punchout-simulator
Documentation — a developer tool for testing cXML PunchOut integrations.
PunchOut business primer
What PunchOut is, the actors, the round-trip, and where the simulator fits.
Architecture reference
Components, data model, and Mode A / Mode B sequence diagrams.
Operations & usage guide
Sessions, operations, profiles, product lists, addresses, and validation.
How procurement platforms differ in PunchOut requests
cXML versions and per-platform variation in the requests suppliers receive.