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 180+ contests Screenshot (SO2R) List of changes List of issues Download release (4.139.0)  (November 2024) Download Problems ? ? User Manual (PDF) Reference Manual (PDF) TR4W Logger Forum (Google Groups) TRMASTER.ZIP (November 2024) for FOC/CWOPS/HSC and contests  (tks OK1RR) Translations in Ukrainian, Romanian, Serbian, German, Russian, Czech, and Mongolian