Face Detection jQuery Plugin - mulzer-hh.de Oct 20, · One face detection library I found is Face Detection by Jay Salvat and Liu Liu. This is a standard jQuery plugin that receives an image and returns an . Mar 07, · In this tutorial i am going to show you how to detect face on image. jaysalvat has created wonderful jquery based library to detect faces, So i am going to use that library.. This is something like facebook detect faces when ever you upload photo.