FreedOS works with a variety of hardware, but regular DOS is supported by specific systems.
FreedOS works with a variety of hardware, but regular DOS is supported by specific systems.
It seems you're unsure about something and prefer to avoid piracy altogether.
When people talk about abandoned sites on Microsoft's technet forums and some MS employees recommend them, it looks like the situation is mostly clear on the "ready to use" side. But if you're looking for genuine MS-DOS and need full legal compliance, original disks can be bought on eBay, which is completely legal.
I completely missed that! Everything is covered by the MIT license, so it's fully open-source now. This means you're free to take everything—including the binaries—and use it however you like. I actually rely on the MIT license myself.