Duolingo Inc.
Damien Elmes
Japplis
Tarma Software Research Ltd.
Microsoft Corporation
Zacky Jamel
Fish
Sergey Kutasov, Ilya Morozov
Gammadyne
Discovery Educational Software
Discovery Educational Software
Decebal Mihailescu
Writefull
CC Desarrollo de Software
valodas
Gnuyork
Alexei Vinidiktov
Ginger Software
Team Blitz
César Rodriguez Gonzale
Grammatica
Flexionizer
Agil Mente
JuliaP
Isota
Oxford University Press
Catalyst Projects
fish's dotNET
Eiktub.com
Transparent Language
Lextec
Juan Fernando Valencia
Paul Raedle
Advanced Schooling
Raiboo Software
Hungrycat Soft
Consejería de la Educación de
BYKI
Herosoft
Esteban
Micronet S.A
Micronet S.A
Micronet S.A
MemChinese Computer Solutions
Marianne Wartoft
AutoRepairPhoto.com
Vinidiktov Software
english4today.com
