Finland, Norvegian, Sweden and Poland (topo only):
<onlinemapsource uid="52">
<name>EniroTopo map (TOPO)</name>
<url><![CDATA[https://map{$s}.eniro.com/geowebcache/service/tms1.0.0/map/{$z}/{$x}/{$y}.png]]></url>
<minzoom>0</minzoom>
<maxzoom>18</maxzoom>
<projection>MERCATORESFERICA</projection>
<servers>,01,02,03,04</servers>
<cacheable>1</cacheable>
<downloadable>1</downloadable>
<maxtilesday>0</maxtilesday>
<maxthreads>0</maxthreads>
<yop>((1<<$z)-1-$y)</yop>
</onlinemapsource>
<onlinemapsource uid="53">
<name>EniroNautical map (NAV)</name>
<url><![CDATA[https://map{$s}.eniro.com/geowebcache/service/tms1.0.0/nautical/{$z}/{$x}/{$y}.png]]></url>
<minzoom>0</minzoom>
<maxzoom>18</maxzoom>
<projection>MERCATORESFERICA</projection>
<servers>,01,02,03,04</servers>
<cacheable>1</cacheable>
<downloadable>1</downloadable>
<maxtilesday>0</maxtilesday>
<maxthreads>0</maxthreads>
<yop>((1<<$z)-1-$y)</yop>
</onlinemapsource>
By the way:
Finland Saimaa lake harbors (//%22https) as POI