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