Software Defined Radio Applications and Tools
Find a wide range of SDR software and programs for Windows, Linux, and mobile devices to enhance your ham radio operations.
Software Defined Radio (SDR) has changed how many hams approach radio, moving much of the traditional hardware signal processing into software. Operators can use SDR setups for everything from basic receiving to complex digital mode transmissions, often with a simple antenna and a computer. This approach allows for incredible flexibility, enabling quick experimentation with different modulation types and band characteristics without needing to modify physical circuits.
This category provides a range of SDR applications, from general-purpose receivers like Sigmira and WinRad to specialized decoders for modes like DRM. Hams can find software for specific hardware projects, such as Rocky for SoftRock40, or review open-source initiatives like GNU Radio and HPSDR for building advanced stations. These tools help operators experiment with new modes, analyze signals, and even control remote WebSDRs for DX listening.
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CATSync enables real-time synchronization between a local amateur radio transceiver's CAT control and public WebSDR receivers, including KiwiSDR and -
CuteSDR Open-Source application for MacOSX , Linux, and Windows designed to run with RFSPace SDR receiver -
Opensource software implementation of a DRM Receiver. Digital Radio Mondiale (DRM) is a new digital radio standard for the long-, medium- and short-wave ranges -
Open-Source Software Implementation of a DRM (Digital Radio Mondiale) Receiver. Dream runs on virtually any pc and requires a receiver front-end to work as a real radio. -
The DRM Software Radio is based on the proven Fraunhofer DRM engine, which is considered to be the most advanced DRM engine today, built around fully licensed proprietary DRM encoding technology. -
The DSP-10 is an amateur-radio, software-defined 2-meter transceiver that can be built at home. It operates not only on SSB, FM and CW, but also on four Weak-Signal modes. Features are tailored to operation on VHF, UHF and Microwave frequencies. By W7PUA -
FlexRadio Systems delivers the first truly open source Software Defined Radio transceiver for Amateur Radio use. Receive Only versions are also available for non Amateur Radio applications. Read the SDR Articles and the SDR-1000 Product Information. -
GNU Radio is a collection of software that when combined with minimal hardware, allows the construction of radios where the actual waveforms transmitted and received are defined by software -
The HPSDR is an open source hardware and software project intended as a next generation Software Defined Radio for use by Radio Amateurs -
iSDR is a software defined radio application compatible with the Apple iPhone, iPod touch and iPad. iSDR is designed for experimenters, shortwave listeners, and amateur radio enthusiasts who would like a truly portable software-defined radio receiver. -
An open source software defined receiver for Linux, Free DSP and Windows -
KGKSDR is my attempt at some SDR decoding software. I'm putting this software together purely as a learning exercise, to better understand the mathematics behind SDR in general. -
USB LSB AM Modem (Modulator/Demodulator) for SdR and DSB (direct conversion) transceivers by F6CTE -
Modular Software Radio, at sourceforge -
The Open SDR Project -
PA3FWM's page details his SDR hardware and software development from 2004-2009, including custom ADCs, FPGAs, and Ethernet interfaces. -
QRadioLink is a Linux analog/digital SDR transceiver application with Codec2 digital voice mode support. -
SDR software for SoftRock40 freeware by Alex VE3NEA -
SDR# (read SDR Sharp) is a high performance Software Defined Radio application. SDR sharp is a fully featured SDR capable of handling samplerates from kHz level soundcards up to multi hundred MHz dedicated samplers, thanks to its multi-core architecture. -
SDR-RADIO.com is a Windows console for SDR receivers and transceivers. Designed for the commercial, amateur radio and short-wave listener communities, the console provides a powerful interface for all SDR users. Many SDR owners have made their radios available over the internet. Just look at the Web Servers page for a list of the radios you can use. You do not need a licence to use this sodftware with RFSPACE, FUNcube Dongles, Soundcard (SoftRock) and low-end SDRs. -
A software defined radio by Alberto I2PHD -
OSX/Mac and Windows versions of SdrDx. Supports RFSPACE, FunCube Pro, Andrus MK1.5, AFEDRI, FunCube Pro Plus, Peaberry, RTL sticks (RTL supported under OS X only, via this OS X RTL server) and Softrock SDR receivers. -
