Masalla icon theme is a Vector graphics icons theme released to use in Linux Desktop. Basically this icon theme is mixture of different icons sets, it is offers more than 15000+ icons including wide range of applications, categories, devices, places/folders, status, mime-types, and more. It is compatible with most of the Linux desktop environments such as Unity, Gnome, KDE, Cinnamon, Mate, Lxde, and others. For this icon theme most of the application icons available, still if you found any missing icon or bug in this set then report it. Ambiance Blackout Colors theme used in following screenshots. You can use Unity Tweak Tool, Gnome-tweak-tool or Ubuntu-Tweak to change themes/icons.