I don't know if this'll help any of you or not, but I made a tool that splits WAV files along silences. I needed to build the tool for a work project, but I decided to also put it up on Gitlab as a standalone project. I haven't tested every possible edge case, so it's possible that you'll find ways to break it. If you do, please let me know! Enjoy!
Merveilles is a community project aimed at the establishment of new ways of speaking, seeing and organizing information — A culture that seeks augmentation through the arts of engineering and design. A warm welcome to any like-minded people who feel these ideals resonate with them.