JetBrains is the company behind some of the most popular IDEs, including IntelliJ IDEA, PyCharm, and PhpStorm. Even Android Studio, Google's sort-of in-house IDE for Android development, is based on IntelliJ.
While IntelliJ's IDEs are popular for a reason (they're good), they can be a little heavy at times. IntelliJ and Android Studio can take up a...