Apps similar to Oppia include Wikipedia, which is free and open source. Other options are Khan Academy, Ibis Wiki, Foam and Nuclino. Learning Management Systems like Oppia are a crowded field, with more than 50 alternatives for the web, Android, iPhone, Windows and iPad.
Free content, multilingual online encyclopedia written and maintained by a community of volunteers through a model of open collaboration, using a wiki-based editing system.
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Khan Academy is not-for-profit with the goal of changing education for the better by providing a free world-class education to anyone anywhere.
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Ibis is a federated encyclopedia which uses the ActivityPub protocol, just like Mastodon or Lemmy. Users can create, browse, edit articles and use many other features. If you want to start a wiki for a TV series, a video game, or an open source project, then Ibis is for you!
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Foam is a personal knowledge management and sharing system inspired by Roam Research, built on Visual Studio Code and GitHub.
Nuclino is a unified workspace where teams can bring all their knowledge, docs, and projects together in one place. It’s a modern, simple, and blazingly fast way to collaborate, without the chaos of files and folders, context switching, or silos.
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Wikiversity is a Wikimedia Foundation project devoted to learning resources, learning projects, and research for use in all levels, types, and styles of education from pre-school to university, including professional training and informal learning.
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Grokipedia is an online encyclopedia created by xAI that positions itself as an alternative to Wikipedia. Articles are generated and later labeled as “fact checked by .
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The Encyclopædia Britannica is a general English-language encyclopaedia published by Encyclopædia Britannica, Inc., a privately-held company. The articles in the Britannica are aimed at educated adult readers, and written by a staff of about 100 full-time editors and...
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Miraheze is a wiki farm (hosts wikis) for free and with no ads, it also provides custom domains, extensions and many other features. It is based on MediaWiki.
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WikiSpooks is a global alternative encyclopedia on politics, spy craft, deep state intelligence, and conspiracies, free of corporate influence, partisan politics, or government propaganda for historians and truth-seekers to read, edit, and share.
Wikiwand is a modern interface for web and mobile, that optimizes Wikipedia's amazing content for a quicker and significantly improved reading experience.
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