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.
Camunda - The Universal Process Orchestrator
Pipefy - Pipefy is a process management software that empowers anyone to create and automate efficient workflows on their own without code.
Celonis - Celonis offers process mining tool for analyzing & visualizing business processes.
Process Street - Create beautiful rich process documents in a simple to follow checklist format. Fast, free and incredibly simple to use.
Bizagi - Bizagi is a Business Process Management (BPMS) solution for faster and flexible process automation. It's powerful yet intuitive BPM Suite is designed to make your business more agile.