Computer science courses on Coursera teach essential skills such as programming in Python and Java, understanding algorithms, software development, database management, and network security. By …

Take Harvard's CS50 online through edX and learn computer science and programming fundamentals. Complete graded projects and earn a verified HarvardX certificate.

Comprehensive introduction to computer science covering programming fundamentals, data structures, algorithms, web development, and cybersecurity. Ideal for beginners seeking a solid foundation in CS.

Jan 28, 2025 · In this article, we’ve compiled 1000+ online courses offered by the 60 best universities in the world for studying computer science in 2025. We first built the list in 2020 using a data-driven …

Learn computer science from Harvard, MIT, and Microsoft on edX. Master Python, algorithms, AI, and cybersecurity to launch your tech career.

Learn in-demand skills with online courses and Professional Certificates from leading companies like Google, IBM, Meta, and Adobe. Explore flexible programs—from short courses to full degrees.

An entry-level course taught by David J. Malan, CS50x teaches students how to think algorithmically and solve problems efficiently. Topics include abstraction, algorithms, data structures, encapsulation, …

May 6, 2026 · Compare the best online computer science courses by skill level, cost, certificate, and career goal. Learn what to take first and how to build job-ready skills.

This guide explores the best free online computer courses with certificates available in 2026, covering programming, IT support, cybersecurity, data science, cloud computing, and more.

Browse the latest Computer Science courses from Harvard University.