - A perl-based feature-rich web email system supporting access via web, WAP, POP3 or IMAP. Fully customizable, with web-admin, scheduler, migration scripts and Unix/Windows technical support. [Commercial] NetWin WebMail - Web interface software for accessing POP3 and IMAP email accounts. Available for a range of platforms. [Commercial] AnyEMail - Perl program to read/send email from a POP3 email account. [Commercial] WebmailASP - Multiuser webmail ASP script works like a desktop email client. Includes dynamic tree of folders, attachments, HTML-message display, contact books and search. All information moved/copied from POP3 and stored in database. [Commercial] Webmail Pro - Webmail Pro is a robust, reliable, and feature-packed web-based email client driven by ColdFusion. Webmail Pro offers a whole suite of personalized, database-driven features. [Commercial] WING - Web IMAP NNTP Gateway, an open source Apache/mod_perl based system which allows users to access email held on an IMAP server via any web browser. [Free] XandMail - Developers of messaging applications technology for companies and organizations. Mailr - Open-source webmail application written in Ruby. HiveMail - Web interface for e-mail with multilanguage and multidomain capability, calendar & event system, file storage. IFModules Email Management - Provides web-based, Hippa compliant email management solutions: eMail Manager, a client-based software designed to manage high volume, role-based email and eList Manager, an online email marketing tool. AfterLogic WebMail Pro - Webmail script with modern AJAX interface. Provides address book, calendar, rich-text editor with spell-checker, multiple mail accounts per user.