JetBrains: A technology company that offers powerful and innovative software tools that increase developers' productivity. JetBrains' products include integrated development environments (IDEs) and other software development tools for different programming languages. Popular products from JetBrains include IntelliJ IDEA, PyCharm, WebStorm, PhpStorm, RubyMine, and DataGrip. These tools make writing code, debugging, testing, version control, and other development tasks easier.
This and any other product is not supplied illegally, it is provided in packages such as student or trial version.