Requires Windows 10, at least the 64-bit version. I would get a computer that can at least run Windows 10, 64-bit or higher. Here are instructions for doing so. You don't need a computer to use a Cricut Explore Air, Cricut Maker or Cricut Joy.
Alternatively, Cricut machines can be used with iOS and Android devices. The Cricut Design Space app is available on the Apple App Store for iOS devices. Cricut Design Space is available on the Google Play Store for Android devices. The Cricut Design Space app can be downloaded to a tablet, and this allows you to use a Cricut Explore Air or Cricut Maker without a computer.
The real question here is, what can NOT be done with a Cricut Maker? The possibilities are as endless as your imagination, and all you have to do is spend a little time on Etsy to see that artisans have found thousands of ways to use Cricut Makers in their projects. Your best option with Cricut is a laptop or desktop computer. The good news is that in order to run Cricut Design Space, you don't need a lot of RAM, processing power, or storage. It is Internet-based and easy to run, so you don't need to run out of equipment and buy a high-end computer for it.
Cricut Maker can be used independently without the need for a computer. However, you'll be limited in design features without Cricut Design Space software. The Cricut Design Space is an easy-to-use software that comes with all Cricut Maker machines.