#!/bin/bash

curl 'https://github.com/lz4/lz4/releases/' 2> /dev/null | \
  tr '"' '\n' | \
  sed '
    s,^/lz4/lz4/releases/tag/v\([0-9.]\+\)$,\1,
    t
    d
  ' | \
  sort -V | \
  tail -n1