1.qarmin / czkawkaMulti functional app to find duplicates, empty folders, similar images etc.duplicatesrustcleanersimilar-imagessimilar-musicmultiplatform+3 moreFluentOther license35K total1.3K forks+2,483 starsfrom 32,325 · score 7.82
2.janeczku / calibre-web:books: Web app for browsing, reading and downloading eBooks stored in a Calibre databasecalibreepubmobiebookebook-managerFluentGPL-3.019K total1.9K forks+805 starsfrom 17,723 · score 6.69