v1.0.0

Initial release.

Install

macOS:

brew install luccabb/tap/fp

Fedora / CentOS / RHEL:

dnf copr enable luccabz/fp
dnf install fp

From source:

make && sudo make install

Features

• Find free ports via kernel bind(0) — guaranteed available
• -n N for multiple unique ports (batch socket binding)
• -r MIN:MAX for range-constrained search
• -u for UDP, -6 for IPv6
• Man page (man fp)
• Zero dependencies, pure POSIX C