ifttt - IFTTT puts the internet to work for you. Create simple connections between the products you use every day.
Pipefy - Pipefy is a process management software that empowers anyone to create and automate efficient workflows on their own without code.
Process Street - Create beautiful rich process documents in a simple to follow checklist format. Fast, free and incredibly simple to use.
Apache Airflow - Airflow is a platform to programmaticaly author, schedule and monitor data pipelines.
UiPath - UiPath RPA is a high-level platform dedicated to providing seamless automation of data entry on any web form & desktop application.
Kissflow - Kissflow is a workflow tool & business process workflow management software to automate your workflow process. Rated #1 cloud workflow software in Google Apps Marketplace.