comiXology
LibraryThing.com
Basmo
comiXology
The StoryGraph
ReadNow
Perpustakaan Nasional
Fidibo Book
Amazon Mobile LLC
SC TWODOOR GAMES SRL
OverDrive, Inc.
Damir Juretic
PlayMate
Meb Corporation PCL
Epic! Creations Inc
Aldiko
Goodreads
Blinks Labs GmbH
Moon Reader
GoodNovel
Inkitt GmbH
Tony Soft
FictionPress
GoodNovel
John Wiley & Sons, Inc.
Amazon
Dreame Media
Dreame Media
Fable Group
Tapon
Storylog Co.,Ltd.
Brailion Ventures Limited
Audible, Inc
Vitalsource Technologies
Google Inc.
Storytel Sweden AB