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.
Raindrop.io - All your articles, photos, video & content from web & apps in one place.
LanguageBeast.com - Study English synonyms and antonyms to enrich your vocabulary
Linker - Cloud based bookmark manager
Busuu - Join the global language learning community, take language courses to practice reading, writing, listening and speaking and learn a new language. Learn English with busuu's .
Bookmark OS - Bookmark OS is like Mac or Windows optimized for bookmarks.