Q: What’s the story behind the CS50 cat avatar?
A: When CS50 first signed up for its social accounts years ago, we needed an avatar, so we decided to use the then-famous Happy Cat! 😸

#FAQ50

Looking to get inspired for your own #CS50FinalProject? 💫 We’ll occasionally showcase projects by classmates! Little Penguin, made by Carl Andrei from The Philippines is a beautiful platformer built on Unity, full of fun visuals and cute ways to play as a penguin! 🐧

https://youtu.be/4nG7E4brBSs

Are you already using CS50.dev? 💻 It is a browser-based version of VS Code in the cloud designed for students and teachers working on programing projects, provided by Harvard’s CS50, implemented atop GitHub Codespaces. It comes with pre-installed tools and libraries commonly used in CS50 courses (C, Python, Flask, SQL, etc.). You can try it for free at https://cs50.dev/.

This was CS50 at SIGCSE TS 2025, ACM's Technical Symposium on Computer Science Education, with Sari Kulthm of Miami Dade College and Ozan Erat of Yale University.

"We present the results of multi-year collaborations among Harvard University, Yale University, and Miami Dade College in which students on all three campuses took the same introductory course in computer science…”

Read the full study: https://cs.harvard.edu/malan/publications/pl783-malan.pdf.