Free devops Courses

freeCodeCamp's 2-hour Docker course covering containers, images, volumes, networks, Docker Compose, and writing Dockerfiles. Practical and project-driven — by the end you can containerise real applications. Free on YouTube.

freeCodeCamp's full Kubernetes course covering pods, deployments, services, ingress, ConfigMaps, secrets, and Helm. Builds on a basic Docker foundation. Free and project-based.

Microsoft Learn's primary DevOps path (replaces the retired AZ-400 Get-Started path). Covers source control with Git, GitHub workflows, branching strategies, Azure Boards, GitHub Projects, and applying DevOps practices at scale. Aligns with the AZ-400 certification.