FREE and Open Source      TR4W Wiki Enhanced Features No Bloat - less than 410KB and written in optimized 3GL for speed May be run under Linux Main window colors configurable Directly Supports 170+ contests RTTY Support (UR7QM) More contests from UR7QM Screenshot (SO2R) List of changes List of issues Download release (4.106.0)  (December, 2021) Download Problems ? ? User Manual (PDF) Reference Manual (PDF) TR4W Logger Forum (Google Groups) TRMASTER.ZIP (December, 2021) for FOC/CWOPS/HSC and contests  (tks OK1RR) Translations in Russian, Czech, Romanian, Serbian, German and Mongolian now available !