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Catch up with all the things happening with GTK through the GTK Development Blog.

Cambalache’s First Major Milestone!
Cambalache’s First Major Milestone!
After more than 5 years,  1780 commits and 20k lines of handcrafted, artisanal Python code I am very pleased to announce Cambalache 1.0 !!! Cambalache is a WYSIWYG (What You See Is What You Get) to... Read More
An update on SVG in GTK
An update on SVG in GTK
In my last post on this  topic, I explained the history of SVG in GTK, and how I tricked myself into working on an SVG renderer in 2025. Now we are in 2026, and on the verge of the GTK 4.22 release... Read More
GTK hackfest, 2026 edition
GTK hackfest, 2026 edition
As is by now a tradition, a few of the GTK developers got together in the days before FOSDEM to make plans and work on your favorite toolkit. Code We released gdk-pixbuf 2.44.5 with glycin-based XP... Read More

Issues Tracker

1757 Opened 6402 Closed

Contribute to GTK by solving the issues related to GTK. Get started with first issues.

GtkConstraintVflParser parser doesn't allow underscores in VFL view identifiers

by Kai Willadsen
Fix baseline handling in box layout

by Matthias Clasen
gdk_drop_read_value_async never completes on X11; GtkDropTarget::drop signal never emitted
Drag-and-drop X11

by Adrian Knagg-Baugh
Critical in gtksvg.c frame_clock_disconnect()

by Michael Catanzaro
`text.set_selectable(True)` breaks after the first selection attempt.

by Mr. Beedell, Roke Julian Lockhart (RJLB)
gtk4-builder-tool doesn't translate the accessibility elements when using --3to4

by Sergio Costas
Animated SVG frequently disappears

by Michael Catanzaro
Blurry text regression in 4.23.0

by Alessandro Astone
Next steps for SVG

by Matthias Clasen
Perspective transform glitchy on GPU and a pink rectangle on Cairo

by Val Packett
EventControllerLegacy macos: one-pixel difference between position of button press and release events
Input MacOS

by Dario Saccavino
GTK4 TextView doesn't emit object:text-selection-changed events when it should (and does when it shouldn't)
8. Accessibility

by Joanmarie Diggs
Font rendering looks (vertically) blurrier in Windows than Linux

by SeongChan Lee
Scrollbar behavior on touchscreen

by floss-user
The default media selection is always from last print, even if the printer has been changed
5. Printing

by Michael Stein
Coordinate jumps in motion-notify-event (gtk3/Wayland)
GTK3 Input Wayland

by Sebastian Pinnau