Intervals - Project driven time tracking with customizable workflows and detailed, meaningful reports.
ifttt - IFTTT puts the internet to work for you. Create simple connections between the products you use every day.
TaskMail - Project Management as easy as Email
Zapier - Connect the apps you use everyday to automate your work and be more productive. 1000+ apps and easy integrations - get started in minutes.
Rindle - Powerful workflow automation for professionals.
n8n.io - Free and open fair-code licensed node based Workflow Automation Tool. Easily automate tasks across different services.