Leading platform for the development, testing, and management of APIs, created to optimize and accelerate all phases of an API's lifecycle.
Free software package that allows you to set up a local server environment, making it easier to develop dynamic websites.
Powerful and accessible 2D game development software.

The famous website modeling software from Adobe in its latest version.
Lightweight cross-platform code editor with a plethora of features (and plugins).
Game development platform.