Audiobookshelf works best when you have an organized directory structure like shown below. This is because information is taken from your folder names. This includes the author name, series name, book title, publish year, volume number, and subtitle. However, you can enable scanner settings to prefer using your audio file ID3 tags or an OPF file over using folder names. Fully open-source, including the android & iOS app (in beta) Stream all audio formats on the fly. Search and add podcasts to download episodes w/ auto-download. Multi-user support w/ custom permissions. Keeps progress per user and syncs across devices. Auto-detects library updates, no need to re-scan. Upload books and podcasts w/ bulk upload drag and drop folders. Backup your metadata + automated daily backups. Progressive Web App (PWA). Chromecast support on the web app and android app. Fetch metadata and cover art from several sources. Chapter editor and chapter lookup (using Audnexus API). Merge your audio files int.