Limited Time Offer! For Less Than the Cost of a Starbucks Coffee, Access All DevOpsSchool Videos on YouTube Unlimitedly. Master DevOps, SRE, DevSecOps Skills! Enroll Now What is Swift? Swift is a general-purpose, multi-paradigm, compiled programming language developed by Apple Inc. and the open-source community. It was first released in 2014 as a replacement for Apple’s earlier programming language, Objective-C. Swift is designed to be safer, more modern, and more expressive than Objective-C. Here are some of the key features