Since both Mapy and Viamichelin closed down their traffic overlay service. Google is the only one that still works. Here's the code:
Note that 'transit' is required as 'traffic' only does not work anymore. You need to combine traffic with another map and transit works for that purpose.
Code Select
<provider id="11701" type="0" visible="true" background="-1">
<name>Overlays</name>
<mode>Traffic</mode>
<area></area>
<url><![CDATA[http://mt{s}.g*****.com/vt/lyrs=traffic,transit&x={x}&y={y}&z={z}]]></url>
<serverPart>0;1;2;3</serverPart>
<zoomPart>{z}-8</zoomPart>
<zoomMin>12</zoomMin>
<zoomMax>23</zoomMax>
<tileSize>256</tileSize>
<attribution><![CDATA[(c)2026 Google]]></attribution>
<extraHeader><![CDATA[User-Agent#Mozilla/5.0 (Windows NT 6.1; WOW64; rv:7.0.1) Gecko/20100101 Firefox/7.0.1]]></extraHeader>
<extraHeader><![CDATA[Referer#http://maps.google.com/]]></extraHeader>
<usage>overlay</usage>
</provider>
Note that 'transit' is required as 'traffic' only does not work anymore. You need to combine traffic with another map and transit works for that purpose.
