"I have been using Kleopatra for years for managing certificates. This is a very useful component."
"I have used this for a while but have recently faced repeated crashes, particularly when I want to copy and paste RSS feeds that contain objects like embedded videos. I use Linux Mint 20.1."
"I like Evolution. It is simple to use and simple to setup for use with email and calendar accounts on remote servers, using SMTP/IMAP/CALDAV."