The best free AI courses and certificates for upskilling in 2026 - and I've tried them all

I've worked with AI for decades and have a master's degree in education. Here are the top free AI courses online that I recommend - and why.
IEEE

A Predictive Model for Personalized Course Advising Using Data Mining Techniques

Abstract: The course selection process in higher education has grown more complex as the students face the growing volume of academic options that must align with their personal and career goals. The ...

Online Courses That Can Land You a Job Fast

Some of the fastest-growing jobs in America don’t require a degree—just the right certificate. Here’s which ones are worth your time.
GitHub

Coursera: HTML, CSS and Javascript for Web Developers

This repository contains all of the example source code used in the Coursera.org course called HTML, CSS and Javascript for Web Developers.
Analytics Insight

Top SQL Courses to Learn in 2026 (Free and Paid)

Overview: SQL remains a core skill for data management across industries in 2026Free courses build fundamentals while paid ...
IEEE

Analysis of Online Learning Behaviors of Higher Vocational College Students : Taking Python Data Preprocessing Course as an Example

Abstract: The development of online education has brought about a massive amount of online learning behavior data. How to fully utilize and analyze these data is a research hotspot of concern in ...