Courier Alternatives
Courier
Courier was the evolution of the Calypso email client.
It kept messages and attachments, account settings, filters, address book and program settings (including UI) within a single encrypted mailbox file.
Features
- Support for multiple email accounts
- Configurable, intuitive interface
- Support for POP and IMAP mailboxes
- Ability to turn HTML mail viewing on or off in any window with a single mouse click
- "Color Markers" to help organize your messages
- Automatic mailbox backup
- Mailing list support, including "Blind Send" capabilities
- Superb mail filtering capabilities, including advanced anti-SPAM tools.
- Easily configurable for server and proxy based anti-SPAM programs.
- Address auto-completion when composing mail
- Multi-language spelling support
- Auto-response capability
- Mail templates
- Mail archiving
- Optional password protection for mailboxes
Best Open Source Courier Alternatives
For the best Courier alternative check out these alternatives which will work with your device & platform. There are several Courier-like software that you might want to check as well.
Thunderbird
FreeOpen SourceMacWindowsLinuxBSDPortableApps.comHaikuThunderbird is a free, open source, cross-platform e-mail, news and instant messaging client. The project strategy is modeled after Mozilla Firefox.
Features:
- Extensible by Plugins/Extensions
- Support for IMAP
- Built-in RSS reader
- Encryption
- SMTP integration
- Add-ons
- Calendar integration
- Extensions
- Multiple Account support
- Protected by Password
- Tabs
- Built-in Calendar
- Categories
- Customizable
- Delivery reports
- Extensible by Plugins/Extensions
- Free API
- Gmail integration
- Google Calendar integration
- Import from Google Reader
- Gui
- HTML Compose
- Integrated Chat
- Integrated Password Manager
- Integrated Web Browser
- Intuitive
- Legacy addons support
- Export to OPML
- Import feeds from OPML
- Organize mails
- POP3 Support
- Portable
- Secure File Sharing
- Support for POP3
- Tabbed interface
- Support for Themes
Claws Mail
FreeOpen SourceWindowsLinuxBSDClaws Mail is an email client (and news reader), based on GTK+, featuring Quick response Graceful, and sophisticated interface Easy configuration...
Features:
- Lightweight
- Built-in RSS reader
- Content Filtering
- Customizable
- Extensible by Plugins/Extensions
- Support for IMAP
- Integrated Email Client
- Multiple languages
- Multiple Account support
Sylpheed
FreeOpen SourceMacWindowsLinuxBSDPortableApps.comSylpheed is a simple, lightweight but featureful, and easy-to-use e-mail client (mailer, MUA). Sylpheed runs on many systems such as Windows, Linux, BSD, Mac OS X and...
Features:
- Lightweight
- POP3 Support
- Portable
Kontact
FreeOpen SourceWindowsLinuxKontact is the integrated Personal Information Manager of KDE. Kontact suite unites mature and proven KDE PIM applications under one roof. Thanks to the powerful...
Features:
- Contacts
- Convert Email to Task
- Feed Reader
iRedMail
FreemiumOpen SourceLinuxBSDSelf-HostedA 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...
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Courier Reviews
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