TrueOS (PC-BSD or PCBSD), is a Unix-like, desktop-oriented operating system built upon the most recent releases of FreeBSD-CURRENT. Developed by iXsystems
License: Open Source
TrueOS is a lightweight, open-source operating system focused on security and privacy, making it suitable for users who value customization and efficiency. In contrast, Windows Vista offers a more user-friendly experience with strong software compatibility, but it suffers from being outdated and resource-heavy.