You can now choose between 5 libraries for guest users avatars: when a guest user connects, he’s automatically assigned an avatar. However, it is not possible to choose between 6 different avatar libraries
Default avatar
This is an SVG based library. This library differentiates males and females
Pixel avatar
This is an SVG based library. This library differentiates males and females
Avataars
SVG cool library: no males/females
Griddly avatar
SVG strange library: no males/females
Botts library
SVG robot like images based library
Initials library
SVG library that takes your initial username (google doc like)
You can choose which one of these libraries you want to use inside
/chatadmin/config/ under users management tab