ifttt - IFTTT puts the internet to work for you. Create simple connections between the products you use every day.
Jira - The #1 software development tool used by agile teams. Jira Software is built for every member of your software team to plan, track, and release great software.
Zapier - Connect the apps you use everyday to automate your work and be more productive. 1000+ apps and easy integrations - get started in minutes.
Redmine - Flexible project management web application
n8n.io - Free and open fair-code licensed node based Workflow Automation Tool. Easily automate tasks across different services.
Mantis Bug Tracker - Mantis Bug Tracker is a free and open source, web-based bug tracking system.