ADO.NET Provider for PostgreSQL with ORM Support

dotConnect for PostgreSQL is a high-performance ORM enabled data provider for PostgreSQL that builds on ADO.NET technology to present a complete solution for developing PostgreSQL-based database applications. It introduces new approaches for designing application architecture, boosts productivity, and facilitates the development of database applications.

Our ADO.NET PostgreSQL provider supports a wide range of PostgreSQL-specific features, such as secure SSL connections, PostgreSQL notifications, PostgreSQL bulk data loading, GEOMETRY, PostgreSQL ARRAY types, and others.

With 16 years of development history, dotConnect for PostgreSQL provides an ultimate pack of robust data connectivity features and already empowers thousands of data-related .NET apps.

Advanced Visual Studio Integration

dotConnect for PostgreSQL provides a vast number of GUI tools that increase your productivity. For example, it includes DataSet tools, such as DataSet Wizard, DataSet Editor, DataSet Manager, provide you an easy way to create and edit typed and untyped DataSets.

PostgreSQL ADO.NET Provider supports advanced Visual Studio integration (DDEX), and provides convenient visual component editors to simplify component tweaking.

Advanced Visual Studio Integration

Broad Compatibility

dotConnect for PostgreSQL was the first PostgreSQL database provider to support .NET Core and Entity Framework Core, and we work hard to support new platforms and development technologies as soon as they are released.

  • PostgreSQL support: from 7.1 to 14
  • Visual Studio support: 2008 – 2019
  • Platforms support:
    • .NET 5.0, 6.0 compatibility
    • macOS 11 Arm64 (or "Apple Silicon" or "Apple M1") support
    • Windows 11 is supported
    • Visual Studio 2022 version 17.2 is supported.
    • Full .NET Framework 2.0 – 4.8
    • .NET Core 1.x, 2.x, and 3.0
    • .NET Compact Framework 2.0 and above
    • Mono 2.0 and above
Broad Compatibility

Enhanced ORM Support

dotConnect for PostgreSQL offers enhanced ORM support with a bundled visual designer for ORM models - Entity Developer. Our PostgreSQL ADO.NET Provider supports the following ORMs:

Enhanced ORM Support

Other dotConnect Providers for Databases

dotConnect for PostgreSQL Provider Features



Implements Role, Session State, Membership, Profile, Site Map, and other ASP 2.0 providers.


Uses many PostgreSQL-specific performance features & optimizations to ensure the highest performance.


Allows per-component tracing of database events with a free dbMonitor application.


Enables Integration Services to export and import data to/from PostgreSQL servers.


Supports various encryption ciphers, SSL and SSH connections, etc.
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Frequently Asked Questions

How to make database connection with PostgreSQL via C#?

You need to assign a valid connection string to pgSqlConnection1 beforehand, and then use the pgSqlConnection1.Open(); command to open a connection.

Can I use PostgreSQL with ADO.NET?

Yes - Devart dotConnect for PostgreSQL is a solution, that is built on ADO.NET technology.

What types of secure connection are supported?

Devart dotConnect for PostgreSQL support various encryptions, SSL and SSH connections, and more.