FreeBSD is an operating system for a variety of platforms which focuses on features, speed, and stability. Developed by The FreeBSD Project
License: Open Source
FreeBSD is a robust, high-performance operating system that excels in server and networking applications, while TrueOS is a user-friendly derivative of FreeBSD designed for desktop use. TrueOS offers a simplified installation and integrated desktop environment, making it more suitable for casual users, whereas FreeBSD is better suited for advanced users and server environments.