Library Genesis, which also includes scientific articles and provides storage for sci-hub, provides a large series of dataset dumps as torrents,
<a href="http:&#x2F;&#x2F;libgen.io&#x2F;repository_torrent&#x2F;" rel="nofollow">http:&#x2F;&#x2F;libgen.io&#x2F;repository_torrent&#x2F;</a>