AmarOkDHT is not a bad choice to avoid metadata leaks. In fact, GNUnet is using this. You can search about censorship-resistant DHT, or read this https://www.w3.org/2014/strint/papers/65.pdf
Jonkman Microblog is a social network, courtesy of SOBAC Microcomputer Services. It runs on GNU social, version 1.2.0-beta5, available under the GNU Affero General Public License.
All Jonkman Microblog content and data are available under the Creative Commons Attribution 3.0 license.