pavroo 
Web site: www.hiri.com Category: Network Subcategory: Email Clients Platform: Linux, OS X, Windows License: Proprietary Interface: GUI First release: October 1, 2012 Hiri – a proprietary, business focused email client available for Windows, OSX and Linux operating systems, with modern look and feel and support for Microsoft Exchange, Office 365 and more (built for the … Read more
Web site: wiki.mozilla.org/Eudora_OSE Category: Network Subcategory: Email Clients Platform: Linux, OS X, Windows License: Freeware Interface: GUI First release: 2007 Eudora (formerly: Penelope) – an extension for the Mozilla Thunderbird email client software implementing some features of Eudora. It is a re-imagining and re-implementation of classic Eudora features on top of the Mozilla Thunderbird codebase. … Read more
Web site: www.columbamail.org (not active) Category: Network Subcategory: Email Clients Platform: Linux, UNIX-like, Windows License: Mozilla Public License Interface: GUI First release: September 2005 Columba – an email client written in Java, featuring a user-friendly graphical interface with wizards and internationalization support. Its a powerful mail management tool with features to enhance your productivity and … Read more
Web site: www.emclient.com Category: Network Subcategory: Email Clients Platform: OS X, Windows License: Freemium Interface: GUI First release: November 2007 eM – a fully-featured email client for Windows and Mac with a modern and easy-to-use interface. eM Client also offers calendar, tasks, contacts and chat. It supports virtually all conceivable email technologies (POP3, SMTP, IMAP, … Read more
Web site: gnus.org Category: Network Subcategory: Email Clients Platform: Cross-platform License: GPL Interface: CLI First release: 1987 Gnus (Gnus Network User Services) – a text based email reader which started as a standalone application but is part of GNU Emacs now. It supports reading and composing e-mail and news and can also act as an … Read more