A highly customizable open-source file manager with add-on support.
You can download a legitimate copy of ExplorerMax directly from the developer. They often provide a free trial so you can test the features before purchasing a license. Free & Open Source Alternatives:
Searching for and downloading such software is highly discouraged for several critical reasons:
A modern, open-source file explorer with a native Windows feel and tabbed browsing.
A powerful dual-panel file manager that is completely free for personal use.