Technical Overview¶
Components¶
graph TD
subgraph spiff-arena
Backend
Frontend
end
subgraph Backend
subgraph SpiffWorkflow lib
end
end
subgraph Frontend
subgraph bpmn-js-spiffworkflow lib
end
end
Frontend -- uses REST API --> Backend
Backend -- delegates to --> C
Backend -- persists to --> DB
DB[(mysql/postgres)]
C[Connector Proxy]
SpiffArena is a system that allows users to build and execute BPMN diagrams. It is composed of three applications, spiffworkflow-frontend, spiffworkflow-backend, and, optionally, a connector proxy.
Source code layout¶
From a source code perspective, there are three repositories that may be of interest:
spiff-arena - Includes spiffworkflow-frontend, spiffworkflow-backend, and connector-proxy-demo.
SpiffWorkflow - The core SpiffWorkflow library, 10 years old, Python, awesome, well-documented.
bpmn-js-spiffworkflow - The frontend library that extends bpmn-js to work with SpiffWorkflow.