The Public Domain Review"Friendship books" were the #Facebook of the 17th and 18th centuries (without the ads and data mining). Here's a fine example of one begun in 1795 by the aunt of the poet Felicia Dorothea Browne: https://publicdomainreview.org/collection/the-friendship-book-of-anne-wagner-1795-1834 #FriendshipDay
@iveylineGNU 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.