IDE software, or more commonly just “IDE” is an important set of tools used daily by software engineers and it’s an intrinsic part of their working processes. So, if you're typing "What is IDE" here is the explaination of it. An IDE, or Integrated Development Environment, is a software application that provides various tools to assist software developers in writing and testing their code. IDE software typically provides a code editor, a compiler or interpreter, and a debugger, as well as other tools that may be specific to a particular programming language.