Avatars are circular components that usually wrap an image or icon. They can be used to represent a person or an object.
Thumbnails are square components that usually wrap an image or icon. They can be used to make it easier to display a group of larger images or provide a preview of the full-size image.
More contents:
Axure RP 10 downloads:
Axure Libraries: /collections/libraries
Axure Templates: /collections/templates
Product & UX Tools: /collections/ux
Free Products: /collections/free
Mobile Products: /collections/mobile
Axure Couse: /products/axure-rp-10-and-ux-core-skills-course