Intuit

QuickBooks Custom Fields API

The QuickBooks Custom Fields API is a premium API that provides programmatic access to custom field definitions and values in QuickBooks Online and Intuit Enterprise Suite. It allows developers to create and manage up to 12 custom fields that can be used across different transaction types, enabling flexible metadata extensions for invoices, estimates, sales receipts, and other entities.

GitHub

Documentation

📖
APIReference
https://developer.intuit.com/app/developer/qbo/docs/api/accounting/all-entities/account
📖
Documentation
https://developer.intuit.com/app/developer/qbo/docs/develop

API entry from apis.yml

apis.yml Raw ↑ 
aid: intuit:quickbooks-custom-fields
name: QuickBooks Custom Fields API
tags:
- Accounting
- Custom Fields
- Financial
- Metadata
- Small Business
humanURL: https://developer.intuit.com/app/developer/qbo/docs/api/accounting/all-entities/account
properties:
- url: https://developer.intuit.com/app/developer/qbo/docs/api/accounting/all-entities/account
  type: APIReference
- url: https://developer.intuit.com/app/developer/qbo/docs/develop
  type: Documentation
description: The QuickBooks Custom Fields API is a premium API that provides programmatic access to custom
  field definitions and values in QuickBooks Online and Intuit Enterprise Suite. It allows developers
  to create and manage up to 12 custom fields that can be used across different transaction types, enabling
  flexible metadata extensions for invoices, estimates, sales receipts, and other entities.