Simple Mail is a handy Firefox add-on that provides an easy-to-use yet complete POP3 / IMAP / SMTP email client.
When you add an account, you will be able to receive new emails, read and write emails for multiple accounts right from Firefox.
Simple Mail is cross-platform and it works on Mac OS X, Windows and Linux.
Here are some key features of "Simple Mail":
Accounts:
· Add multiple email accounts
· POP3/IMAP/SMTP protocols
· Support of SMTP Authentification
· Automatic checking on specified timeout
Address Book:
· Autocomplete box suggests recipient names/addresses as you start typing them
· Groups of contacts
· Display Address book in main Simple Mail window
Folders:
· Create custom folders
· Drag-n-drop folders and messages intfolders
· Use filters tautomatically sort incoming messages intfolders
New message composition:
· WYSIWYG editor with smilies
· URLs are automatically converted thyperlinks as you type them
· Simple SPAM Management
· Send AND/OR view mails in plaintext
Appearance:
· Choose "icons/text/icons and text"
· Additional columns for folders can be turned on
· Switch window layout
Other:
· Switch icons style between old and new
· Button for insert image in the message body
· Column read / unread with sort direction
· Show email counter as in status-bar, in button toolbar
· Transparent, normal or classic Popup message
· Store your mailbox on a Flash drive
· Sort messages by clicking on column headers
· Management of acknowledgments
· Export function now export messages in subfolders
· Hide counter on toolbar when there is nmails
· Custom popup message timeout
· Archive
Filters:
· Move messages of different accounts in different folders
· Download headers only
· Mark important messages
· Various sound notifications
Requirements:
· Firefox 3.6 and later
What's New in This Release: [ read full changelog ]
· ADDED: Firefox 22 compatibility
· FIXED: Problem with STARTTLS
· FIXED: Problem on filter when use exclusion
· FIXED: Unable to send mail over 800 Kb
· FIXED: Problem with attachment's name with ' or [
· FIXED: Bug on Signature in Plain Text
· FIXED: Various bugs under the hood
· FIXED: Shift+del work again
· ADDED: Scroll in mail with Up and Down arrows
· ADDED: Sort direction for AddresssBook
· ADDED: Option to disable alert send/received emails in Plain text
· ADDED: View size of attachments files
· ADDED: Scroll on long messages with arrow keys
· ADDED: You can mark a Mail as SPAM/NO SPAM by drag and drop in/out the SPAM Folder
· ADDED: Option to enable log file (in the operating system's temporary files directory (for example, /tmp on Mac OS X and Linux, c:\windows\temp on Windows)).