RedNotebook is a desktop journal
Session Messenger
Session is an end-to-end encrypted messenger that removes sensitive metadata collection, and is designed for people who want privacy and freedom from any forms of surveillance.
uTox
µTox the lightest and fluffiest Tox client
Topsi
A Desktop Kanban board app.
Delta Chat
Delta Chat is like Telegram or Whatsapp but without the tracking or central control.
Open ToDo List
A simple Todo and task management application
Zettlr
A Markdown Editor for the 21st Century
Gnome Photos
Access, organize and share your photos on GNOME. A simple and elegant replacement for using a file manager to deal with photos. Enhance, crop and edit in a snap. Seamless cloud integration is offered through GNOME Online Accounts.
Geary
Geary is an email application built around conversations, for the GNOME 3 desktop.
Dino
Dino is a modern open-source chat client for the desktop.