SampleScience manage an Archive.org account and once in a while free samples, plugins and Kontakt 5 instruments are uploaded there. One of our most popular freebie is Nostromos Light, if you haven't tried it, download it here! direct 274 MB download link). There's also a free collection of royalty-free loops made with Nostromos that you can download here.
Also, for those who missed it. There's 5 free Nintendo Drum Kits to download here. The kits are available in various formats including wav, aiff, Reason Refill, Ableton Live Drum Racks and more.
If you're a NI Kontakt owner (full version 5), the Total Composure Orchestra has been uploaded for your listening pleasure. Get it here. Finally, our first plugin Thales Model I is also available in a free 5 sounds version. Get it here. Although it says demo, you can use it in your commercial and free tracks free of charge.