Simple Mail 2.74

Simple Mail is a mail client for Firefox. It allows you to get notified, read and write messages for multiple email accounts inside Firefox.
Usage:
Configure one or more accounts in Preferences, set account refresh time and get notified of new mail. When new mail arrives, Simple Mail shows new messages count in status bar. You can click Simple Mail icon to open received messages in a separate browser tab. Also Simple Mail has a toolbar button, which you can put on toolbar to access SM easily.
Features:
- Accounts
- Multiple email accounts
- POP3/IMAP/SMTP protocols
- 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 into folders
- Use filters to automatically sort incoming messages into folders
- New message composition
- WYSIWYG editor. Customize font/color of your message
- Smiles. Use predefined smiles or easily add your own
- URLs are automatically converted to hyperlinks as you type them
- Appearance
- Right-click on toolbar to choose "icons/text/icons and text" mode
- Additional columns for folders can be turned on (unread/total/size)
- Switch window layout by clicking on an icon in the top-right corner
- Other
- Store your mailbox on a Flash drive
- Sort messages by clicking on column headers
Filters:
Use filters to automatically dispose incoming messages. Each filter consists of a set of rules and a set of actions. Rules are matched against incoming message properties and on success actions are executed. You can use filters to:
- Move messages of different accounts into different folders
- Turn on "Download headers only" mode and create a filter to fully download messages only from contacts in your address book
- Mark important messages with red color
- Play different sounds for messages from different senders
Download mirrors:


Simple Mail ChangeLog
Version 2.74:
- Fixed: new message composition window layout was broken in Firefox 3.2.x
- Fixed: in some cases attachment names got truncated.
Version 2.71 is updated:
- "Reply To" field is added into account preferences
- Added possibility to create filters for outgoing messages
- Added preference "extensions.fastdial.customPopup", true by default. You can turn it off, then you'll have standard Firefox notification popup.
- Restored: After message(s) deletion next message in list becomes selected.
- Restored: "Favorite" column is added into Address Book; context menu "Send by Simple Mail" shows list of favorite contacts.