AALog

• Logger that looks like a paper logbook

Audacity (freeware)

• Audio editor and recorder

DarwinPsk

• RTTY and PSK for Linux

Digipan (freeware)              

• Tuning utility for PSK

DX lab (freeware)

• Rig controller
• Contact tracking
• DXCC info
• QSL info
• Propagation aid
• Coordinates DX spots
• PSK, RTTY, CW machine

Ham Radio Deluxe

• Rig control
• Logging
• Digital communications
• Satellite tracking
• Rotator control
• Free 30-day fully featured trial available

Logger32 (freeware)

• Logging program with MMTTY built in

MixW (trial version)

• Receives and transmits “all digital modes”

MMTTY (freeware)

•   RTTY program

MMVARI (freeware)

• PSK program

Multimode (trial version)

• RTTY, PSK31 and others for MAC users

MultiPSK (freeware)

• Many digital modes supported

N1MM Logger (freeware) 

• Contest logger

SD (Super-Duper)

• Popular contest logger

WSJT (freeware)

• Data modes for very small signal comms and propagation experiments

Zakanaka (freeware)

• PSK / RTTY terminal program
• Needs no terminal unit

Adobe Acrobat XI

• Popular Adobe Acrobat PDF Reader

Blaster Teletype

• Soundcard RTTY

CT by K1EA

• Contest logger

GenLog

• Contest logger
• Freeware

Hamscope

• Multimode communications interface
• PSK31, RTTY, ASCII, MFSK16
• Packet, CW
• Panoramic display

RCKRTTY

• RTTY, PSK31, Pactor, Amtor, CW etc
• Packet radio

RCKskimmer

• Searches for digital signals in FFT spectrum

Wincontest

• Contest logger

WriteLog

• Commercial contest logger