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dotConnect for QuickBooks Online

Predict the stable work of your .NET applications using our ADO.NET data provider with advanced ORM support and extensive compatibility across QuickBooks Online and .NET platforms

Delphi DAC

dbExpress

dotConnect for QuickBooks Online

.NET Connector for QuickBooks Online with ORM Support

dotConnect for QuickBooks Online is a high-performance ADO.NET data provider that helps access and manage QuickBooks data through the standard ADO.NET or Entity Framework interfaces. It helps you easily integrate QuickBooks data into .NET applications.

Our data provider has the same standard ADO.NET classes as other providers. This helps you get started quickly and eliminates the need to study any specifics of QuickBooks.

Broad compatibility with .NET platforms, including WPF, Blazor, MAUI, Windows Forms, etc.
ORM support: EF Core, Dapper, NHibernate, LinqConnect, etc.
Full compliance with ADO.NET
SSL, SSH, proxy servers, and HTTP tunnels support
Integration with Visual Studio and design-time support
Regular updates and detailed documentation

Easy Integration With QuickBooks Online

Integrate QuickBooks Online into your .NET applications through the standard ADO.NET interface.

No need to use an overcomplicated API

You don't have to study and use the QuickBooks Online API. SQL queries will make data retrieval much easier.

User-friendly ADO.NET classes

Get started quickly with the familiar ADO.NET classes used by dotConnect for QuickBooks Online.

Trouble-Free Connection to QuickBooks Online

dotConnect for QuickBooks Online, first and foremost, provides easy connection to QuickBooks and quick access to its data, required for integration with your applications.

Easy connection that does not require any other libraries
Full support for SQL queries and API calls
Reliable security via advanced encryption and authentication
Flexible connectivity options for diverse operational environments
Cost-effective deployment

Advanced ORM Support

dotConnect for QuickBooks Online offers enhanced ORM support with a bundled Entity Developer – visual designer for ORM models:

Entity Framework Core

1.x, 2.x, 3.x, 5.0, 6.0, 7.0, and 8.0

NHibernate

1.x-5.x

Entity Framework

V1-v6

Dapper

1.x, 2.x

Learn more

Unlocking the Flexibility of ORM: One Connector to Rule Them All

Broad Compatibility

dotConnect for QuickBooks Online is the only data provider of its kind that supports both modern platforms and technologies as well as deprecated technologies, which is an excellent way to reduce integration costs for existing applications.

Platforms

.NET 5, 6, 7, 8
.NET Framework 2.0-4.8
.NET Core 1.x, 2.x, and 3.0
ASP.NET Core Blazor
.NET MAUI

QuickBooks Online WEB API

All versions

Microsoft Visual Studio

Visual Studio 2008-2022

Compatibility details

Single Connector for Any SQL Queries

dotConnect for QuickBooks Online brings the power of SQL to make your data management extremely simple — you can write and run SQL queries directly against the QuickBooks data. Just give it a go and see for yourself.

Data Management Via SQL Queries: SQL, being the foundation for the majority of modern database management systems, is the perfect language for variegated operations with all kinds of data.
Full CRUD Support: It is easy to perform CREATE, READ, UPDATE, and DELETE operations of any complexity using standard SQL statements.
Advanced SQL Capabilities: You can get more precise and profound insights by using JOINs, WHERE conditions, and other features of SQL.
Broad Object Access: SQL queries will help you work with QuickBooks Online accounts, contacts, leads, contracts, products, campaigns, opportunities, and other objects.

How SQL Connector for QuickBooks Works

Our QuickBooks Data Flow Components handles queries by splitting complex ones into parts for execution on QuickBooks, with advanced processing by a local SQL engine, while simple queries are directly compiled into QuickBooks API calls for optimal performance.