What’s new for 2025?

• New-and-improved lectures (hopefully!)
• An even-better AI-powered CS50 Duck
• A help50 button that provides help when commands err in your terminal window
• A design50 button that provides you with qualitative feedback on the quality of your code’s design

All this and more!

Did you start CS50x in 2024 or earlier?

Be sure to review this year’s FAQs!