Fewer than 5 people recommend it so far, so there's no written verdict. Here is what commenters said.

2recommend
1warn against
Jan 2, 2026first mention
Oct 5, 2026latest mention
Nov 25 – Oct 26
Used forgui toolkitruby gui toolkitmemory usage comparisonnative appsnative gui toolkit

Why people recommend it

“Using ruby-gtk2 and ruby-gtk3 was much nicer.”

Ruby developerswitched from Tkon “Tcl/Tk 9.1”

“I'll often pick a GTK app over a more featured app”

Caveats and dissent

“GTK4 is a GNOMEy-toolkit”

“Sadly, gtk4 sucks”

Ruby developeron “Tcl/Tk 9.1”
Show 1 more

“GTK ... this thing keeps on getting worse and worse with every new release.”

Often compared with

Who recommends it in their own words

All comments 8

“GTK4 is a GNOMEy-toolkit”

“Using ruby-gtk2 and ruby-gtk3 was much nicer.”

Ruby developerswitched from Tkon “Tcl/Tk 9.1”

“Sadly, gtk4 sucks”

Ruby developeron “Tcl/Tk 9.1”

“I'll often pick a GTK app over a more featured app”

“the GTK4 driver uses 40M; GTK3 and Qt6 ~15”

“GTK ... this thing keeps on getting worse and worse with every new release.”

Threads where it came up

Also written as GTK4, GTK 3, GTK 4, GTK3. Data: gtk.json. Quotes are verbatim; the verdict and theme labels are written by a model from these comments, and every clause links to its sources.

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