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    129 repositories

    • cs50.vsix

      Public
      TypeScript
      •
      Other
      •1•7•1•1•Updated Jan 22, 2026Jan 22, 2026

    • problems

      Public
      Checks for check50
      Python
      •286•175•12•5•Updated Jan 21, 2026Jan 21, 2026

    • codespace

      Public
      PHP
      •
      GNU General Public License v3.0
      •423•164•4•2•Updated Jan 21, 2026Jan 21, 2026

    • cli

      Public
      Dockerfile
      •
      GNU General Public License v3.0
      •20•22•2•1•Updated Jan 20, 2026Jan 20, 2026

    • lib50

      Public
      This is lib50, CS50's own internal library used in many of its tools.
      Python
      •
      GNU General Public License v3.0
      •22•22•4•0•Updated Jan 20, 2026Jan 20, 2026

    • id

      Public
      Sample code for using CS50 ID to authenticate users via HarvardKey, Princeton CAS, or Yale CAS.
      Python
      •0•5•0•4•Updated Jan 8, 2026Jan 8, 2026

    • jekyll-theme-cs50

      Public
      This is @cs50's theme for Jekyll. Inspired by https://github.com/poole/hyde.
      jekyll-pluginjekyll-theme
      SCSS
      •
      GNU General Public License v3.0
      •26•27•34•2•Updated Jan 7, 2026Jan 7, 2026

    • libcs50-java

      Public
      CS50 Library for Java
      Java
      •
      GNU General Public License v3.0
      •11•22•1•0•Updated Jan 4, 2026Jan 4, 2026

    • php-cs50

      Public
      CS50 Library for PHP
      PHP
      •
      MIT License
      •4•10•0•0•Updated Jan 4, 2026Jan 4, 2026

    • libcs50

      Public
      This is CS50's Library for C.
      c
      C
      •
      GNU General Public License v3.0
      •894•2.1k•28•11•Updated Jan 4, 2026Jan 4, 2026

    • python-cs50

      Public
      This is CS50's library for Python.
      Python
      •
      GNU General Public License v3.0
      •292•802•2•3•Updated Jan 4, 2026Jan 4, 2026

    • render50

      Public
      Python
      •
      GNU General Public License v3.0
      •10•24•4•0•Updated Jan 4, 2026Jan 4, 2026

    • style50

      Public
      Python
      •
      GNU General Public License v3.0
      •32•69•14•0•Updated Jan 4, 2026Jan 4, 2026

    • submit50

      Public
      This is submit50, CS50's command-line tool for submitting problems.
      Python
      •
      GNU General Public License v3.0
      •1k•505•6•1•Updated Jan 4, 2026Jan 4, 2026

    • server

      Public
      HTML
      •
      GNU General Public License v3.0
      •5•22•1•0•Updated Jan 4, 2026Jan 4, 2026

    • compare50

      Public
      This is compare50, a fast and extensible plagiarism-detection tool.
      Python
      •
      GNU General Public License v3.0
      •63•228•16•0•Updated Jan 4, 2026Jan 4, 2026

    • check50

      Public
      This is check50, a command-line program with which you can check the correctness of your programs.
      Python
      •
      GNU General Public License v3.0
      •304•448•13•3•Updated Jan 4, 2026Jan 4, 2026

    • cli50

      Public
      This is CS50's command-line interface.
      Python
      •
      GNU General Public License v3.0
      •10•21•4•0•Updated Jan 4, 2026Jan 4, 2026

    • help.cs50.net

      Public
      Python
      •
      GNU General Public License v3.0
      •5•7•5•2•Updated Jan 4, 2026Jan 4, 2026

    • draw.cs50.io

      Public
      JavaScript
      •7•9•2•2•Updated Jan 4, 2026Jan 4, 2026

    • lectures

      Public
      Source code for CS50's lectures
      JavaScript
      •154•336•0•0•Updated Jan 2, 2026Jan 2, 2026

    • lab50.vsix

      Public
      Inspired by https://github.com/lostintangent/workspace-layout/
      TypeScript
      •
      GNU General Public License v3.0
      •4•23•5•0•Updated Dec 30, 2025Dec 30, 2025

    • help50.vsix

      Public
      TypeScript
      •
      Other
      •0•1•0•0•Updated Dec 30, 2025Dec 30, 2025

    • presentation-mode.vsix

      Public
      TypeScript
      •
      GNU General Public License v3.0
      •0•12•4•0•Updated Dec 30, 2025Dec 30, 2025

    • phpliteadmin.vsix

      Public
      TypeScript
      •
      Other
      •1•3•0•0•Updated Dec 30, 2025Dec 30, 2025

    • extension-uninstaller.vsix

      Public
      TypeScript
      •
      GNU General Public License v3.0
      •1•8•1•0•Updated Dec 30, 2025Dec 30, 2025

    • style50.vsix

      Public
      TypeScript
      •
      Other
      •0•4•1•0•Updated Dec 30, 2025Dec 30, 2025

    • design50.vsix

      Public
      TypeScript
      •
      Other
      •5•2•0•0•Updated Dec 30, 2025Dec 30, 2025

    • explain50.vsix

      Public
      TypeScript
      •
      GNU General Public License v3.0
      •3•8•1•0•Updated Dec 30, 2025Dec 30, 2025

    • ddb50.vsix

      Public
      TypeScript
      •
      GNU General Public License v3.0
      •10•41•3•0•Updated Dec 30, 2025Dec 30, 2025