KTechLab is an IDE for microcontrollers and electronics. It supports circuit simulation, program development for microcontrollers and simulating the programmed microcontroller together with its application circuit.
Language is an Adventure. Learn real-life conversations with native-speaker audio and cultural context so that you can speak like a local.
United States
Toucan will teach you Spanish, German, Italian, Portuguese and French without ever opening a textbook.
United States
Calculator is an application that solves mathematical equations and is suitable as a default application in a GNOME Desktop environment.
United States
A free, open-source language learning media player with editable subtitles (displayed on an interactive timeline), seamless Anki integration, instant dictionary lookups via Yomitan, study modes and more!.
Poland
EU
Ray Media Player
Connected Papers is a unique, visual tool to help researchers and applied scientists find and explore papers relevant to their field of work.
Google Scholar
Learn a language to fluency with ListLang! ListLang is a fun, free app for learning 20+ languages by learning the most frequent words in context.
United States
Human Anatomy Atlas offers thousands of models to help understand and communicate how the human body looks and works--and includes textbook-level definitions. Use it as a reference, instead of an anatomy textbook, or to create virtual lab experiences.
United States
Synapsen is a hypertextual card index or reference organizer, which is to say a storage system on the basis of an electronic literature database that enables the management of bibliographies and notes.
Zimand
PartKeepr is an electronic part inventory management software. It helps you to keep track of your available parts and assist you with re-ordering parts. PartKeepr is designed for hackerspaces with multiple users, but you can also use it to manage your personal electronic part...
GermanyEU
India
Spaced-repetition app, the best for scientists and coders. With rich formatting, with images, with code formatting, with formulas, with multiple flashcard types. Entirely free, open-source.
Qucs-S is a spin-off of the Qucs cross-platform circuit simulator. "S" letter indicates SPICE. The purpose of the Qucs-S subproject is to use free SPICE circuit simulation kernels with the Qucs GUI.
LanguageTooland
The Eudict is an essential reference software for English learners. It starts quickly, has a full range of features, is ad-free, and provides an uninterrupted experience. With a massive expandable vocabulary library and customizable editing, it supports translations in multiple...
China
ClassDojo helps teachers improve behaviour in their classrooms quickly and easily. It captures and generates data on behaviour that teachers can share with parents and administrators.
United States
Adds a button to the Mozilla Firefox toolbar. When clicked, it sends the URL of the current tab to archive.today to preserve a snapshot of the page, and opens the result in a new tab.
Create interactive quizzes and courses with customizable templates, media support, multiple question types, branding tools, localization, and certificates.
Australia
VCE Exam Simulator is a test engine designed specifically for certification exam preparation. It allows you to create, edit, and take practice tests in an environment very similar to an actual exam.
CyprusEU
Snowball lets you quickly find and filter through papers using the snowballing method. Start with a core collection of papers, and find more by going through their citations and references.
China
Google Scholar
Online software for piano learning offering interactive lessons, real-time feedback, step-by-step guidance, video tutorials, and a wide song library.
GermanyEU
All the most useful Rules of Algebra in one place: easy to understand, free, searchable, ad-free, open-source, and accompanied by informative descriptions & examples.
