There are 2 repositories under floppy topic.
DrawBridge aka Arduino Amiga Floppy Disk Reader/Writer - Hardware and software interface for accessing Amiga disks (read/write ADF and SCP) on non-Amiga hardware
Collection of cartridges, adapters and replacements for the Commodore C64
AVR (atmega328p) based floppy drive emulator for PC
IBM PC/Clone 8086+ floppy-loading of option roms.
Tools to access CP/M file systems (forked)
This is a project to retain 2D/2DD floppy disk data as a raw bit-stream data. The project includes both HW and SW.
Windows tool for low-level access to any floppy disks, and comfortable high-level access to some legacy filesystems (ZX Spectrum, MS-DOS, etc.).
Framework for abstracting Amiga debuggers and access to AmigaOS libraries and devices. AmigaXfer lives here.
Interface allowing connection of unmodified floppy drives to Amiga, externally.
Adapter that allows external connection of floppy disk or Gotek drives
A HAT for the Raspberry Pi, that allows to emulate the Commodore C64 floppy disk drive 1541. Switches and IEC-Bus detachable.
Open Hardware Floppy Drive Swapper for Amiga Computers
A BIOS bootloader for bare-metal x86 programs, written in 8086 assembly
ZX Spectrum +2A Floppy Disk Drive Interface
An Amstrad CPC floppy disk utility for managing disk images.
DOSBox toolkit for handling MS-DOS programs and applications.
Limited fork from "HxC Floppy Emulator Project" generic/universal floppy disk drive emulator
Simple workflow tool for imaging block devices
A new storage media format using modern interfaces.
A public domain floppy disk bootloader for Apple Lisa computers
FDC emulator for 2D MFM floppy bitstream image data
Analysis and recovery of IBM MFM floppy image data
Library and tools for accessing discs and disc image files (forked)
Microcontroller based switchless ROM switcher for the Commodore 1541-II disk drive