An in-depth guide on the best online courses for learning TensorFlow. Learn Google’s popular ML library!

Since December 16th, ChatGPT Search traffic to Class Central has grown threefold, becoming one of the site’s top 5 traffic sources

Subscriber growth and revenue are accelerating even as revenue per user declines. Udemy built its empire on a simple idea: anyone could create a course, and anyone could buy one. That marketplace model made Udemy famous and made millionaires out of its top instructors. Now the company is deliberately killing it. In Q3 2025 earnings call, Udemy’s CFO admitted they are “intentionally reducing” single course sales to push users toward subscriptions. The logic is straightforward: Udemy keeps 82.5%

Free certificate courses from Johns Hopkins, Stanford, Brown, and other top universities and med schools.

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

LinkedIn Learning is offering some free courses and learning paths including free certificates.