Avatarme is a super tiny jQuery plugin which allows you to create a circular text avatar by picking the first letter from each word of a phrase (user name).
jQuery Plugin To Create Text Avatars From User Names - Avatarme
jQuery Plugin To Generate Text Avatars - Name Badges
Create Gmail Like Text Avatars with jQuery and SVG - initial.js
Google Inspired Letter Avatar Generator With jQuery - katweKibsletterAvatarjs.js
Simple Text Avatar Plugin with jQuery and CSS