Quick Mail is the best way to send mail from the WordPress dashboard or with WP-CLI. Quick Mail 3.2.7 fixes a bug reported on Github.
How to send private replies to WordPress comments with Quick Mail WordPress plugin.
Reply privately to WordPress comments with Quick Mail 3.1.0 Beta. Get the pre release version from Github.
Quick Mail WordPress plugin sends email from the WordPress dashboard. Quick Mail 3.0.4 preserves shortcodes in outgoing mail and restores all mail settings.
Quick Mail WordPress plugin sends email from the WordPress dashboard. Add attachments, html and shortcodes to your messages.
Quick Mail 3.0.2 includes an option to convert lines of text to HTML paragraphs. Tested with WP 4.7.4 and TinyMCE Advanced.
Quick Mail sends email to multiple recipients, with multiple attachments from WordPress dashboard. Quick Mail 3.0.1 adds a BCC option and improves HTML emails.