https://github.com/sindresorhus/awesome Top of Awesome
https://awesomelists.top/ Awesome Search - Quick search for Awesome lists.
https://awesome-indexed.mathew-davies.co.uk/ Awesome Indexed - Search the Awesome dataset.
https://github.com/f4exb/sdrangel SDR Rx/Tx software for Airspy, Airspy HF+, BladeRF, HackRF, LimeSDR, PlutoSDR, RTL-SDR, SDRplay RSP1 and FunCube
https://github.com/gnuradio/gnuradio GNU Radio is a free & open-source software development toolkit that provides signal processing blocks to implement software radios.
https://github.com/cjcliffe/CubicSDR Cross-Platform Software-Defined Radio Application https://cubicsdr.com/
https://github.com/pothosware/SoapySDR Soapy SDR - vendor and platform neutral SDR support library.
https://github.com/MichaelRColton/PSDR PortableSDR - A Stand Alone HF Software Defined Transciever.
https://github.com/harayz/sdr-otg Software Defined Radio On The Go
https://physics.princeton.edu/pulsar/k1jt/FT4_FT8_QEX.pdf
https://github.com/Guenael/rtlsdr-ft8d FT8 decoder of RTL devices
https://github.com/lazywalker/DigiSkimmer FT8/FT4/WSPR Skimmer base on WSJT/KiwiSDR
https://github.com/M0LTE/ft8spotter .NET Core console app to provide coloured and filtered displays of FT8 decoded messages, by monitoring udp://localhost:2237
https://github.com/rtmrtmrtmrtm/weakmon Sound-card software for FT8, JT65A, and WSPR.
https://github.com/rtmrtmrtmrtm/basicft8 An annotated simple FT8 demodulator.
https://github.com/rtmrtmrtmrtm/ft8mon FT8 receiver in C++
https://github.com/kgoba/ft8_lib FT8 library
https://github.com/pavel-demin/stemlab-sdr-notes/tree/master/projects/sdr_transceiver_ft8
https://github.com/pavel-demin/ft8d Minimal set of files required to build the FT8 decoder by Joe Taylor, K1JT and Steve Franke, K9AN.
https://github.com/ckoval7/automate_ft8 Run gnuradio based automated FT8 QSOs
https://physics.princeton.edu/pulsar/k1jt/FT4_FT8_QEX.pdf
https://github.com/mborgerding/kissfft a Fast Fourier Transform (FFT) library that tries to Keep it Simple, Stupid
https://github.com/jgaeddert/liquid-dsp digital signal processing library for software-defined radios http://liquidsdr.org
https://github.com/FFTW/fftw3 FFTW library for computing Fourier transforms
https://github.com/AllenDowney/ThinkDSP
https://github.com/vinniefalco/DSPFilters
https://github.com/jgaeddert/liquid-dsp
https://github.com/micknoise/Maximilian
https://github.com/thestk/rtaudio/ common API for realtime audio input/output
https://github.com/swharden/Csharp-Data-Visualization Code examples and notes for displaying data with C#
https://github.com/jr8ppg/zLog Improve zLog for Windows
http://www.swisslogforwindows.com/ Swisslog Ham Radio Logging Software
https://github.com/Hamlib/Hamlib/
Automatic Communications Addressing and Reporting Sysytem
https://github.com/TLeconte/acarsdec
https://github.com/jontio/JAERO
https://github.com/brmlab/acarsdec
https://github.com/comcat/acarsx
https://www.avicom.co.jp/services/data_link/ ACARS（航空無線データ通信）の使用例
https://www.avicom.co.jp/services/data_link/data_02.html ACARSカバーエリア
http://www.jal.com/ja/jiten/dict/p192.html#09-05
http://www.jal.com/ja/jiten/dict/g_page/g196.html
http://73net.sakura.ne.jp/radio/acars/acars.html
http://sino-teizan.style.coocan.jp/KGAcars.html
https://sourceforge.net/projects/acarsdec/
https://sourceforge.net/projects/flightairmap/
https://github.com/StudioZaigo
https://github.com/j0ju/ft991a-interoperability-tools FT991 unofficial docs and tools for interoperability
https://github.com/iu3kxa/interference-monitor-for-FT991A Prevent HF transmissions to interfere to a (really) close air traffic control center.
https://github.com/AdotGdot/RALF.FT991A.ExMenu.Utils backup & restore utility for FT-991A's extended menu