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.
Clever - syncing between education applications for K-12 schools
Elementor - Elementor is a front-end drag & drop page builder for WordPress.
PowerSchool - PowerSchool provides a K-12 education technology platform for operations, classroom, student growth, and family engagement.
SiteOrigin Page Builder - Build responsive grid-based page content that adapts on WordPress
Claroline - Claroline is a collaborative eLearning and eWorking platform.
Visual Composer - Visual Composer is an advanced website builder for WordPress.