LESS extends CSS with dynamic behavior such as variables, mixins, operations and functions.
https://lesscss.org/
JavaScript Libraries and Functions · Framework
Get access to data on 394,160 websites that are LESS Customers. We know of 88,684 live websites using LESS and an additional 305,476 sites that used LESS historically and 31,985 websites in the United States.
Get a list of 394,160 websites using LESS which includes location information, hosting data, contact details, 88,684 currently live websites and an additional 96,213 domains that redirect to sites in this list. 305,476 sites that used this technology previouslyand 31,985 websites in the United States currently using LESS.
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