All Octicons
feed-plus
React
import {FeedPlusIcon} from '@primer/octicons-react' <FeedPlusIcon size={16} />
Rails
<%= render(Primer::Beta::Octicon.new(:"feed-plus", size: :small)) %>
Jekyll
{% octicon feed-plus height:16 %}
Figma
This icon is called feed-plus
in Primer's Octicons library.