Airtable - Airtable works like a spreadsheet but gives you the power of a database to organize anything. Sign up for free.
Camunda - The Universal Process Orchestrator
Bubble.io - Building tech is slow and expensive. Bubble is the most powerful no-code platform for creating digital products.
ProcessMaker - ProcessMaker is an easy to use BPM and workflow software solution. It is used to design, automate, and deploy business processes of any kind.
OpenXava - OpenXava is a Web Java Framework for Rapid Development of Enterprise Applications.
jBPM - jBPM is a flexible Business Process Management (BPM) Suite.