Sites like spacedock.info

The Doctrine Project's home page for PHP libraries on database storage, object mapping, and an ORM and DBAL, with contributor guide

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

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

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

Final Project, a paid service by Shivam Vatshayan supplying custom computer science final-year project work and internship placements

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

An Italian community site on the fediverso for tracking reading, writing book reviews and sharing lists, called BookWyrm.it

Weasel Mods, a forum board for selected Baldur's Gate and Icewind Dale game mods and related news

A searchable directory of Overwatch replay codes that users share and rate, with player, map and hero filters

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

OurBigBook.com is a wiki-style platform of user-written articles, topics and discussions on subjects like science, mathematics and philosophy

Packagist, the main public repository of PHP packages installable with the Composer dependency manager, with package search, API and feeds

A fan-run database and community site for Revue Starlight, the anime and stage franchise, with news feeds and donator badges

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

Symfony, a PHP web framework with documentation, components and tools for building scalable web applications

Bowl.hu, a Hungarian forum and news site about American football, covering NFL and NCAA results, discussions and a glossary

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

Wolf3D.net is a community site for Wolfenstein 3D fans, offering news, mod downloads, game listings, guides and a Discord

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

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A catalogue of mods for the Farming Simulator 25 and FS22 farming games, offered as downloads from the KingMods site

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

Trade Stories is a Portuguese marketplace for buying and selling used books, with a blog on safe transactions and shipping

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

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

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

Tab Creations, a Kansas publisher of historical and hobby games, including roleplaying games, card games and board games, with a TabBlog

Facer is a marketplace of watch faces for Apple Watch, Wear OS and Galaxy Watch, with creator profile pages

Logic Masters India, a website on puzzle and Sudoku competitions, including the annual Puzzle Ramayan contest and a puzzle publishing expo