As far as I can see on their page, they're just not competing in the same spot. DNSCrypt is a DNS, OpenDNS is a DNS + DNS Usage Monitor + DNS whitelist/blacklis

As far as I can see on their page, they're just not competing in the same spot. DNSCrypt is a DNS, OpenDNS is a DNS + DNS Usage Monitor + DNS whitelist/blacklist + whatever I for one has been pretty happy as a home user with OpenDNS: dead simple DNS filters to make sure kids don't surf on youporn and youreligion