The Odin Project
The open-source coding curriculum.
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About CS50
CS50 is Harvard's introduction to computer science — the most popular course on campus and online, famed for its production quality and problem sets.
Key features
- World-class lectures
- Hands-on problem sets with grading
- Free certificate path via edX
Pros
- The best CS on-ramp, period
- Free to take fully
Cons
- Genuinely challenging
- Verified certificate costs extra
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