*Just getting started with Unraid?* You’ve probably seen “Docker” everywhere — powering apps like Plex, Bitwarden, Jellyfin, and more. But what is a Docker container really, and how is it different from plugins or virtual machines? In this first part of our Docker Demystified series, we break it all down for beginners. You’ll learn: *Why containers exist and what problems they solve* *The difference between installing apps directly, running them in VMs, and running them in containers* *How the kernel and user space work together to make containers lightweight* *Why Docker is so powerful for Unraid users* By the end of this video, you’ll finally understand what containers actually are — not just how to run them, but why they matter. 👉 Subscribe so you don’t miss Part 2, where we’ll dive into how Unraid manages your containers, persistent data, path mappings, and more. *Chapters* 00:00 – Intro: Why Docker is Everywhere in Unraid 01:05 – Installing Apps the Old Way (Direct to OS) 02:23 – Dependency Conflicts and OS Problems 03:15 – Virtual Machines Explained 05:02 – How VMs Solve Conflicts (But at a Cost) 06:48 – Enter Containers: Lightweight Isolation 07:10 – The Kernel vs User Space (Simple Explanation) 08:32 – How Docker Works in Practice 09:30 – Why Containers Are Smaller & Faster Than VMs 11:15 – Wrapping Up (And a Quick Naming Rant) What will you build with Unraid? Get Started with Unraid in 15 minutes or less: