docker search command allows you to search for images in docker hub.
Example
root@ok:~# docker search nginx NAME DESCRIPTION STARS OFFICIAL AUTOMATED nginx Official build of Nginx. 8043 [OK] jwilder/nginx-proxy Automated Nginx reverse proxy for docker con… 1284 [OK] richarvey/nginx-php-fpm Container running Nginx + PHP-FPM capable of… 526 [OK] jrcs/letsencrypt-nginx-proxy-companion LetsEncrypt container to use with nginx as p… 320 [OK] kong Open-source Microservice & API Management la… 160 [OK] webdevops/php-nginx Nginx with PHP-FPM 97 [OK] kitematic/hello-world-nginx A light-weight nginx container that demonstr… 95 bitnami/nginx Bitnami nginx Docker Image 44 [OK] linuxserver/nginx An Nginx container, brought to you by LinuxS… 33 1and1internet/ubuntu-16-nginx-php-phpmyadmin-mysql-5 ubuntu-16-nginx-php-phpmyadmin-mysql-5 26 [OK] tobi312/rpi-nginx NGINX on Raspberry Pi / armhf 18 [OK] wodby/drupal-nginx Nginx for Drupal container image 9 [OK] webdevops/nginx Nginx container 8 [OK] blacklabelops/nginx Dockerized Nginx Reverse Proxy Server. 8 [OK] nginxdemos/nginx-ingress NGINX Ingress Controller for Kubernetes 8 centos/nginx-18-centos7 Platform for running nginx 1.8 or building n… 6 nginxdemos/hello NGINX webserver that serves a simple page co… 4 [OK] 1science/nginx Nginx Docker images that include Consul Temp… 4 [OK] behance/docker-nginx Provides base OS, patches and stable nginx f… 2 [OK] pebbletech/nginx-proxy nginx-proxy sets up a container running ngin… 2 [OK] toccoag/openshift-nginx Nginx reverse proxy for Nice running on same… 1 [OK] travix/nginx NGinx reverse proxy 1 [OK] mailu/nginx Mailu nginx frontend 0 [OK] goodguide/nginx-application-proxy No-configuration Nginx reverse proxy for a R… 0 [OK] ppc64le/nginx Official build of Nginx. 0 root@ok:~#
To see results with 4 or more stars, use
docker search --filter stars=4