screenshot of the IRC client BitchX version 1.0c17-6 showing the Polish Wikipedia channel.
BitchX programmers (see <a rel="nofollow" class="external free" href="http://www.bitchx.org/">http://www.bitchx.org/</a>), <a href="//commons.wikimedia.org/wiki/User:Tsca" title="User:Tsca">tsca</a> and writers in the Polish Wikipedia channel
BSD
screenshot taken by <a href="//commons.wikimedia.org/wiki/User:Tsca" title="User:Tsca">tsca</a>