Babbel is the new way to learn a foreign language. The comprehensive learning system combines effective education methods with state-of-the-art technology.
Platforms
- Online
- Android
- iPhone
- Android Tablet
- iPad
- Apple Watch
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Babbel is the new way to learn a foreign language. The comprehensive learning system combines effective education methods with state-of-the-art technology.




Online math solver, equation editor and database, graphing calculator and science/engineering problem helper.




Racket is a general-purpose programming language as well as the world’s first ecosystem for language-oriented programming.




fediverse.party provides a guide for the fediverse, a interconnected network of servers each running a different platform for web publishing (i.e. social networking, microblogging, blogging, or websites).
Vocabulary.com is the easiest, most intelligent way to improve your vocabulary. It combines an adaptive learning system (The Challenge) with the world’s fastest dictionary (The Dictionary) so that you can more quickly and more efficiently learn words.








Tux Paint is a free, award-winning drawing program for children ages 3 to 12 (for example, preschool and K-6). Tux Paint is used in schools around the world as a computer literacy drawing activity. It combines an easy-to-use interface, fun sound effects, and an encouraging...




Dual subtitles on YouTube, Netflix, Disney+, HBO Max and Crunchyroll. Click any word for a translation in context and save it as a flashcard. Chrome extension, iOS and Android apps.




Cross-device eBook platform supporting library management, multi-format uploads, syncing, online/offline access, sharing, and secure organizational libraries.




Free online scientific calculator from GeoGebra: perform calculations with fractions, statistics and exponential functions, logarithms, trigonometry and much more!




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.
GCompris is a high quality educational software suite, including a large number of activities for children aged 2 to 10. Some of the activities are game orientated, but nonetheless still educational.




TensorFlow is an open source software library for machine learning in various kinds of perceptual and language understanding tasks.
Integrating powerful tools for book annoation, mindmapping, flashcards and more, to build up your reading notes as never before.




Condenses over 6,000 nonfiction books and podcasts into concise 15-minute audio and text explainers, featuring expert-led guides and broad topic coverage.



Algodoo gives you the opportunity to play with physics. Use your own hands and simple drawing tools to design, construct and explore the world of physics.


PandaChat.ai serves as your research assistant, helping you simplify complex topics, summarise content and get answers immediately. Whether you're reading a lengthy article, blog post, wikipedia or research paper, Byte 🤖 will respond to your query about any file...



I, Voyager's free, open-source software planetarium built on the free, open-source Godot Engine.




Language learning platform using original stories with diglot weave method; gradually introduces foreign words in context, tracks vocabulary, offers adjustable difficulty and bilingual modes.




Free, open-source learning management system and course authoring platform originally built by Harvard and MIT, now stewarded by the nonprofit Axim Collaborative.




With Hello History, you can travel back in time and have one-on-one chat conversations with some of the most influential historical figures of all time.






Take free Harvard online courses through Harvard Extension School's Open Learning Initiative. Course videos feature Harvard faculty.