100 Most Popular Courses For October

Free Online

Computer Science Courses and Certifications

Learn Computer Science, earn certificates with free online courses from Harvard, Stanford and other top universities around the world. Read reviews to decide if a class is right for you.

34,402 courses
Related Subjects
  1. Algorithms and Data Structures Courses
  2. STEM Courses
  3. Artificial Intelligence Courses
  4. Data Science Courses
  5. Mathematics Courses
  6. Programming Languages Courses
  7. Software Development Courses
  8. Machine Learning Courses
Best Courses Guides

Class Central's Top Computer Science Courses

We've picked the best online courses to learn Computer Science from the Class Central catalog.

All the 10 courses are free or free-to-audit.

Read the Guide
  1. Harvard University

    CS50's Introduction to Computer Science

    182 reviews
  2. University of Pennsylvania

    Computational Thinking for Problem Solving
  3. Massachusetts Institute of Technology

    Introduction to Computer Science and Programming Using Python

    130 reviews
  4. Rice University

    Principles of Computing (Part 1)

    30 reviews
  5. Stanford University

    Computer Science 101

    19 reviews
  6. University of London International Programmes

    How Computers Work

    3 reviews
  7. Harvard University

    CS50's Understanding Technology

    15 reviews

  8. Intro to Theoretical Computer Science

    2 reviews
  9. University of London International Programmes
    ;
    Goldsmiths University of London

    Mathematics for Computer Science

    1 review
  10. University of Hull

    Mathematics for Computer Science: Essential Skills

All Computer Science Courses

Showing 34,402 courses
Filter by
Filters
  2. Level
  3. Duration
  4. Language
    • Udemy
    • 1 hour 15 minutes
    • On-Demand
    • Paid Course
    • Udemy
    • 2-3 hours
    • On-Demand
    • Paid Course
    • Udemy
    • 3 hours 42 minutes
    • On-Demand
    • Free Online Course
    • Udemy
    • On-Demand
    • Free Online Course
    • Udemy
    • 8 hours
    • On-Demand
    • Paid Course
    • Udemy
    • 4-5 hours
    • On-Demand
    • Paid Course
    • Udemy
    • 4-5 hours
    • On-Demand
    • Paid Course
    • Udemy
    • 5 hours 37 minutes
    • On-Demand
    • Free Online Course
    • Udemy
    • 1-2 hours
    • On-Demand
    • Paid Course
    • Udemy
    • 9 hours
    • On-Demand
    • Paid Course
    • Udemy
    • 8 hours
    • On-Demand
    • Paid Course
    • Coursera
    • 7 hours 57 minutes
    • On-Demand
    • Free Online Course (Audit)
    • Udemy
    • 1 day 4 hours 14 minutes
    • On-Demand
    • Paid Course
    • Udemy
    • 3-4 hours
    • On-Demand
    • Paid Course
    • Udemy
    • 12 hours 28 minutes
    • On-Demand
    • Paid Course

Never Stop Learning.

Get personalized course recommendations, track subjects and courses with reminders, and more.

Sign up for free
Someone learning on their laptop while sitting on the floor.