# What is an IDE?

An IDE (integrated development environment) is one app with everything you need to write, build, run and debug a program, such as IntelliJ IDEA for Java or Visual Studio for C#.

![Cheat sheet: What is an IDE?](https://fsdtrainingmedia.blob.core.windows.net/public/images/2026/11/7ea854be453141028e6ef16169ffd4ee.webp)

- Category: Developer Tools
- Level: Novice
- Tags: Integrated Development Environment (IDE), software-development, Source Code
- Updated: November 3, 2026

Source: https://www.ask-codey.com/cheat-sheets/development-tools-what-is-an-ide-cheat-sheet