FeralRobotsStruck me after reading this comment that ActivityPub platforms could be great ways to disseminate media, data, information, etc., for organizations - like the US Gov't, & maybe parts of BBC - who produce material that is by law in public domain.
GNU social JP is a social network, courtesy of GNU social JP管理人. It runs on GNU social, version 2.0.2-dev, available under the GNU Affero General Public License.
All GNU social JP content and data are available under the Creative Commons Attribution 3.0 license.