Okapi Framework - A cross-platform framework for localization annd translation tools.
Duolingo - Duolingo is a free language learning app for iOS, Windows and Android devices. The app makes learning a new language fun by breaking learning into small lessons where you can earn points and move up through the levels. Read more about Duolingo.
PING - PING (Partimage Is Not Ghost) is a free software Linux-based live CD ISO built upon the partimage...
Mondly - Learn 33 languages in 500 bite-size lessons and 14 conversational modules.
Addme - All your social pages in one place
Lingvo TV - Learn languages while watching movies on Netflix.