OpenLearn offers 900+ courses on a wide variety of subjects, and they include free certificates & badges.

Update (April 2026): On April 9, shareholders of both companies voted overwhelmingly to approve the merger — 99.4%% at Coursera, 99.9%% at Udemy. The deal is expected to close in the second half of 2026. I also dug into the 300-page merger prospectus and found that Coursera approached Udemy three times over two years before getting a yes, and that Pluralsight’s owner made a competing cash offer. Read the full merger history. TL;DR Coursera is acquiring Udemy in an all-stock deal worth ~$1.8 b

Every Black Friday, Class Central compiles the best online learning deals from online course platforms. But you don’t need to wait for Black Friday. You can find interesting deals all year long! In this article, we’ve compiled the best online learning deals and discounts available right now (or that will soon go live). When deals have an end date, we included it too, but note that it’s not rare for deals to remain active even past their end date, so you might want to give them a try nonetheles

In 2025, Harvard CS50 offers 10 free certificate courses on topics such as computer science, Python, and AI.