This software is the Human version of the Murrine-Sky theme, designed specifically for GNOME.
If you're wondering how to install this theme, the process is quite simple. First, right-click on your desktop and select "Change Desktop Background". Then, click on the "Theme" tab and drag and drop the theme's archive in the "Appearance Preferences" window. Once everything is installed correctly, you will receive a confirmation message, and you can activate the theme by clicking on it.
About GNOME, it's a global collaborative effort to create a comprehensive desktop environment- the graphical user interface that sits atop of an operating system- entirely from open source software. The primary objective is to design an environment that's intuitive, user-friendly, and straightforward to use. The project emphasizes simplicity, usability, and making things "just work," making it a favorite of developers, end-users, and IT administrators alike.
GNOME is part of the GNU Project and can be utilized with various Unix operating systems like Linux, in addition to Solaris as part of the Java Desktop System. Overall, GNOME is an excellent open-source desktop environment that continues to improve as more and more features are added.