ifttt - IFTTT puts the internet to work for you. Create simple connections between the products you use every day.
Habit List - Create good habits and break bad ones with the app that keeps you focused.
Zapier - Connect the apps you use everyday to automate your work and be more productive. 1000+ apps and easy integrations - get started in minutes.
Momentum - Agile goal and performance management
n8n.io - Free and open fair-code licensed node based Workflow Automation Tool. Easily automate tasks across different services.
Streaks - The to-do list that helps you form good habits.