Xero Node SDK for OAuth 2.0 generated from XeroAPI/Xero-OpenAPI
Node.js SDK for the FreshBooks API
nodejs client for Intuit's Quickbooks API
MYOB Javascript / Node.js SDK
Javascript Client Library for Codat accounting data API
Billomat API implementation in TypeScript for use in Node.js
[Under Construction] Javascript bindings library for the Amatino API