Postbox 6.1.13

Postbox

Postbox is a slick, modern-looking email client that provides a rich set of tools to help you get more from your messages. Postbox helps you make the most of your email, offering powerful new ways to find, use, and view email messages and content, organize your work life, and get stuff done.

Postbox features include:

All Your Accounts in One Place -- Postbox Account Groups let's you organize accounts into groups.
Conversations Views — just like Gmail.
Postbox Topics — this takes tagging to a whole new level.
Great Gmail Support — labels, important, send, archive, shortcuts and the calendar!
Cloud File Sharing add-on enables you to send links to your Dropbox, Box, and OneDrive files instead of sending the files themselves.
Responses are pre-canned text/HTML snippets that can be reused within message replies.
Social Media Integration — update your Facebook, Twitter or LinkedIn status as well as auto-import profile photos for prettier email.
RSS and Newsgroup Support
Identities (also known as Aliases)
Date, address, phone number, and package tracking number detection
Full Suite of Keyboard Shortcuts
Anti-Tracking -- To protect your privacy, Postbox 5 has a new Anti-Tracking feature that will alert you when tracking tools are used within a message.
Includes 70 professionally written email responses that anyone can customize and use.
Postbox now includes 25 Beautifully Designed Email Signaturesthat will present you in the best light possible.
Access and manage POP and IMAP email accounts
Dark Mode on Windows and macOS
...and much, much more.

Postbox 6.1.13 changelog:

We've redesigned the Quick Bar to make it easier to read and use
The Password field is now hidden in the Account Setup Wizard when Gmail accounts are detected
Text to Speech on macOS now respects text selection
Preference for hiding Send button in macOS Touch Bar has been added to Preferences > Display > Advanced
Added OAuth2 support for Yahoo! accounts
Disabled Run Filters on Folder commands for Smart/Saved Searches
Added more debug info within the filter logs
Single message bodies will now highlight in the Message Pane
Reverted a thread menu changed that caused many functions to disable when in offline mode
Fixed an issue with the bullet/list contextual menu while in Edit mode
Fixed several small UI glitches
Fixed a bug that could prevent the Preferences pane from closing properly when the last selected account wasn't set to OAuth for security
Fixed a bug where filters would not run when a filter action tried to apply a Topic when it was already set
Fixed a bug that could cause contacts to duplicate in the addressing fields
Fixed a bug that prevented some contacts from appearing in replies using Summarize mode
Fixed a bug that prevented macOS Spotlight from indexing on new installs