"Niche sites" refer to websites or platforms that cater to a specific and narrow interest or market. These sites focus on serving a unique and targeted audience rather than catering to a broad range of topics or interests.
There are lots of niche sites for those people with «specific» must haves. (pairedlife.com)
Believe it or not, this site is part of a network of over 250 other niche sites for online dating — from. (fsat.ru)
With less mainstream sites (niche sites like this one), it can always be a concern that traffic is non-existent or way too low. (ourbestonlinedatingsites.com)