- Interfacing SDR with Linux
 - Decoding Tools for SDR
 - Linux Distros for SDR Prebuilts
 - SDR Hardware
 - SDR Antennas and Accessories
 - Tutorials and Documentation
 - Community and Support
 - Contributing
 
A comprehensive list of SDR tools for Linux covering a variety of applications.
- GNU Radio - A free and open-source software development toolkit that provides signal processing blocks to implement SDR systems. (Open-Source)
 - SDRangel - Versatile SDR software with a modular design supporting various devices and advanced signal processing. (Latest Release: v3.12, August 2023)
 - SDRplay SDRUno - A powerful SDR application designed for SDRplay's range of SDR receivers, offering advanced features, an intuitive user interface, and regular updates.
 - CubicSDR - A multi-platform SDR application that supports various SDR devices and offers features like spectrum display and waterfall visualization.
 - GQRX - An open-source SDR receiver powered by GNU Radio, providing a graphical interface and support for numerous SDR hardware options.
 - SoapySDR - A vendor-neutral SDR software abstraction layer enabling compatibility between SDR hardware and various SDR applications.
 - LinHPSDR - An SDR application based on the HPSDR Hermes board, providing support for high-performance SDR receivers.
 - OpenWebRx+ - A multi-user SDR receiver application that supports various SDR hardware and offers a simple web interface for remote access.
 - Thetis - A multi-platform SDR application supporting HPSDR Mercury, Penelope, and Excalibur hardware, offering advanced features and a customizable user interface.
 - QSpectrumAnalyzer - A real-time spectrum analyzer integrated with GNU Radio for advanced signal visualization.
 - SDRangelino - A lightweight SDR application optimized for embedded systems, offering essential signal processing features.
 - DesktopHPSDR - A fork on PIHPSDR made for desktop use with some improvements
 
Categorized by application for easier navigation.
- gr-gsm - Decode GSM/3G/4G LTE base stations using GNU Radio.
 - gr-lte - Decode LTE base stations with GNU Radio.
 
- gr-iridium - Decode Iridium satellite signals using GNU Radio.
 - gr-satellites - Decode various satellite signals with GNU Radio.
 
- gr-ais - Decode AIS (Automatic Identification System) signals using GNU Radio.
 - rtl_ais - Decode AIS signals with RTL-SDR.
 
- dump1090 - Decode ADS-B (Automatic Dependent Surveillance-Broadcast) signals.
 - gr-air-modes - Decode ADS-B signals using GNU Radio with RTL-SDR support.
 
- dsd - Decode digital voice protocols such as P25 and DMR.
 - SDRTrunk - Decode P25, DMR, and other digital voice protocols.
 
- multimon-ng - Decode a variety of digital transmission modes.
 - QRadioLink - A VOIP GNU/Linux SDR transceiver application using Internet protocols.
 - WSJT-X - Decode weak signals in amateur radio.
 - fldigi - Decode a variety of digital transmission modes.
 - flrig - Control amateur radio transceivers.
 - xastir - Decode APRS (Automatic Packet Reporting System) signals.
 - RaspberryNoAA2 - Capture NOAA and Meteor-M2 satellite imagery on Raspberry Pi.
 - gr-pocsag - Decode POCSAG pager signals using GNU Radio.
 - multimode RX - A GNU Radio flowgraph for multimode reception.
 - simple_fm_rvc - A simple FM receiver flowgraph.
 - python-librtlsdr - Python wrapper for RTL-SDR.
 - pyrtlsdr - Another Python wrapper for RTL-SDR.
 - rtlsdr-waterfall - Python FFT GUI for RTL-SDR.
 - Wireless Temp. Sensor RX - GNU Radio app for wireless temperature sensors.
 - QtRadio - SDR graphical user interface.
 - SDR# (SDRSharp) - Popular SDR GUI primarily for Windows, with Linux guides available.
 - tetra_demod_fft - TETRA trunking signal demodulation using GNU Radio.
 - airprobe - GSM sniffer tool.
 - Linrad - SDR GUI with DAGC changes applied to librtlsdr master.
 - gr-ais (fork) - Forked version of gr-ais for AIS reception.
 - GNSS-SDR - Real-time GPS signal processing.
 - LTE-Cell-Scanner - LTE scanner and tracker.
- LTE-Cell-Scanner OpenCL accelerated - OpenCL-accelerated version for enhanced performance.
 
