The following tutorials cover setting up Gatsby Theme Catalyst based websites in more detail.
Building a website for a freelance writer: Provides a detailed walkthrough of setting up
gatsby-theme-catalyst-hydrogen for as a personal portfolio for a freelance writer.
Creating a blog: Instructions to setup a personal blog using
gatsby-theme-catalyst-lithium. This tutorial would also be relevant for
gatsby-theme-catalyst-helium which is a very similar blogging theme.
Setting up Gatsby Theme Catalyst Sanity: Instructions to setup a barebones implementation of
gatsby-theme-catalyst-sanity which can be used as a base to build a completely custom site. For an example of a complete site based on this theme take a look at how it is used in