Insomnia Client and Xero’s API

The Insomnia client has gained recent popularity alongside Postman as the go-to API client for developers working on RESTful API’s.

I personally enjoy Insomnia’s simplicity and discovered some developers in our community using it to getting familiar with Xero’s robust Accounting API.

This tutorial will show you how to get up and running with Insomnia Client and Xero’s API using OAuth 2.0.

We will go through all the the necessary steps to setup an authenticated API call to GET all of an orgs Invoices.