The Post Grid is a fully Responsive & Mobile friendly plugin to display your page/post in Grid, List and Isotope View without any line of coding. It is fast and easy to generate grid from admin end and insert into page/post. You can Display posts by any category(s), tag(s), author(s), keyword(s) also Order posts by Id, Title, Created date, Modified date and Menu order.

Plugin: https://de.wordpress.org/plugins/the-post-grid/
Doku: https://www.radiustheme.com/how-to-setup-configure-the-post-grid-free-version-for-wordpress/
Demo: http://demo.radiustheme.com/wordpress/plugins/the-post-grid/