Origins of Audio has launched Inspire, a series with free samplepacks, soundsets and sounds. Their commercial libraries include Zebramatic II and Imperium. They claim the Inspire series will be updated every two weeks with new and free soundsets for Zebra 2 and Serum.
SoundCloud.com/originsofaudio/10-free-presets-for-zebra2
Visit their website to download this free soundset.