The Toolset Relationship widget allows you to display related Post objects that are defined in the Toolset Relationship field of the current post.
With a custom presentation layout:
Title, optionally linked
HTML & Tokens, to create your own structure. It supports HTML and Tokens;
Template, that supports Elementor Templates.
For a more complete solution, you can use dynamic data of related posts to build a complex structure rendered as:
Natural, for the element in the same wrapper;
List, unordered, and ordered;
Grid, display in columns as a grid;
Tabs (horizontal and vertical), useful and the most used;
Accordion, as collapsible accordion panels;
Select, a form select that let the user select one of the related posts.