https://www.theverge.com/2018/6/4/17422788/microsoft-github-acquisition-official-deal

Microsoft is acquiring GitHub. After reports emerged that the software giant was in talks to acquire GitHub, Microsoft is making it official today. This is Microsoft CEO Satya Nadella’s second big acquisition, following the $26.2 billion acquisition of LinkedIn two years ago. GitHub was last valued at $2 billion back in 2015, and Microsoft is paying $7.5 billion for the company today.

GitHub is a large code repository that has become very popular with developers and companies hosting entire projects, documentation, and code. Apple, Amazon, Google, and many other big tech companies use GitHub. There are 85 million repositories hosted on GitHub, and 28 million developers contribute to them.