WP Rocket - WP Rocket offers a caching plugin for Wordpress.
WP Super Cache - A very fast caching system for WordPress that produces static HTML files.
Autoptimize - Autoptimize makes optimizing your site really easy.
WP-Optimize - All-in-one WordPress plugin that does database cleaning, image compression, and site caching.
W3 Total Cache - W3 Total Cache improves the user experience of the site by improving the server performance.
Hyper Cache - Hyper Cache is a lite, simple to configure and highly performant cache plugin for WordPress.