I have been using Divi for more than a year now and I really love it. People at Elegant themes are constantly developing and upgrading the tools Divi have and as I searched, it is still less expensive than Webflow to get and host a website. Webflow is an amazing tool, but Wordpress still has a solid reputation.
Elementor - Elementor is a front-end drag & drop page builder for WordPress.
OptinMonster - OptinMonster helps to convert abandoning website visitors into subscribers and customers.
SiteOrigin Page Builder - Build responsive grid-based page content that adapts on WordPress
OptiMonk - OptiMonk is the most powerful Onsite Retargeting platform, that helps you increase the conversion rate of your site, and get more leads by recovering lost visitors.
Visual Composer - Visual Composer is an advanced website builder for WordPress.
POPUPSMART - A no-code tool to increase e-commerce sales, build email lists and engage with your visitors in just 5-minutes.