CQRLOG is an advanced ham radio logger based on MySQL database. It provides radio control based on hamlib libraries, DX cluster connection, band map, QRZ.com/HamQTH.com callbook (XML access), IOTA support, a grayliner, propagation indicator, xplanet support (maps in azimuthal projection centered in your QTH), OK1RR free QSL manager database etc. WWW: https://www.cqrlog.com/