Scientific calculator with arbitrary precision and portrait and landscape mode. Fraction and periodic numbers support. Looks like a real calculator! The calculator has up to 100 digits of significand and 9 digits of exponent.




Scientific calculator with arbitrary precision and portrait and landscape mode. Fraction and periodic numbers support. Looks like a real calculator! The calculator has up to 100 digits of significand and 9 digits of exponent.




Work with our L&D experts to design and deliver a solution that everyone will love. Easy to create, automate, report on and manage learning.

GeoGebra 3D Calculator is an online tool for graphing 3D functions, plotting surfaces, and constructing solid objects. It enables users to visualize and manipulate 3D math problems, plot f(x,y) functions and parametric surfaces.




Developers tool for strip board projects. It has useful functions for designing, documenting and testing project boards. Therefore you will find functions like auto-generation of components lists, a connection test, a editable library with a large number of symbols and...



Your lecture notes, flashcards, summaries, learning with friends, statistics, and even rewards for learning - all in one place and just a click away - StudySmarter.








Professional painting app, based on Unlimited Layers with Blend Modes and Masks. Brushes, finger gestures, time-lapse video recording. Free alternative to Procreate.




🚀 A toolbox to discover, understand, and learn from native materials. ? Experience an immersive approach that's not just effective, but exhilarating 🔥.








Cambridge Dictionary is a multi-language dictionary for students and people who are in contact with English. This online version has been offering completely free of charge since 1999 by the Univeristy of Cambridge.

A simple web app filled with CS courses designed to give developers the skills they need to get a high-paying job.




DSpace open source software enables open sharing of content that spans organizations, continents and time.
There are amazing people who make great courses, most likely even better, for free and only problem is finding them.
This application helps find people and interesting content.




Improve your mathematics skills with us. We improve student performance by using gamified quizzes, practice questions, and video lectures. We allow students to compete against their peers and maintain a positive competitive environment in order to inspire and enhance their...



Pontoon is a translation management system used and developed by the Mozilla localization community. It specializes in open source localization that is driven by the community and uses version-control systems for storing translations.









We build the pickaxes of hardware engineering. Ideation tools, schematic capture, PCB layout, design hosting, parts library management, and affordable prototyping.
Marketplace for peer reviews by paid learners qualified via quiz; open source Word templates with business-logic automation.




Chessable makes learning easier and efficient by using insights from neuroscience and educational psychology in its training technique. Chessable also uses gamification to make learning fun. Chessable aims to help people achieve expertise quicker than the traditional accepted...

Thinkful is the best way to learn web development online. Work one-on-one with mentors who review your code and teach you best practices.

Highbrow is your personal knowledge hacking tool. It expands your mind in just 5 minutes a day via bite-sized email courses delivered to your inbox.


Charity Engine takes enormous, expensive computing jobs and chops them into 1000s of small pieces, each simple enough for a home PC to work on as a background task. Once each PC has finished its part of the puzzle, it sends back the correct answer and earns some money for...
Amusing, yet multifunctional touch-typing tutor with support for several layouts: QWERTY (US, UK, ...), Dvorak, AZERTY etc. The program is perfect for novice as well as advanced users.


