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.
Read hand-picked articles from today’s thought leaders. Save the ideas that inspire you and the methods that could take you to the next level. You absorb, remember and act more, with just 5 minutes per day.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Mac
- Windows
- Linux
- Online
- Android
- iPhone


+24
Open Yale Courses (OYC) provides free and open access to a selection of introductory courses taught by distinguished teachers and scholars at Yale University.
Genius is an online knowledge focused on music. The site allows users to provide annotations and interpretation of song lyrics, news stories, primary source documents, poetry, and other forms of text.
Cost / License
- Free
- Proprietary
Platforms
- Online
- Android
- iPhone
- iPad


Maxima is a system for the manipulation of symbolic and numerical expressions, including differentiation, integration, Taylor series, Laplace transforms, ordinary differential equations, systems of linear equations, polynomials, and sets, lists, vectors, matrices, and tensors.
Cost / License
- Free
- Open Source
Platforms
- Mac
- Windows
- Linux



FANDOM is a community-based service that allows anyone to create a wiki on virtually any subject. Discover, share and add your knowledge! Wikia is financed by advertisment!
Cost / License
- Free
- Proprietary
Platforms
- Online
- Android
- iPhone
- Android Tablet
- iPad


AI-powered grammar checker for Mac that processes everything locally with zero data collection, ensuring total privacy, instant offline results, and seamless integration across applications.



The Quite Universal Circuit Simulator (QUCS) is an integrated circuit simulator allowing the simulation and graphical presentation of results of large-signal, small-signal and noise behavior in circuits.


+2
JASP is a free and open-source graphical program for statistical analysis supported by the University of Amsterdam. It is designed to be easy to use, and familiar to users of SPSS. It offers standard analysis procedures in both their classical and Bayesian form.



Simple tools for learning anything. Search millions of study sets or create your own. Improve your grades by studying with flashcards, games and more.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Online
- Android
- iPhone
- Android Tablet
- iPad


+2


+2
Unlock fluency faster than ever. Experience a revolutionary, science-driven learning platform that tailors every lesson to the way your brain works—so you can master languages in record time.
Cost / License
- Free
- Proprietary
Application types
Platforms
- Online


+3
Online math solver, equation editor and database, graphing calculator and science/engineering problem helper.


+8
Edit videos privately in your browser — no downloads or uploads needed. Remove silence, generate subtitles, and create clips with complete privacy.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Online
- Software as a Service (SaaS)


+1
Language-learning software using spaced repetition, employing images, text, sound, and video to teach without translation, offering customized feedback.
Cost / License
- Paid
- Proprietary
Application type
Platforms
- Mac
- Online
- Android
- iPhone
- Android Tablet
- iPad
- Apple Watch
- Software as a Service (SaaS)


+6
Supports over 1000 language pairs, real-life conversation practice, and daily lessons with interactive exercises for practical vocabulary and fluency development.
Cost / License
- Freemium
- Proprietary
Application type
Platforms
- Online
- Android
- iPhone
- Android Tablet
- iPad
- Apple Watch


+4
Ever had a question? Ever had an answer? Ever had knowledge to share? We believe that coming together to inquire and learn, to share knowledge and to teach each other, makes the world a better place. We also believe that Q&A communities should be free from the politics and...


+1
A simple and elegant notebook to write new words and discover their meanings and synonyms. Open a new note, whether if it's for a specific book or for a new language you're learning, write the word you're looking for and see its definition and synonyms.
Cost / License
- Free
- Open Source
Application type
Alerts
- Discontinued
Platforms
- iPhone
- iPad
- Android


+4
High precision scientific calculator with full support for physical units (web and terminal versions).


Boost your typing skills with TypingGim - practice with words, articles, or code examples. The app adapts to your skill level and helps you improve speed and accuracy.



Linguee is a new kind of dictionary app for French-English, Spanish-English and other language pairs. You will find reliable translations in the shortest time, even when you're offline.
Cost / License
- Free
- Proprietary
Application types
Platforms
- Online
- Android
- iPhone
- iPad
- Apple Watch


Urban Dictionary is a Web-based dictionary of slang words and phrases. Submissions are regulated by volunteer editors and rated by site visitors.
The definitions on Urban Dictionary are meant to be those of slang or subculture words, phrases, and phenomena not found in standar.
Cost / License
- Free
- Proprietary
Application type
Platforms
- Online
- Android
- iPhone
- Android Tablet
- iPad


+2
University of the People is the world’s first tuition-free, non-profit, online academic institution dedicated to opening access to higher education globally for all qualified individuals, despite financial, geographic or societal constraints.






































































