Domainz.io - Premium domains, for not so premium prices
ifttt - IFTTT puts the internet to work for you. Create simple connections between the products you use every day.
Amazon Route 53 - Amazon Route 53 is a highly available and scalable DNS web service.
Zapier - Connect the apps you use everyday to automate your work and be more productive. 1000+ apps and easy integrations - get started in minutes.
Brandpa - Domain names for startups
n8n.io - Free and open fair-code licensed node based Workflow Automation Tool. Easily automate tasks across different services.