Drumstick (https://drumstick.sourceforge.io/docs/index.html) is a set of GPLv3 licensed C++/Qt libraries for MIDI applications. The project includes several tools as examples, and among them is the drumstick-guiplayer utility that leverages the Drumstick::ALSA library, so it is available only for Linux (because the ALSA sequencer is a linux only technology). Some people have requested a program with the same functionalities also on Windows and macOS, so here it is ... Some key features: * MIDI Output to hardware MIDI ports, or any other Drumstick backend * Transpose song tonality between -12 and +12 semitones * Change MIDI volume level (using MIDI CC7) * Scale song speed between half and double tempo In v1.1.0: * Pianola, Channels and Rhythm views * Sticky Window Snapping (for Windows OS only) * Russian translation (Thanks to Sergey Basalaev) * Spanish translation updated * Recent files menu options * Language choice menu options * Command line options: --portable and --file (for portable configuration) New in v1.2.0: * Lyrics view (karaoke window) * Character encoding detection * File Info (metadata) dialog Build requirements: * C++11 compiler * Qt5 * Drumstick 2.1 * CMake 3.10 Copyright (C) 2021 Pedro Lopez-Cabanillas License: GPL v3 or later Project and Source Repositories https://sourceforge.net/p/dmidiplayer https://github.com/pedrolcl/dmidiplayer Downloads https://sourceforge.net/projects/dmidiplayer/files/v1.2.0/ https://github.com/pedrolcl/dmidiplayer/releases/latest