ReadDSK/WriteDSK: http://www.julien-nevo.com/arkos/tools.html
[[Dsktools]] "dsktools is a set of tools for reading and writing DSK and EDSK images to real floppy disks for use with theAmstrad/Schneider CPC range of home computers. The main target platform for dsktools is GNU/Linux."
CDPRead/CDPWrite: http://www.caprice32.cybercube.com/downloads.php