FreeBSD is an advanced Unix-like operating system for modern server, desktop, and embedded computer platforms. It is open source and licensed under the 2-clause BSD license.
This tag should be used for question pertaining specifically to the FreeBSD operating system. In keeping with the intent of Stack Overflow, this is limited to programming, not such things as use, installation, configuration, or maintenance.
Such questions generally belong on Super User if related to personal/workstation use, or on Server Fault if related to use as a server.