Divi Theme - A flexible WordPress theme with the power of Divi Builder built in.
UserVoice - UserVoice integrates easy-to-use feedback, helpdesk, and knowledge base management tools in one platform that empowers users to speak and companies to understand.
Elementor - Elementor is a front-end drag & drop page builder for WordPress.
Freshdesk - Freshdesk is a cloud-based customer support software that lets you support customers through traditional channels like phone and email, social channels like Facebook and Twitter, and your own branded community
Brizy - The effortless way to build WordPress websites visually
Zendesk - Zendesk is a beautiful, lightweight help-desk solution.