SecondHandSongs is not just for casual exploration; it's a critical tool for academic research in fields like music information retrieval and digital humanities. The site features an API that researchers use to gather data. This data has been used to create several well-known academic datasets, including and SHS100K , which are benchmarks for developing and training AI systems to automatically identify cover songs.
If you are interested in exploring the database or contributing your own musical knowledge, I can help guide your next steps. Let me know if you would like to know: secondhandsongs