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GTK

Free and open-source cross-platform widget toolkit for creating graphical user interfaces / From Wikipedia, the free encyclopedia

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GTK (formerly GIMP ToolKit[2] and GTK+[3]) is a free and open-source cross-platform widget toolkit for creating graphical user interfaces (GUIs).[4] 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.[5]

Quick facts: Original author(s), Developer(s), Initial rel...
Original author(s)Spencer Kimball, Peter Mattis
Developer(s)The GNOME Project, eXperimental Computing Facility (XCF)
Initial releaseApril 14, 1998; 25 years ago (1998-04-14)
Stable release
4.10.1 / March 14, 2023; 6 months ago (2023-03-14)
Preview release
4.11.1 / April 3, 2023; 5 months ago (2023-04-03)
Repository
Written inC, CSS[1]
Operating systemLinux, Unix-like, macOS, Windows
TypeWidget toolkit
LicenseLGPLv2.1+
Websitegtk.org
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The GTK team releases new versions on a regular basis.[6] GTK 4 and GTK 3 are maintained, while GTK 2 is end-of-life.[7] GTK1 is independently maintained by the CinePaint project.[8]