From ReactOS

Supported hardware on ReactOS

• ACPI
• ISAPNP
• PCI
• PS/2
• Floppy
• IO Controllers
• Mouse (USB: only with "Legacy Device emulation" enabled in the BIOS, so NO real USB support yet)
• Keyboard (USB: only with "Legacy Device emulation" enabled in the BIOS, so NO real USB support yet)
• RAM DRIVE
• Serial port
• Parallel
• MPU401

• Network (NIC) cards \ Wireless Network (NIC) cards
• Video cards
• Sound cards