It's an app that has two collections books and categories of book [ demo ] and has various endpoints for CRUD applications for both the collections. Built using Node, Express, MongoDb [mongoose ODM].
Endpoints have been developed using Node.js using express.js framework and mongodb as Datatbase.
Mongoose ODM[object data model] has been used.
Has categories of book , various CRUD operations.
Has books , various CRUD operations.
When adding book, categories will be filled up in the dropdown menu and user has to select one of them from the menu.