MailStore - MailStore Home - A 100% free single-private-user desktop solution
ifttt - IFTTT puts the internet to work for you. Create simple connections between the products you use every day.
Mail Backup X - Your one stop mail backup and archiving tool for Mac.
Zapier - Connect the apps you use everyday to automate your work and be more productive. 1000+ apps and easy integrations - get started in minutes.
Mail Archiver X - Mail Archiver X protects one of your Mac-based small business' most important assets.
n8n.io - Free and open fair-code licensed node based Workflow Automation Tool. Easily automate tasks across different services.