The Go programming language has been popular for a few years now. Developers like Go because it’s modern and fits well with the types of architectures in use today. Some of the cool guy features developers gain when they use Go are around improved garbage collection and networking.
Like many other apps on Mac OS X, Go is easy to install via a package.
Download Go for Mac OS X via the website https://golang.org/dl/
Open the downloaded file
Follow the prompts through to completion