HelpYourShelf
Ropelius. Marke und Design GmbH
Audiobookshelf
AdvPlyr
Bookshelf
Vital Source Technologies
HyRead 電子書 - 立即借圖書館小說雜誌影音書
Hyweb Technology 凌網科技
Shelf: App Curator
Sam Beckman
RedShelf eReader
RedShelf
StoryGraph
The StoryGraph
ShelfWatch
ParallelDots, Inc.
Shelf — what’s on yours?
koodos
Deseret Bookshelf
Deseret Book