Boost your career with Harvard’s 6 free online courses in AI, Python, and Web Development! Learn about the 2026 course list, duration, and how to enroll for free at pll.harvard.edu.

Harvard University is offering free online courses for learners in artificial intelligence, data science, and programming.

1. CS50: Introduction to Computer Science: David J. Malan teaches this entry-level 11-week course. Topics include abstraction, algorithms, data structures, encapsulation, resource management, security ...

This guide explores what Python is used for, how it compares to other programming languages and developer resources for building skills in Python. With over 10.1 million developers using Python, the ...