Kaku is a free cross-platform integrated music and video player app with support for various online media streaming including YouTube, Vimeo, and SoundCloud.
Built by Chia-Lung, Chen (EragonJ) and other Open Source enthusiasts and contributors, it is released under the MIT license and features a minimal design UI, a playlist selection, video and audio support, and it is available in a good number of languages other than English including Espanol, Italiano, Polski, and Arabic, to name a few.