
PostGIS
Open SourcePostGIS is a powerful open-source spatial database extender for PostgreSQL, adding support for geographic objects and enabling complex spatial queries and analysis within the database.
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Serves as a primary resource for educational purposes, providing information on a wide range of subjects.
PostGIS is a powerful open-source spatial database extender for PostgreSQL, adding support for geographic objects and enabling complex spatial queries and analysis within the database.
Chamilo is a free, open-source learning management system (LMS) designed to improve access to education. It offers a comprehensive suite of tools for creating, managing, and delivering online courses and training programs, suitable for educational institutions and corporate environments alike.
Mnemosyne is an open-source, free flashcard software leveraging spaced repetition to optimize learning. It features a user-friendly interface and supports various content types, making it ideal for students and lifelong learners aiming to improve memorization efficiency across different subjects.
MIT App Inventor is an intuitive, block-based visual programming environment designed for beginners to create fully functional Android applications. It leverages a drag-and-drop interface within a web browser, removing the complexity of traditional coding and making mobile app development accessible to everyone.
Free Pascal Compiler (FPC) is a robust and versatile compiler for Pascal and Object Pascal, distributed under the GNU GPL. It supports numerous platforms and architectures, enabling developers to create a wide range of applications from console tools to cross-platform GUI applications.
Moodle is a widely adopted, open-source Learning Management System (LMS) designed to provide educators, administrators, and learners with a single, robust, and secure system to create personalized learning environments. It facilitates online learning, blended learning, and distance education with a comprehensive set of tools for course creation, delivery, and management.
wxMaxima is a powerful graphical interface for the Maxima computer algebra system. It provides a user-friendly environment for symbolic and numerical computations, equation solving, calculus, plotting, and more, making complex mathematical tasks more accessible.
Maxima is a comprehensive computer algebra system developed in Lisp, specializing in symbolic manipulation of mathematical expressions. It's a powerful tool for algebra, calculus, equation solving, and more, widely used in academic and research settings.
Wikibooks is a Wikimedia Foundation project providing free, open-content textbooks and instructional materials collaboratively written and edited by volunteers worldwide. It's a global library of user-generated educational resources.
Scratch is a visual programming language and online community designed for beginners. It enables users, particularly children, to create interactive stories, games, and animations using a block-based interface, fostering computational thinking and creative expression without requiring prior coding knowledge.
LaTeX is a high-quality typesetting system widely used for producing scientific, technical, and academic documents. It offers precise control over formatting, complex mathematical expressions, references, and document structure, making it ideal for professional publishing.
Sky Map is a user-friendly Android planetarium app that turns your device into a window to the universe. Simply point your phone at the sky to identify stars, constellations, planets, and more. It's an excellent tool for both casual stargazers and budding astronomers.
Stellarium is a free and open-source planetarium software that allows users to explore the night sky from the comfort of their computer. It displays a realistic 3D rendering of the celestial sphere, showing stars, constellations, planets, and other astronomical objects in accurate positions at any given time.
Wikipedia is a vast, collaborative online encyclopedia offering a wealth of knowledge across countless subjects. Built and maintained by a global community of volunteers, it provides free and open access to information for everyone.
Kiwix is a powerful, free, and open-source offline web browser designed to access educational and informational content, such as Wikipedia and Project Gutenberg, without requiring an internet connection. It is highly portable and supports multiple languages, making knowledge accessible anywhere.