
Rosetta Stone
Duolingo
Memrise
Busuu
Babbel
Lingvist
Mondly
Drops
SourceForge
GitHub
GitLab
BitBucket
openDesktop.org
Gitea
Launchpad.net
OSOR
Rosetta Stone
SourceForgeDuolingo - 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.
GitHub - Originally founded as a project to simplify sharing code, GitHub has grown into an application used by over a million people to store over two million code repositories, making GitHub the largest code host in the world.
Memrise - Learn a new language with games, humorous chatbots and over 30,000 native speaker videos.
GitLab - Create, review and deploy code together with GitLab open source git repo management software | GitLab
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 .
BitBucket - Bitbucket is a free code hosting site for Mercurial and Git. Manage your development with a hosted wiki, issue tracker and source code.