Subscription creep is a real problem. It is one thing for $20 a month, and then another for $5, and before you know it, you're forking over hundreds monthly for services you might not even use. If you have a Raspberry Pi sitting around waiting for a project, you can turn it into a small self-hosting hub that can replace several subscription services as long as you take the right precautions.

I use FOSS (free and open-source) tools every day on my Linux machine. But before I started really getting into it, there was one app that changed the way I thought about software to that point: LibreOffice. Discovering it changed my mind about how I use software and I consider it a hidden gem that's hiding in plain sight.

If you think that you have to have expensive or powerful hardware to run your homelab, then you're sorely mistaken. Here are four open-source Docker containers that will turn your beginner homelab into a powerhouse, even without expensive hardware.