AIOC “All in one cable” – https://na6d.com/
BPQ BBS/Mail – https://www.cantab.net/users/john.wiseman/Documents/
DigiPi – https://digipi.org/
EMCOMM Tools – https://community.emcommtools.com/getting-stated/
FLDIGI – https://sourceforge.net/projects/fldigi/
JS8CALL – http://js8call.com/
JS8CALL (A – Z) – https://www.youtube.com/watch?v=FiCkfvcnuOo
VarAC – https://www.varac-hamradio.com/
WSJT-X – https://wsjt.sourceforge.io/ (User Guide) (Download)