https://octothorp.es/ Webrings with hashtags! A project to create communities and discoverability on the open web, without platforms.
https://sharepostmarks.org/ Social bookmarking for the fediverse
https://pushbroom.co/ Pushbroom is analytics upside-down. With no data collected by default, only track the thing you care about with simple, direct, HTML and JavaScript instrumentation.
https://rdf.systems/ The RDF Systems project is an education platform for exploratory research into how RDF can be used for post-modern web development.
https://www.dicegraph.com/ A statistical modeling tool—which is a fancy way of saying it’s a tool that shows you the likelihood of every possible outcome when you roll a set of dice.
https://joseki-party.vercel.app/ Play Go online with friends, party time.
https://super-imposer.stucco.software/ Free, community supported software for PDF imposition.