Add to your catalogue previews for links absolutely free.
Previews of more than 2 million pages listed in the "DMOZ Open Directory" catalogue can be used for
free when the following conditions are observed:
E.g. the preview for http://dmoz.org/ web pages would be:
<img src="http://open.thumbnail.cz/show.cgi?url=http%3A%2F%2Fdmoz.org%2F" border="0"
onload="if (this.width>20) this.border=1" alt="Preview Thumbnail.cz">
A catalogue with previews delivered by us can be seen at dmoz.thumbnail.cz.
For free we provide only thumbnails in size 120 * 90 px. Our customers can choose thumbnails in any size.