The OmniRig engine is used in the following software:

CW Skimmer
Band Master
Faros
http://www.dxatlas.com

RadioKrot
http://radiokrot.nm.ru/

Virginia QSO Party
http://www.lastnamesoftware.net/

Morse Code Converter
http://www.lineproduct.com/index.html

UR5EQF Log
http://ur5eqf.narod.ru/

VT Rig control
http://noorabil.com/VTRigControl.html

VK Contest Log
http://web.aanet.com.au/mnds/index.htm

MixW
http://www.mixw.net/

Hamport
AALog
AALog contest module
TrueTTY
CwGet
CwType
http://www.dxsoft.com/

Log Window
http://www.scoincsoftware.com/

DX Monitor
http://www.benlo.com/dxmon/intro.html

TalkingLogBook
http://mysite.verizon.net/cloudyr/talkinglogbook/

DXTRAK
http://dxtrak.us/features.htm

vCOM
http://www.philcovington.com/SDR_arch.html

Loki5ace logger
http://www.qsl.net/oh2kxo/idowne.htm

Log4u
http://www.sk3bg.se/contest/log4u.htm

UR5FCM Log
http://ur5fcmlogger.sourceforge.net/

EME System
http://www.f1ehn.org/

LogHX
http://rx4hx.qrz.ru/english/english.html

BBlogger
www.bblogger.eu

WinRad
http://www.winrad.org/

OmniRig / Ham Radio Deluxe Bridge
http://wd5eae.org/Software.html

MNQP Logger
http://home.comcast.net/~wr0dk/mnqplogger.htm

RDXCluster
http://sites.google.com/site/rsoftx/rdxcluster

W2RF RigSync
http://www.ehr.net/w2rf/

Loop-Control Software
http://www.qsl.net/hb9mtn/hb9mtn_loopcontrol.html

YAESU FT-8X7 REMOTE CONTROL VIA INTERNET
http://www.qsl.net/hb9mtn/hb9mtn_ft897-remote.html

5M-Contest
http://5mcontest.qrz.ru/

Win-Test
http://www.win-test.com/

HDSDR
http://www.hdsdr.de/

Hamware
http://www.yo9hsw.ro

MSDR
http://users.skynet.be/myspace/mdsr/

SDR Navigator
http://www.sdrnavigator.com/page4.php

UA4ASE_log
http://ua4atl.jimdo.com/ua4ase-log/

Log4Win
http://log4win.ucoz.net/

DXtreme Station Log
DXtreme Reception Log
http://www.dxtreme.com/

SDRMAX V
http://www.srl-llc.com/

LOGic 9
http://www.hosenose.com/logic/

JT65-HF
http://jt65-hf.sourceforge.net/

PZT Log
http://www.m0pzt.com/?pztlog

or2or (OmniRig to OmniRig) by IK0VVE
http://www.ik0vve.net/or2or.aspx