WP Most Popular is a simple plugin which tracks your most popular blog posts based on views and lets you display them in your theme or blog sidebar.

One of the best widget plugin for showing Popular Posts in Wordpress.Easy to install and use

For more details check the official Toplytics documentation.

A simple posts content slider, product, images, videos, related posts, custom post type carousel plugin for WordPress.

Display Most popular posts or most viewed posts on your blog using widget in sidebar, it also supports custom post types

Pop-u-lar post is a handy and robust plugin that allows you to list your posts and custom posts based on popularity in a flexible and easy way.

WE ASSURE THAT THIS PLUGIN IS AWESOME AWESOME AND AWESOME. YOU CAN USE THIS PLUGIN SLIDER AND CAROUSEL BOTH Lazy carousel is an really nice carousel, super lightweight plugin for your wordpress website.