SDR software for SDRPlay RSP1, RSP1A, RSP2, RSP2PRO. SDRuno is an advanced Software Defined Radio Application platform which is optimized for use with SDRplay's range of Radio Spectrum Processors -
Sigmira is a free Software Defined Radio (SDR) application program that runs on Windows and Linux. It operates with with an external conventional receiver, RFSpace SDR-IQ, RPSpace SDR-14, or SDR-RADIO.com networked receiver -
Windows Software Defined Radio SDR for analogue and digital modulation types. Can decode AM and FM+RDS radio as well as DRM/DRM+ and time signals DCF77/HBG. Sodira supports the use of the RTL-SDR through use of the ExtIO_RTL2832.dll module. Demo version available. -
A Windows based Spectral Analysis/Receiver Program primarily used with the SDR-IQ, SDR-14 , SDR-IP, RF capturing hardwares -
Sundance SDR, TI software defined radio solution -
The Pecker is a software application that emulates an existing hardware amplifier tuning aid operated in SSB mode as apposed to CW or AM. As such no carrier is used by G7EIX -
Winrad is a software program designed to implement a so-called Software Defined Radio (SDR), meant to run under Windows XP, Windows 2000, or Windows 98SE -
Winrad is a free software program designed to implement a Software Defined Radio (SDR), meant to run under Windows XP, Windows 2000, or Windows 98SE. In a nutshell, it accepts a chunk of up to 96 kHz coming from a complex mixer in form of two signals, I and Q, fed to the PC sound card. -
HDSDR is a free SDR (Software Defined Radio) application for Windows. Common usage is Radio listening, Ham Radio, SWL, Radio Astronomy, NDB-hunting and Spectrum analysis. HDSDR (former WinradHD) is an advanced version of Winrad, written by Alberto di Bene I2PHD -
WiNRADiO Communications manufactures SDR systems for professional radio surveillance and amateur applications, including HF/VHF receivers and -
dogparkSDR is a native Macintosh visual radio display and interactive control software for any Flex Radio Systems -
Download free skins for PowerSDR, a SDR client appliction. Skins provided by W1AEX -
GQRX is a free and simple to use SDR receiver which runs on Linux and MacOS X. GQRX comes with a standard FFT spectrum and waterfall display and a number of common filter settings -
Learn about the LinHT handheld SDR radio, an open-source, Linux-based project that is shaking up the ham radio and SDR communities. This guide is perfect for hams new to digital voice and interested in exploring experimental radio platforms. Discover what sets LinHT apart from traditional handheld radios, how it leverages SDR technology and Linux operating system, and why it's generating buzz in the ham radio landscape. Dive into the world of software-defined handheld radios with this beginner-friendly overview. -
Na3P Panadapter Software -
The RTL-SDR software by Osmocom, allow DVB-T dongles based on the Realtek RTL2832U to be used as a cheap SDR. -
Software Defined Radio, QIRX is 64-Bit software, based on TCP/IP raw data, running with any RTL-SDR dongle being driven by rtl-tcp.exe. -
Quisk is a Software Defined Radio (SDR) and is the software that controls my receiver and transmitter. Quisk can control the HiQSDR, Hermes-Lite hardware, SoftRock hardware, SDR-IQ by RfSpace -
Turn your android mobile phone or tablet into an affordable and portable software defined radio scanner -
SDR-Radio.com is a Windows console for Software Defined Radio (SDR) receivers and transceivers. Designed for the commercial, government, amateur radio and short-wave listener communities, the software provides a powerful interface for all SDR users -
SDRangel is an Open Source Qt5 / OpenGL 3.0+ SDR and signal analyzer frontend to various hardware TX & RX Software Defined Radio. SDRangel uses sample source plugins to collect I/Q samples from a hardware device. -
SDR++ is a cross-platform, open-source SDR software featuring multi-VFO, wide hardware support via _SoapySDR_, and SIMD accelerated DSP. -
Software Defined Radio (SDR) for analog and digital modulation modes, can demodulate AM envelope, AM synchronous, AM stereo, LSB, USB, FM, FM Broadcast, DRM30, DRM+ -
Studio 1 is a Paid windows SDR software defined radio application, supports Tmate and Tmate2 USB control consoles, for better tuning and control. -
If you want to use an RTL SDR USB dongle with Windows 10 and you experience problems, you may find this free utility very useful -
Zeus Radio program is designed specifically for the ZS-1 transceiver and supports all the basic functions (RIT, XIT, SPLIT, Noise Reduction, Auto Notch Filter, etc.) in order to work in the broadcast brought only pleasure. Zeus Radio works also with Hermes, Anan, Afedri, Red Pitaya, HiQSDR, Odyssey, Extio, RTL-SDR, Peaberry, Winradio, SDR-IQ, Afedri