GTK topic
GTK (formerly GIMP ToolKit and GTK+) is a free software cross-platform widget toolkit for creating graphical user interfaces. It is licensed under the terms of the GNU Lesser General Public License, allowing both free and proprietary software to use it. It is one of the most popular toolkits for the Wayland and X11 windowing systems.
gtkhash
A cross-platform desktop utility for computing message digests or checksums
zrythm
a highly automated and intuitive digital audio workstation - official mirror
Remmina
Mirror of https://gitlab.com/Remmina/Remmina The GTK+ Remmina Remote Desktop Client
razer-laptop-control
Project to create driver/software to control performance of razer laptops
dino
Modern XMPP ("Jabber") Chat Client using GTK+/Vala
matplotlib
matplotlib: plotting with Python
taffybar
A gtk based status bar for tiling window managers such as XMonad
keera-hails
Keera Hails: Haskell on Rails - Reactive Programming Framework for Interactive Haskell applications
glance
A visual Haskell