Folksonomy

online service which allows users to add, annotate, edit, and share bookmarks of web documents

Folksonomy is a classification system in which end users apply public tags to online items, typically to make those items easier for themselves or others to find later. Over time, this can give rise to a classification system based on those tags and how often they are applied or searched for, in contrast to a taxonomic classification designed by the owners of the content and specified when it is published. This practice is also known as collaborative tagging, social classification, social indexing, and social tagging. Folksonomy was originally "the result of personal free tagging of informatio

social bookmarking web service

Technorati is a search engine and a publisher advertising platform. Technorati launched its ad network in 2008. In 2016, Synacor acquired Technorati for $3 million.

Test in user experience design