PAYMENT EMULATOR LAB
Documentation
Everything you need to integrate, test and understand the emulator.
Start hereRun your local testing environmentnpm run setup
Introduction
Payment Emulator Lab
2 guidesGetting started
Payment Emulator Lab development guide · Install Payment Emulator Lab · Project structure
3 guidesArchitecture
Business domain · Payment Emulator Lab architecture · Critical request flows
14 guidesGateway profiles and icons
Adding a provider · Provider contracts · Gateway icons
5 guidesFidelity and limits
Plaza fidelity — Mercado Pago compatibility · Harbor fidelity — PayPal compatibility · Vector fidelity — Stripe compatibility
3 guidesRuntime
Fake bank and accounting · Identity, roles and scope · The list contract
6 guidesFrontends
Documentation portal · The checkout · The operator console
4 guidesOperations and validation
Gateway identity migration: legacy ids to Vector, Harbor and Plaza · Documentation audit — 2026-09-07 · Configure Payment Emulator Lab
5 guidesArchive and maintenance
Translation policy · Event emails
2 guides