wspr signals are transmitted in most amateur bands, very weak signals, with a very strict structure,
A wspr transmission starts on the even mite, and lasts for app 112 seconds. The structure is such that with advanced error handling techniques errors - during conditions in the transmission - can be repaired.
Qt-WSPR is a Qt-based program built around the excellent set of functions to decode the stuff, built by Joe Taylor and Steven Franke,
their copyright are greatly acknowledged
The package contains an installer for Windows and - for X64 Linux - an AppImage