Calibre Companion
Samuel Cohen
Calibre Companion Demo Version
Calibre-go
Litlcode Studios
Calibre
Magzter Inc.
FBReader: Calibre connection
FBReader.ORG Limited
TiviMate Companion
Armobsoft FZE
Warframe Companion
Digital Extremes
OttNav Companion
SIA Scillarium Studio
Makro Companion
METRO Digital GmbH
MHRise Companion
Sebastian Kruse