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.
Xournal++ is a handwriting notetaking software with PDF annotation support. Written in C++ with GTK3, supporting Linux (e.g. Ubuntu, Debian, Arch, SUSE), macOS and Windows 10. Supports pen input from devices such as Wacom Tablets.
Simple animated GIF screen recorder with an easy to use interface
Small python-gtk application, which helps the user to merge or split PDF documents and rotate, crop and rearrange their pages using an interactive and intuitive graphical interface.
A tiling terminal emulator for Linux using GTK+ 3
Feature-rich wifi hotspot creator for Linux which provides both GUI and command-line interface. It is also able to create a hotspot using the same wifi card which is connected to an AP already ( Similar to Windows 10).
AutoKey, a desktop automation utility for Linux and X11.
Scaffolding CLI for Astal+Gnim
All your games in one place
An alternative Discord client with voice support made with C++ and GTK 3
The theme from libadwaita ported to GTK-3
A beautiful theme with neon vibes for GNOME
User-mode driver and GTK3 based GUI for Steam Controller
A hackable shell for Hyprland, powered by Fabric.
Created by Spencer Kimball, Peter Mattis
Released April 14, 1998