NixNote2
Notmuch (emacs interface)
NUT Monitor
Onion Circuits
OnionShare
Balsa
Gajim
GNOME Web
FeedReader
Geary
Polari
gPodder
Akregator
Blogilo
Choqok
Falkon
KDE Connect Indicator
KGet
KMail
Konversation
KRDC
Krfb
KTnef
KTorrent
