Also works on FreeBSD. FreeBSD maintains ABI compatibility within each major version (so 14.0 is compatible with 14.1, 14.2, and 14.3 but not 15.0): You also can install compatibility packages that make binaries compiled for older major versions run on newer major versions.
$ pkg install git rust
$ git clone https://github.com/BurntSushi/ripgrep.git
$ cd ripgrep
$ RUSTFLAGS='-C target-feature=+crt-static' cargo build --release
$ ldd target/release/rg
ldd: target/release/rg: not a dynamic ELF executable
$ file target/release/rg
target/release/rg: ELF 64-bit LSB executable, x86-64, version 1 (FreeBSD), statically linked, for FreeBSD 14.3, FreeBSD-style, with debug_info, not stripped