This is not the current version.  As of October 31st, 2021, the current version is v3.10a / Core v1.41

Changes since official release (3.9 / 1.37)

Added features:
- Hardware emulation of 1571 and 1581 drives (U2+ / U64 only)
- MFM support on 1571, with enhanced G71 format to store MFM tracks
- Added audio samples for insert / remove floppy disk
- Added second drive sound to speaker output
- Possiblity to use your own drive sound samples
- Custom U64 palettes
- SystemInfo Page, showing drive, cartridge and storage status
- Flash Disk, to store drive roms, sounds, cartridges and such
- Cartridges are now always CRT files. Selected by filename in the config
- Cartridge compatibility check and reporting
- GMOD2 support, including EEPROM (U2+ / U64 only)
- Zaxxon Cartridge support
- Implemented writing CVT files back to a disk image (enables copying CVT files across disks.)