It should also be noted that SpiderOak has opensourced many components of their product stack, including Crypton, which is the encryption framework underpinning many of their clients.<p>The source is at <a href="https:&#x2F;&#x2F;github.com&#x2F;SpiderOak" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;SpiderOak</a>