It is simple, crossplatform audio player, that can send Art-Net Timecode synchronizing with playing time of the audio file.
Play mp3, ogg, wav files;
Show Timecode of audiofiles as hours, minutes, seconds, frames (HH:MM:SS:FF);
Sending Art-Net Timecode synchronized with audio files;
Add user time to Art-Net timecode;
Holds user time for each audiofile in the playlist;
Work with 24, 25, 30 framerates;
And it is free and crossplatform!
https://artnetaudioplayer.github.io/
Python v. 3.7 Using pygame and tkinter module Also works fine with Python 3.9