Thrive Quiz Builder is one of the best plugins for organizing quizzes, polls and polls on WordPress. And the most focused on the right marketing of them.
Demo: https://thrivethemes.com/quizbuilder/
Joomla! polling component to create beautiful polls on your site in less than 5 minutes and see instant results.
Demo: https://shondalai.com/products/community-polls/
Pollate Poll Social Script is an awesome dynamic PHP/MySQL based script which allows you to create polls and display the result as many types.
Demo: https://codecanyon.net/item/pollate-polls-and-social-script/25861402
BuddyPress Polls allows your community members to create polls as an activity, letting your members respond. In addition, these poll activities can be displayed which the help of a shortcode on any post, page, or CPT.
Demo: https://wbcomdesigns.com/downloads/buddypress-polls/
News portal script with top news, viral news, amazing polls and popular videos. Build beautiful viral sites like BuzzFeed with Buzzy!
Demo: https://codecanyon.net/item/buzzy-news-viral-lists-polls-and-videos/13300279
FLAME is a social media script. FLAME is the best way to create your own social network or news site! FLAME is fast, secure.
Demo: https://codecanyon.net/item/flame-news-videos-polls-lists-music-viral-social-media-platform/20418737