Sites like bettermedia.uk

The Open Co-op, a UK collaborative cooperative blog and project hub on regenerative economy, systems change and PLANET protocols

The Online Meeting Cooperative meet.coop, a cooperative running renewable-powered online meeting and conferencing tools on member-owned infrastructure

Rocket.Chat, an open source team chat and collaboration platform for secure, self-hosted government and enterprise communications

Microsolidarity: a community-building practice documented online, with essays, a card deck, and programs for shared infrastructure

A community database and progress tracker for the game IDOLM@STER Cinderella Girls Starlight Stage, with player profiles, maps and a wiki

racetime.gg is a website for organising online races in video games and speedruns, with race categories such as Banjo-Kazooie and Metroid Fusion

An open source unified communications platform project, Issabel, distributing a free PBX software suite and its downloads

School Idol Tomodachi is a fan-run resource website for players of the LoveLive! School Idol Festival mobile game, with card, idol and map databases

A community database and fan site for the BanG Dream! Girls Band Party game, covering characters, cards, and members' profiles

A social community site for Love Live! fans to share adventures, posts and wiki entries about the franchise

Open Privacy Research Society's website: a nonprofit's news, jobs, donation pages and projects such as Cwtch and Lockbox, favouring decentralized, anti-surveillance technology

adminForge is a German-language site of self-hosted open source service guides, Linux admin tutorials, news, an NTP time server and an Android app

Proko, an online drawing school with video courses on figure, gesture, and perspective drawing, plus drawing apps

A community-run site sharing custom content, mods, stories and archives for life-simming games such as The Sims 1 and 2

A discussion forum for people following the ketogenic low-carbohydrate diet, with categories on food, fasting, exercise and science

Madrid Ruby User Group's meetup site listing monthly Ruby and Rails talks, past events, topics and members

A free Japanese learning site with lessons, quizzes and a course, plus Patreon posts, run under the name Marshall's Site

A German wiki run by the Freifunk München community project on free community Wi-Fi networks, meetings and contacts

XtremePapers is a discussion forum where students and teachers share past exam papers, study help and general chat

Pennswoods Classifieds is a free online classified-ads marketplace for farm equipment, firearms, tools, vehicles, pets and miscellaneous goods

FiveFilters.org is a software and media activism project that makes web articles readable through feed tools, Kindle delivery and article extraction

The main pages describe a Spanish rock, blues and soul band, but the later posts are spam casino articles, so the site's subject is mixed. Writing the sentence about the band's identity as the homepage presents it, with the casino spam bein

A Scottish collective's blog on anti-racist education, covering curriculum reform, race, school policing and museums, with an about page

Sponge, an open-source modding API and plugin platform for Minecraft: Java Edition, run by the SpongePowered community project

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A minimalist blogging platform called Mataroa, where users write markdown posts on their own subdomain or domain, with an API and export options

Comic Rocket, a directory and reading tool for tracking webcomics and serialized online stories, with rankings, updates and bookmarks

A German association's portal offering open educational resources, apps, tools and courses for teachers and pupils, run by ZUM e.V