Elementor - Elementor is a front-end drag & drop page builder for WordPress.
PublicEmails - Publish blog posts just by sending an email
Divi Theme - A flexible WordPress theme with the power of Divi Builder built in.
Wordable.io - Import blog posts from Google Docs to WordPress in one click
Visual Composer - Visual Composer is an advanced website builder for WordPress.
Diffbot - Get data from web pages automatically