 - Simulink-RTL-SDR - MATLAB/Simulink wrapper for RTL-SDR.
 - gr-scan - Scanner flowgraph for GNU Radio.
 - kalibrate-rtl - Calibration tool (Windows build available).
 - pocsag-mrt - Multichannel real-time POCSAG decoder.
 - adsb# - ADS-B receiver guide using RTL-SDR.
 - osmo-gmr-rtl - GMR1 receiver setup with RTL-SDR dongles.
 - dump1090 - ADS-B receiver.
 - rtl_433 - Temperature sensor receiver.
 - randio - Random number generator using SDR.
 - gr-wmbus - Decode m-bus (EN 13757-4) signals.
 - ec3k - EnergyCount 3000 receiver.
 - RTLSDR-Scanner - Radio scanner application.
 - simple_ra - Radio astronomy application.
 - rtlizer - Spectrum analyzer for RTL-SDR.
 - FS20_decode - FS20 decoder for home automation signals.
 - OpenLTE - LTE toolkit for research and development.
 - rtltcpaccess - DAB compatibility layer.
 - SDR-J - "Analog" SDR & DAB receiver.
 - gortlsdr - Golang wrapper for RTL-SDR.
 - gr-rds (fork) - RDS + WBFM receiver using GNU Radio.
 - acarsdec - ACARS decoder for aircraft communications.
 - rtl-sdr-airband - Air band receiver and ATIS decoding.
 
A selection of Linux distributions tailored for SDR applications, penetration testing, and digital forensics.
- Ham Radio Linux - A Linux distribution for amateur radio operators based on Ubuntu.
 - Raspbian Ham Radio - A Linux distribution for amateur radio on Raspberry Pi OS.
 - Kali Linux - A distribution for penetration testing and security auditing with various SDR tools.
 - Pentoo - A penetration testing distribution with integrated SDR tools.
 - Parrot OS - A security-focused distribution including a range of SDR applications.
 - BlackArch - A penetration testing distribution with extensive SDR toolsets.
 - BackBox - A Linux distribution for penetration testing with built-in SDR utilities.
 - Dracos Linux - A penetration testing distribution featuring various SDR tools.
 - NST - A network security toolkit with integrated SDR applications.
 - CAINE - A digital forensics-focused distribution that includes SDR tools.
 - Kali NetHunter - A mobile penetration testing platform with SDR capabilities.
 - Fedora Jam - A Fedora-based distribution with audio and SDR tools pre-installed for music and radio enthusiasts.
 
A diverse list of SDR hardware options catering to various applications and performance needs.
- RTL-SDR - A popular, low-cost USB software-defined radio receiver.
 - HackRF One - A wideband transceiver with a frequency range of 1 MHz to 6 GHz.
 - USRP B200 - A versatile SDR with a frequency range of 70 MHz to 6 GHz.
 - FunCube Dongle Pro+ - A high-performance SDR with a frequency range of 150 kHz to 1.9 GHz.
 - Airspy Mini - A compact SDR with a frequency range of 24 MHz to 1.8 GHz.
 - Ettus Research USRP N210 - A high-performance SDR with a frequency range of 10 MHz to 6 GHz.
 - BeagleBone SDR - An SDR module designed for the BeagleBone platform.
 - LimeSDR - A versatile SDR with a frequency range of 100 kHz to 3.8 GHz.
 - ADALM-PLUTO - A portable SDR with a frequency range of 325 MHz to 3.8 GHz.
 - XTRX - A high-performance SDR with a frequency range of 30 MHz to 3.8 GHz.
 - Red Pitaya - A programmable SDR platform with a frequency range of 10 MHz to 1 GHz.
 - Raspberry Pi with RTL-SDR - An SDR setup using a Raspberry Pi and RTL-SDR dongle.
 - SDRplay RSP1A - A versatile SDR with a frequency range of 1 kHz to 2 GHz.
 - Xilinx ZCU102 - An SDR development board with a high-performance FPGA.
 - Nutaq PicoSDR - A compact SDR with a frequency range of 300 MHz to 3.8 GHz.
 - ADALM-2000 - An SDR development board with a frequency range of 0 MHz to 50 MHz.
 - mPCIe SDR - A compact SDR module designed for use with mPCIe interfaces.
 - NI USRP B210 - A high-performance SDR with a frequency range of 70 MHz to 6 GHz.
 - Tango - A versatile SDR with a frequency range of 500 MHz to 6 GHz.
 - Teleradio P104 - A compact SDR with a frequency range of 0 MHz to 1.5 GHz.
 - NetSDR - A high-performance SDR with a frequency range of 10 kHz to 2 GHz.
 - LabSat 3 - A compact SDR designed for GNSS signal simulation.
 - Quake SDR - A high-performance SDR with a frequency range of 10 MHz to 6 GHz.
 - RFSPACE SDR-14 - A high-performance SDR with a frequency range of 10 kHz to 2 GHz.
 - IRIS - A versatile SDR with a frequency range of 10 MHz to 2.6 GHz.
 - KX3 - A portable SDR with a frequency range of 160 meters to 10 meters.
 - FTDI Synchronous - An SDR module designed for use with FTDI synchronous serial interfaces.
 - Siano SMSC - A versatile SDR with a frequency range of 50 MHz to 2.7 GHz.
 - LimeSDR Mini - A compact SDR with a frequency range of 10 MHz to 3.5 GHz.
 - BladeRF 2.0 - An advanced SDR with an extended frequency range, improved performance, and additional I/O capabilities.
 
