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Pipefy - Pipefy is a process management software that empowers anyone to create and automate efficient workflows on their own without code.

Apache Airflow - Airflow is a platform to programmaticaly author, schedule and monitor data pipelines.

Pushwoosh - Mobile-inspired customer engagement platform for high achievers

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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.