Arc – Best Flat GTK Theme for Linux Desktop

Install Arc GTK Theme.

$ cd /opt
$ sudo git clone https://github.com/horst3180/arc-theme --depth 1 && cd arc-theme
$ sudo ./autogen.sh --prefix=/usr
$ sudo make install
$ cd ..
$ sudo rm -Rf arc-theme

8) Choose the Theme

Finally choose the theme based on the desktop environment tool to activate it.

• GNOME Desktop: Gnome Tweak Tool >> Appearance >> Choose the theme from the drop-down box followed by “GTK+” >> Finally close the App
• Unity Desktop: Unity Tweak Tool >> Appearance >> Theme >> Choose the desired theme from the list >> Finally close the App
• Cinnamon Desktop: Menu >> Appearances >> System Settings >> Theme >> Choose the desired theme from the drop-down box on “Window borders”, “Controls” & “Desktop”>> Finally close the System Settings
• LXDE Desktop: Menu >> Appearances >> Customize Look and Feel >> Widget >> Choose the desired theme from the list >> Apply >> Finally close
• XFCE Desktop: Menu >> Settings >> Appearance >> Style “Choose the desired theme from the list” >> Finally close

9) Arc GTK Theme Screen Shot Tour

See below, Arc GTK Theme with basic one Arc variant.

Arc GTK Theme with Arc-Darker Variant.

Arc GTK Theme with Arc-Dark Variant.

Enjoy…)