GitHub - scr34m/MailReceipt: Mail Receipt is a Mac OS X application which is adds two button to composing window for delivery notification and read receipt requests.
Best Email Client for Mac in 2020 | macOS Email Apps
Most US Cabinet Departments have bought Cellebrite iPhone hacking tool | AppleInsider
Mailto Interceptor Lite on the Mac App Store
A Model of temperatures, transpiration rates and photosynthesis of sunlit and shaded leaves in vegetation canopies