Microlink - Extract structured data from any website
Language Learning with Netflix - Use movies as study material for language learning
Schema API - Extract structured content from the semantic web
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.
Mailparser - Extract data from e-mails. Automate your business.
Caption - Open-source captioning tool to help find the right subtitles.