gvidm(1) on Linux
The text f4f326c14f8f, as Debian 9 (Stretch), Debian 8 (Jessie), Debian 7 (Wheezy), Debian 6.0 (Squeeze), Debian 5.0 (Lenny), Debian 4.0 (Etch) shipped it.
GTK+ app to quickly and easily change video resolutions in X
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