Welcome This is CS50, Harvard University’s introduction to the intellectual enterprises of computer science and the art of programming, for concentrators and non-concentrators alike, with or without …

Take Harvard's CS50 online through edX and learn computer science and programming fundamentals. Complete graded projects and earn a verified HarvardX certificate.

CS50 AP, which satisfies the College Board's new AP CS Principles curriculum framework, is identical to the curriculum we use at Harvard, but modified for a high school audience. CS50x is aimed at …

CS50 (Computer Science 50) [a] is an introductory course on computer science taught at Harvard University by David J. Malan. The on-campus version of the course is Harvard's largest class with …

Feb 5, 2026 · Harvard University's CS50 is one of the most popular beginner computer science courses in the world. We just released the entire 25-hour CS50 course on the freeCodeCamp.org YouTube …

789 votes, 121 comments. true Hello! Some of you may remember me as the person who completed every certificate on FreeCodeCamp. Well, it took me another year to do, but I've now completed …

Jan 20, 2026 · Harvard's intro to computer science was just updated! Here's what's new and how to earn a free certificate.

CS50 is the quintessential Harvard course. This is CS50, Harvard University's introduction to the intellectual enterprises of computer science and the art of programming.

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Dec 31, 2025 · Harvard’s CS50 free course for 2026 offers a strong foundation in computer science through hands-on projects and real-world problem solving. Designed for beginners and career …