codeSpark Academy teaches the basics of computer programming through a variety of interactive learning activities including puzzles, games, step-by-step creative projects, game design and offline printables – all of which can be monitored by parents.
SourceForge presents the Solar Model project. Solar Model is an open source application. SourceForge provides the world's largest selection of Open Source Software. The Solar Model is real time modeling of solar system.
King of Math Junior is a mathematics game in a medieval environment where you climb the social ladder by answering math questions and solving puzzles. Collect stars, get medals and compete against friends and family. Master the game and become a King or Queen of Math!
Online Language School for learning and practicing grammar and vocabulary, and for (video) chatting with other language learners.
MeowCAD is an online free and open source electronic design application tool. Its focus is on schematic and PCB design for electronic circuits.
The Audubon Bird Guide is a free and complete field guide to over 800 species of North American birds, right in your pocket. Built for all experience levels, it will help you identify the birds around you, keep track of the birds you’ve seen, and get outside to find new birds...
Make your SaaS & mobile apps stand out with the power of GPT: Develop, test, manage, and improve all your prompts in one place. Then integrate with one simple API call - no matter which provider.
Tellonym is the most honest place on the internet. See what your friends think of you, answer anonymous questions and ask others the things you have never dared before.
ThermoState can calculate thermo-physical properties of 100+ fluids, Plot on state diagrams, model simple thermodynamic cycles.
SearchOnMath is a search engine specialized in formulas and text from several domains with math content, including arXiv, Stack Exchange, Wikipedia, and others.
BabelShark is a service that combines the power of automatic translation with the flexibility of manual correction. It's a simple way to translate your website—no JSONs or language tables needed.
The sigrok project aims at creating a portable, cross-platform, Free/Libre/Open-Source signal analysis software suite that supports various device types (e.g. logic analyzers, oscilloscopes, and many more).
Multilingual dictionary. The Blueseal dictionary provides translations of words and expressions between German, English, Spanish and French in all possible combinations. It also provides a synonym dictionary for all these languages.
Wiktionary
KeyBlaze is an easy, fun and effective way to learn how to type or improve your typing skills. It starts with basic lessons on the home keys and neighboring keys, then continues with capitalization, punctuation and numbers.
Stillio is an automatic screenshot service. With Stillio you can make daily screenshots of webpages to create, manage and share a pixel perfect archive of websites and social media channels.
Voice Dream Reader lets you listen to any document and ebook using text-to-speech.
Memorize is a native GNOME app that stores your flashcard sets. It enables you to create, edit, view, and study sets. Use the test mode to create preparation exams. Additionally, you can easily import existing Quizlet sets.
AI-powered interview preparation platform with structured learning paths, coding practice, system design, and mock interviews.
LibraryBox is an open source, portable digital file distribution tool based on inexpensive hardware that enables delivery of educational, healthcare, and other vital information to individuals off the grid.
Luminos is an all-in-one astronomy app that goes beyond simple stargazing. It combines millions of celestial objects into a beautifully-rendered space simulation that will amaze you. Our enthusiastic customers range from hobbyists to professional astronomers, and everyone in...
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