The Freshbooks Time Tracking Python Sample Code demonstrates how to access the API with GET requests, token as an authenticator, and JSON formats in return. Time Entries represent the time spent working for a client or project.
Xero, cloud accounting software provider, has expanded its Payroll product to integrate with other applications via the Payroll API. The Payroll API allows developers to build add-on apps to work alongside Xero products, or integrate Xero functionality into existing apps and workflows. Xero's target audience remains in the SMB space who typically cannot afford massive onsite, dedicated ERP and accounting software packages.