OnAir Free SDR Receiver
Description
OnAir is a free Software Defined Radio (SDR) receiver application compatible with macOS, Windows, and Linux operating systems. It supports a wide array of digital and analog modes, including digital TV (DVB-T/T2, DVB-C, DVB-S/S2, ATSC, ISDB-T, DTMB), DAB+, FM, and DRM. For aviation, it covers ADS-B, ACARS, and VDL2. The software also supports satellite reception, GNSS, and various ham radio modes such as FT8, PSK31, and CW. Additionally, it can decode digital voice communications and monitor cell towers. A built-in spectrum analyzer is included. OnAir is designed to work with a variety of popular SDR hardware, including HackRF, RTL-SDR, Airspy, SDRplay, BladeRF, LimeSDR, Pluto, and USRP devices. The GitHub repository shows active development with 1,750 commits.