The Universal Data Access Components (UniDAC) SDK by Devart contains components that provide access to many popular databases and database servers. UniDAC's unified approach to database-related application development allows users to easily switch between different databases in their projects, making it easier to create cross-database applications.
The Rails API gem is integrated into the Rails 5 release to allow the quick and easy creation of lightweight applications that don’t require full Rails functionality. This tutorial explains how to use the Rails API gem and Docker to build microservices that can later be linked together.
This tutorial on Appnovation shows followers how to access a SOAP API backend from a RAML API frontend by reverse engineering a MuleSoft Web Services Consumer example. The author provides step-by-step notes and the source code is available in the APIKit Console hosted on CloudHub.