BPMN Style & Syntax Validator

Paste or upload a BPMN 2.0 XML file to check syntax, modeling style, and readability issues.

It focuses on syntax, structure, readability, and common modeling issues. It does not replace a complete process review, but it helps identify problems that make BPMN diagrams harder to understand, govern, or automate.

Validation scope

BPMN syntax, structure, and common modeling checks always run.

Also apply Method & Style rules (Bruce Silver)Adds stricter checks from the Method & Style book: named end-states, gateways as questions, default flows, paired splitting/merging gateways, and more.

BPMN XML

Upload .bpmn or .xml fileMax file size: 1 MB.

Ready to validate your BPMN model

Paste BPMN 2.0 XML in the text area or upload a .bpmn / .xml file. Click 'Validate BPMN' to receive a structured report with score, summary, and improvement suggestions.