Install the Latest Version of Gatsby

Installing the tool with npm; installing its deps with yarn... 🤔

You can run either of these just fine: yarn global add ... or npm install -g ...

There's not really an exact reason. For global installations I like npm's install -g command more for some reason. It feels shorter to type or something, even though there's only a one character difference.

Similarly when installing dependencies, I like yarn add because it feels faster.

The end result is the same, so choose your own adventure :)

The v2 branch is no longer present on the gatsbyjs/gatsby-starter-hello-world starter project so the command is

gatsby new my-blog https://github.com/gatsbyjs/gatsby-starter-hello-world