The website is for uploading and sharing My Little Pony fan art. Derpibooru is an image booru (sharing/commenting/voting system) for fans of the show My Little Pony: Friendship is Magic. A JSON API for major site functionality can be freely used by those who want to produce tools for the site or other ways to use the data provided within Derpibooru.
The following is a list of how-to and tutorial content that matched your search term. ProgrammableWeb's how-to content comes from two sources; full-blown tutorials that we publish ourselves and other highly relevant tutorials that we find elsewhere on the Web. This list represents on combination of both tutorial types and if you go to ProgrammableWeb's API University, you'll not only be able to find more, they are organized based on your role (API providers or developers who consumes APIs). If you know of a tutorial that would be of interest to the ProgrammableWeb community, we'd like to know about it. Be sure to check our guidelines for making contributions to ProgrammableWeb.