- RTL-SDR Blog 1090 MHz ADS-B Antenna - Optimized for receiving ADS-B signals from aircraft.
 - RTL-SDR Blog 1090 MHz ADS-B LNA - A low-noise amplifier to boost ADS-B signal reception.
 - RTL-SDR Blog 1090 MHz ADS-B Filtered LNA - Enhanced LNA with filtering for better ADS-B reception.
 - RTL-SDR Blog 1090 MHz ADS-B Ceramic Filtered Preamp - Preamp with ceramic filters for improved ADS-B signal clarity.
 - RTL-SDR Blog 1090 MHz ADS-B Triple Filtered LNA - Triple-filtered LNA for enhanced ADS-B performance.
 - RTL-SDR Blog 1090 MHz ADS-B Outdoor Antenna - Outdoor antenna designed for optimal ADS-B signal reception.
 - RTL-SDR Blog 1090 MHz ADS-B Antenna Tripod Mount - Mounting solution for ADS-B antennas.
 - LNA4ALL - A low-cost wideband low-noise amplifier compatible with various SDRs.
 - Mini-Whip - A low-cost active antenna suitable for SDR applications.
 - Diamond Discone Antenna - A wideband discone antenna for versatile SDR usage.
 - Youloop - A low-cost passive loop antenna compatible with SDRs.
 - RTL-SDR Blog SMA Pigtail Antenna Set - A set of SMA pigtail antennas for various SDR applications.
 
- 4nec2 - A free NEC-based antenna modeler and optimizer.
 - MMANA-GAL - A free MMANA-GAL-based antenna modeler and optimizer.
 - EZNEC - A commercial NEC-based antenna modeler and optimizer.
 - NanoVNA - A low-cost vector network analyzer for measuring antenna performance.
 
- DX Engineering - A variety of antenna switches for HF, VHF, and UHF bands.
 - MFJ Enterprises - A range of antenna switches catering to different frequency bands.
 
- Yaesu - A selection of antenna rotators suitable for HF, VHF, and UHF frequencies.
 - Alfa Radio - Various antenna rotators designed for different SDR applications.
 
- GNU Radio Tutorials - Comprehensive guides for getting started with GNU Radio.
 - RTL-SDR Wiki - Extensive resources and tutorials for using RTL-SDR hardware.
 - SDRplay SDRUno User Guide - Detailed documentation for SDRplay SDRUno software.
 - CubicSDR Documentation - Guides and documentation for using CubicSDR.
 - SDRangel Wiki - Documentation and user guides for SDRangel.
 
- Reddit r/RTLSDR - A community for RTL-SDR users to discuss and seek help.
 - GNU Radio Mailing List - Official mailing list for GNU Radio discussions.
 - SDR Forum - A forum dedicated to SDR enthusiasts and professionals.
 - RTL-SDR Discord - A Discord server for real-time discussions and support.
 - Stack Overflow SDR Tag - Q&A for SDR-related programming and technical issues.