Course Catalog

Browse our collection of high-quality, open-source courses. Filter by category or difficulty level.

Beginner

CS50: Introduction to Computer Science

Harvard University

An introduction to the intellectual enterprises of computer science and the art of programming.

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Beginner

Responsive Web Design

FreeCodeCamp

Learn HTML, CSS, and responsive design principles by building real-world projects.

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Intermediate

JavaScript Algorithms and Data Structures

FreeCodeCamp

Master JavaScript fundamentals, algorithms, and data structures.

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Advanced

Nand to Tetris

Hebrew University of Jerusalem

Build a modern computer system, starting from first principles.

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Beginner

SQLZoo

SQLZoo

Learn SQL step-by-step with interactive tutorials and quizzes.

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