Mulberry

Outlook, part of the Microsoft Office suite, is a personal information manager that lets you manage your e-mail, calendar, contacts, and tasks.

eM Client is a Windows based email client, supporting calendars, contacts and tasks. It supports POP3 and IMAP4 servers as well as chat protocols (e.g. XMPP). Skype is supported as …

Evolution is the official personal information manager and workgroup information management tool for GNOME. It combines e-mail, calendar, address book, and task list management functions. It has been an...

Based on Thunderbird but Postbox is not open source. "A new way to work with email Postbox offers powerful new ways to find, use, and view email messages and content, …

Sparrow is a minimalist mail application for Mac. It was designed to keep things simple and efficient. No fancy stuff here... just your mail and nothing else. Sparrow supports all …

Opera Mail powerfully organizes, indexes, and sorts your messages. It has spam filtering (both automated and Bayesian), supports POP3 and IMAP, newsgroups as well as Atom and RSS feeds. Opera …

Windows Live Mail (formerly named Windows Live Mail Desktop) is a freeware email client from Microsoft. It is the successor to Outlook Express on Windows XP and Windows Mail on …

Claws Mail is an email client (and news reader), based on GTK+, featuring Quick response Graceful, and sophisticated interface Easy configuration, intuitive operation Abundant features ...

The shareware e-mail client has been developed by a Moldavian company. The Bat supports IMAP and POP3 and has integrated S/MIME as well as PGP and supports external GPG. The …

Banckle Email is a business email solution supporting multiple protocols, video email, text and video chat. Considering your business needs, the email communications are SSL secured and its advanced search...

Mutt is a small but very powerful text-based mail client for Unix operating systems.

Airmail is a lightweight and lightning fast mail client for Mac. Feature list: Accounts: - Unified Inbox and folders - Multi Account with editable html signatures. - Aliases management with …

Geary is a lightweight email program designed around conversations and built for the GNOME desktop. Geary is a new email reader for GNOME designed to let you read your email …

KMail is the email component of Kontact, the integrated personal information manager of KDE. Kontact is a personal information manager and groupware software suite for KDE. It supports calendars, contacts,...

A modern, fast web-mail client with user-friendly encryption and privacy features. 100% Free and Open Source software.

Mailbird is a Windows based email client which currently only supports Gmail and Google Apps mail accounts. The current free version of Mailbird is adding a signature with a link …

Kontact is the integrated Personal Information Manager of KDE. Kontact suite unites mature and proven KDE PIM applications under one roof. Thanks to the powerful KPart technology, existing applications are...

A super sexy, ultra simple desktop mail client built in vala Postler aims to be easy, simple, clean, beautiful, and automagic. It handles IMAP beautifully, and provides the user with …

This app gives you a good filling when you read your E-Mail, This app is only for the Windows 8 Metro Menu.

nPOPuk is an ultra-small, but comprehensive, e-mail client that runs on a wide range of Windows-based operating systems

A fully fledged, free email server solution, an open source project (GPL v2). Use official binary packages from Linux/BSD distributions, with both i386 and x86_64 support. Easy, fast deployment in …

DreamMail is one of the best Chinese email client software. It was designed to handle multi-user and multi email account. The supported protocols are SMTP, eSMTP, POP 3, Hotmail and …

Koma-Mail is an email client which is comfortable and has very handy functions. It does not need an installation, so that you can run Koma-Mail from your flash drive but, …