3 ms·But aren't all desktop applications built on proprietary technologies? I am curious.by ether 16y agoBut aren't all desktop applications built on proprietary technologies? I am curious.adulau 16y agoFirefox (without proprietary plug-ins), vim, gimp, Pidgin, GNOME, Inkscape, Evince, F-Spot, VLC, MPlayer, Thunderbird,... are not built on proprietary technologies.ether 16y agoAren't they ultimately all built on top of Windows and Mac? (Which are proprietary technologies)