3. Hulu. It is a paid website, supported by advertising, streaming TV shows and movies from NBC, FOX, and many other networks and studios. They are currently working only with users in the United States. It is very similar to Netflix or HBO platforms.
4. Groupon. They are the giants of discounts worldwide. Launched in November 2008 in Chicago, its base is made of Ruby. Millions of people around the world benefit from discounts on the web every day.
5. Bloomberg. Founded in 1981, it is one of the largest corporations in the world dedicated to the world of finance, with its news agency and trading software and with more than 15,000 employees, one of the largest companies in the world using Ruby.
6. Soundcloud. It is known as the YouTube of sound. The Swedish platform manages 175 million visits per month and the upload of twelve hours of audio per minute; it has become a reference for both users and creators. It was originally written in Ruby, but like Twitter, it later adopted Scala for certain parts of the app, although Ruby is still present in the SoundCloud code.
7. Github. We could not forget the largest developers’ social network in the world. The Github code repository is built on Ruby. It has over 10 million users and stores over 25 million repositories.