#!/bin/bash

curl 'https://sourceforge.net/projects/libircclient/files/libircclient/' 2> /dev/null | \
  tr '<>' '\n' | \
  grep '^a href="/projects/libircclient/files/libircclient/[0-9.]\+/"$' | \
  sed 's|^a href="/projects/libircclient/files/libircclient/\([0-9.]\+\)/"$|\1|' | \
  sort -V | \
  tail -n1