As distributed systems evolved, so did the need for protocols that would act as a common platform for communication among independent systems. The introduction of HTTP as the data communication protocol underpinning the web paved the way for processes that enabled disparate applications to talk to each other. Application Programming Interfaces or APIs provided the building blocks for such processes.

So, what are API's?

As distributed systems evolved, so did the need for protocols that would act as a common platform for communication among independent systems. The introduction of HTTP as the data communication protocol underpinning the web paved the way for processes that enabled disparate applications to talk to each other. Application Programming Interfaces or APIs provided the building blocks for such processes.