GtkRadiant is the official level design toolchain for games powered by id Tech engines from id Software, and is maintained by a community of volunteers. GtkRadiant is powered by the GTK+ Project and released under a GPL license.
Download GtkRadiant for Linux
Level editor for ID Tech based games including Quake series
Official download link
Use the secure download link below for GtkRadiant.
Click the button to begin the secure download.
Manual Flatpak install
You can also install and run GtkRadiant from a terminal:
flatpak install flathub io.github.TTimo.GtkRadiantflatpak run io.github.TTimo.GtkRadiantAbout GtkRadiant
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