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.
GitHub

Keycloak Registration with Invitation Code

This SPI (Service Provider Interface) implementation for Keycloak enables user registration using a predefined invitation code. It introduces an additional level of registration control by allowing ...

‘A new era of software development’: Claude Code has Seattle engineers buzzing as AI coding hits new phase

More than 150 techies packed the house at a Claude Code meetup event in Seattle on Thursday evening, eager to trade use cases ...
CSO Online

Output from vibe coding tools prone to critical security flaws, study finds

The assessment, which it conducted in December 2025, compared five of the best-known vibe coding tools — Claude Code, OpenAI ...