A few downloads that might come in handy.

DOS/Win3.11

PKZ204G.EXE: PKZIP/UNZIP for DOS. The last version released for DOS, but it still reads and extracts ZIP-archives created by Windows 10/11 and 7Zip.

MSNET.ZIP: Microsoft Network Client 3.0 for MS-DOS.

RTL8139.ZIP: RTL8139(A/B/BL/C/8130) PCI/Cardbus Fast Ethernet NIC Driver Disk Version 3.80. Network drivers for DOS, Windows 3.11, NT 3.5, 3.51 & 4.0, 95 (including OSR2), 98 and 2000.

SEA.ZIP: An image viewer for DOS

TCP-W311.ZIP: TCP/IP networking stack for Windows 3.11.

USBODE.ZIP: Driver to make the USBODE work in DOS.

WIN3Y2KF.ZIP: Y2K patch for Windows 3.11 (NOT 3.1, as it will mess up the file manager).

WLPRS42A.ZIP: Enables network printing in Windows 3.11, allowing you to print to most modern laser printers.

Windows 98

NUSB36E.ZIP: Native USB-driver for Windows 98. Needed for USBODE.

"Modern" Windows

ipcas USB Floppy Emulator: Program for manipulating floppy images on a stock Gotek.