Scholarpedia is a peer-reviewed open-access encyclopedia written and maintained by scholarly experts from around the world. Scholarpedia is inspired by Wikipedia and aims to complement it by providing in-depth scholarly treatments of academic topics.
Oppia Alternatives
Oppia is described as 'Free, open-source learning platform. Full of interactive activities called 'explorations', Oppia helps curious minds learn and teach' and is a online education service in the education & reference category. There are more than 50 alternatives to Oppia for a variety of platforms, including Web-based, Android, iPhone, Windows and Android Tablet apps. The best Oppia alternative is Wikipedia, which is both free and Open Source. Other great apps like Oppia are Khan Academy, Ibis Wiki, Foam and Grokipedia.
Alternatives list
Welcome to WikiIndex, a wiki of all wiki, wiki people, wiki software, wiki farms, and wiki ideas, a 'work in progress' founded in 2006.
Cost / License
- Free
- Open Source
Platforms
- Online

- 11 World History Encyclopedia alternatives
Non-profit history encyclopedia with the mission to engage people with cultural heritage and to improve history education worldwide.



An online teaching platform designed to help learners of all levels become confident and effective tutors. It offers 30 practical, interactive lessons covering topics such as identifying your teaching style, understanding how learners learn, delivering clear explanations...
Cost / License
- Free
- Proprietary
Platforms
- Online



Cost / License
- Free
- Open Source
Application types
Platforms
- Online
- Software as a Service (SaaS)



Frappe LMS is the most popular SaaS alternative to Oppia.
- Frappe LMS is Free and Open Source
- 10 Worldometers alternatives
Worldometers is run by an international team of developers, researchers, and volunteers with the goal of making world statistics available in a thought-provoking and time relevant format to a wide audience around the world.
Cost / License
- Free Personal
- Proprietary
Application type
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- Chrome OS
- Android Tablet
Cost / License
- Free
- Open Source
Platforms
- Online


Online dictionary and encyclopedia with pictures, facts, and videos. Get information and homework help with millions of articles in our free, online library.
Panthrisk is a real-time, AI-driven platform that tracks and visualizes humanity’s most critical existential risks — including nuclear war, AI, climate change, pandemics, misinformation, and unknown threats.
Cost / License
- Free
- Proprietary
Platforms
- Online

Citizendium, powered by MediaWiki, is "an open wiki project dedicated to creating a free, comprehensive, and reliable repository of structured knowledge". Unlike with Wikipedia, a contributor must register using their real name and verify their identity.

Start learning without distractions. Join thousands of focused learners who choose quality over quantity. Always free, always focused.

Osvitalab delivers all the necessary features to start online learning. Easy setup and based in the cloud. Customer & Tech support is included default in all plans. Perfect for Education business, Infobusiness, Private Teachers, and Corporate training.
Cost / License
- Subscription
- Proprietary
Application types
Platforms
- Online
- Software as a Service (SaaS)


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Osvitalab is the most popular commercial alternative to Oppia.
- Osvitalab is Paid and Proprietary






















