Layers - A simple Wordpress site builder & its free forever
ifttt - IFTTT puts the internet to work for you. Create simple connections between the products you use every day.
OnePager - One page theme builder for WordPress
Zapier - Connect the apps you use everyday to automate your work and be more productive. 1000+ apps and easy integrations - get started in minutes.
Elementor - Elementor is a front-end drag & drop page builder for WordPress.
n8n.io - Free and open fair-code licensed node based Workflow Automation Tool. Easily automate tasks across different services.