I-Arc ngumxholo osicaba onezinto ezicacileyo ze-GTK 3, i-GTK 2 kunye namaqokobhe awohlukeneyo edesktop, abaphathi beefestile kunye nezicelo. Iyifanele i-GTK esekwe kwidesktop ezingqongileyo ezifana ne-GNOME, Cinnamon, Xfce, Unity, MATE, Budgie etc. Umxholo wawuyilwe kwaye waphuhliswa ngu-horst3180, kodwa iprojekthi ayizange igcinwe ukususela ngoMeyi 2017. Le folokhwe ijonge ukugcina umxholo uhlaziywa ngezixhobo ezintsha kunye ne-desktop yokuphucula, ukusombulula imiba yangaphambili kunye nokuphucula i-desktop uyilo olubonakalayo.