Think of this web site as a search engine for words and phrases: If you have a word for which you'd like a definition or translation, we'll quickly shuttle you to the web-based dictionaries that define or translate that word.


Think of this web site as a search engine for words and phrases: If you have a word for which you'd like a definition or translation, we'll quickly shuttle you to the web-based dictionaries that define or translate that word.


TypeAssist is an AI-powered text enhancer Android app, plus offline tools like inline commands, calculations, and text snippets, and more.



OpenL Translator is an open source front-end android application to the high-quality DeepL machine translation services (available for English, German, French, Spanish, Italian, Dutch and Polish).



Vanilla (formerly CuteCalc) is a cute and elegant calculator app for Android!.



LinguaCafe is a free, web-based and self-hosted platform that helps language learners read in foreign languages. It allows users to import texts from different sources, and provides a set of tools that helps them easily acquire vocabulary.




Pocket Scholar is a science-learning platform centered around breaking down complicated science topics into smaller chunks that makes them easier to understand. We believe in a future where everyone has access to high quality, college level content that they actually can...



Save All is a helpful tool that allows you to keep track of all the information you learn, so you can easily refer back to it later. With Save All, you can create quizzes on any topic you're studying, and take them as many times as you need to solidify your understanding of...



A user-friendly platform that enables you to find and connect with online tutors and book lessons in minutes. Over 2000 tutors and 700 subjects. Unbeatable prices. 100% satisfaction guaranteed.




A local-first real-time LaTeX and Typst collaboration platform with offline editing capabilities. Built with React, TypeScript, and Yjs for collaborative document editing.


Artikulate is a pronunciation trainer that helps improving and perfecting a learner's pronunciation skills for a foreign language. It provides courses with native speaker recordings for several training languages.

galculator is a GTK 2 / GTK 3 based calculator with ordinary notation/reverse Polish notation (RPN), a formula entry mode, different number bases (DEC, HEX, OCT, BIN) and different units of angular measure (DEG, RAD, GRAD).

JChemPaint (or JCP for short here) is the editor and viewer for 2D chemical structures developed using the Chemistry Development Kit (CDK).

hamsterBase is a local-first,privacy first knowledge collector.
Local first: all features available offline Privacy first: No data is collected.


Google Arts & Culture is an exploration into art and culture featuring collections from around the world and throughout time. Delve into the lives and masterpieces of classic artists like Rembrandt and Leonardo da Vinci, experience French culture of the 1800s through the...






Online dictionary and encyclopedia with pictures, facts, and videos. Get information and homework help with millions of articles in our free, online library.
Use ChampoAI to quickly automate your localization process and get professional-quality results.




Course Hero is an online learning platform where you can access over 25 million course-specific study resources contributed by a community of students and educators.



SymPy is a Python library for symbolic computation. The stated goals of the library are to become a full-featured computer algebra system and to keep a simple code base to promote extensibility and comprehensibility.

Quizplus is an educational platform that provides resources for students. It offers a range of materials to help in exam preparation and subject understanding, making studying more efficient and cost-effective.

WikiPathways was established to facilitate the contribution and maintenance of pathway information by the biology community. WikiPathways is an open, collaborative platform dedicated to the curation of biological pathways.

Calca is a powerful symbolic calculator that updates as you type giving you instant answers. It solves equations and simplifies complex expressions. It's also a rich Markdown text editor so that you can explain your ideas alongside your calculations.




The gEDA project has produced and continues working on a full GPL'd suite and toolkit of Electronic Design Automation tools. These tools are used for electrical circuit design, schematic capture, simulation, prototyping, and production.




MacTeX is a redistribution of TeX Live, a typesetting environment. While TeX Live is designed to be cross-platform (running on Unix, Mac OS X, and Windows), MacTeX includes Mac-specific utilities and front-ends.
MathSolver (mathsolver.top), a 100% FREE AI math solver offering personalized tutoring. Helper Mode provides step-by-step solutions; Learner Mode gives hints accompanied with knowledge points, to guide users to solve problems by themselves.



