enquir3

This plugin integrates with the Enquir3 testimonial publishing application. 
This plugin provides a widget which displays the most recently published testimonials held within the Enquir3 database. 
Requirements: To use this plugin, you first need to register with Enquir3. 
For full information and to register please visit <a href="https://www.enquir3.com/wordpress-testimonial-plugin" rel="nofollow ugc">https://www.enquir3.com/wordpress-testimonial-plugin</a>

Enquir3 Testimonial

Display testimonials from the Enquir3 system in a simple overview widget.

xsaber

This plugin will show a testimonial feed with star rating on your post, page or widget area using the shortcode <code>[tfeed_output]</code>.
Parameter: 
count: limit the number of feeds to show. (default: 4) 
Usage: <code>[tfeed_output count=2]</code>
I am planning to add pagination and front-end testimonial rating submissions in the next updates.

Testimonial Feed

A Simple WordPress Testimonial UI with Star Rating

Enquir3 Testimonial vs Testimonial Feed