Cylum’s 2014 set is also noted for its inclusion of that go beyond the standard retail releases: Tags used in rom names - Recalbox Wiki
Because it is pre-organized into logical subfolders (e.g., Hacks, Translations, Prototypes), it is a favorite for those setting up or SNE9x on modern hardware. Where to Find It Today
Here is a plan to integrate this set into a frontend or backend application: 1. Automated Metadata Matching