Aidiga
9
Freeware
MDS Audio Spectrum Analyzer is designed for real time audio spectrum analysis.
Radio-Sky Publishing
11
Freeware
Allows you to see how radio signals are distributed.
4
Texas Instruments Inc
30
Freeware
A tool to jumpstart radio frequency development in the sub-GHz frequency range.
cubicsdr.com
622
Freeware
CubicSDR is a cross-platform Software-Defined Radio application.
2
Duncan Amplification
137
Freeware
This is a transceiver for M0KGK SDR Decoder Software "KGKSDR".
Signal Intelligence
5
Commercial
Spectrum Sentry Net is a comprehensive suite of software tools .
1
Alex Shovkoplyas, VE3NEA
359
Freeware
Rocky is an SDR appication for the SoftRock radio.
11
WU2X
107
Freeware
Intended for use with Software Defined Radio (SDR) receivers.
Nuand LLC
82
Freeware
bladeRF is a Software Defined Radio (SDR) platform.
2
Pothosware
211
Open source
Design and develop software-defined radio (SDR) applications.
Albrecht Lohofener
288
Open source
Listen various digital radio stations on your SDR device.
1
SV1EIA
23
Freeware
Power SDR-IQ for homebrew and various SDR designs.
Fuse team
Open source
Fuse (Free Unix Spectrum Emulator) is, unsurprisingly, a ZX Spectrum emulator.
6
Vaggelis Kapartzianis
Freeware
ZX32 Spectrum Emulator is a program that can emulate a ZX Spectrum in your PC.
COAA
27
Freeware
Radio Clock listens to radio time signals from your radio.
1
Peter Carnegie (ex G8JCF)
175
Freeware
G8JCFSDR is an SDR which uses RF to down-convert RF frequencies.