edX
edX is a nonprofit online learning platform founded by Harvard and MIT. It hosts university-level courses from top institutions worldwide. Most courses are free to audit. Verified certificates are paid. Covers computer science, data science, programming, and much more.
Our Verdict
edX offers free audit access to MIT, Harvard, and other top university courses. Best for learners who want Ivy League course materials without the price tag.
Pros & Cons
Pros
- MIT, Harvard, and other top university courses
- Free to audit
Cons
- Certificate always costs money
Best for
Learners who want to audit MIT and Harvard courses.
All edX Courses (3)
MIT's second core CS course — probability, statistics, Monte Carlo methods, machine learning basics, and data analysis. Full course available free on OpenCourseWare.
JavaScript Introduction (Microsoft)
Microsoft's introduction to JavaScript on edX. Covers the fundamentals of JavaScript for web development — variables, functions, arrays, objects, DOM, and events. Free to audit.
Harvard's 9-course data science certificate on edX. Covers R programming, data visualisation, probability, inference, regression, machine learning, and capstone.