MongoDB C# Driver
Introduction
Welcome to the documentation site for the official MongoDB .NET/C# Driver. You can add the driver to your application to work with MongoDB in C#. Download the driver using NuGet, or set up a runnable project by following our Quick Start guide.
Previous Versions
For documentation on versions of the driver v2.18 and earlier, see the Previous Versions section.
Connect to a Compatible MongoDB Deployment
You can use the .NET/C# Driver to connect to MongoDB deployments running on one of the following hosted services or editions:
MongoDB Atlas: The fully managed service for MongoDB deployments in the cloud
MongoDB Enterprise: The subscription-based, self-managed version of MongoDB
MongoDB Community: The source-available, free-to-use, and self-managed version of MongoDB
Quick Start
Learn how to establish a connection to MongoDB Atlas and begin working with data in the Quick Start section.
Quick Reference
See driver syntax examples for common MongoDB commands in the Quick Reference section.
What's New
For a list of new features and changes in each version, see the What's New section.
Usage Examples
For fully runnable code snippets and explanations for common methods, see Usage Examples.
Fundamentals
For detailed information on key concepts of using the .NET/C# Driver, see Fundamentals.
API Documentation
For detailed information about types and methods in the .NET/C# Driver, see the MongoDB .NET/C# Driver API documentation.
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FAQ
For answers to commonly asked questions about the MongoDB .NET/C# Driver, see the FAQ section.
Connection Troubleshooting
For solutions to issues you might encounter when using the driver to connect to a MongoDB deployment, see the Connection Troubleshooting section.
Issues & Help
Learn how to report bugs, contribute to the driver, and find additional resources for asking questions in the Issues & Help section.
Compatibility
For the compatibility charts that show the recommended .NET/C# Driver version for each MongoDB Server version, see Compatibility.
Upgrade Driver Versions
Learn what changes you may need to make to your application to upgrade driver versions in the Upgrade Driver Versions section.
Entity Framework Provider
The MongoDB Entity Framework Provider is an object-relational mapper (ORM) that lets you use Microsoft's Entity Framework to work with MongoDB data. ORMs provide an object-oriented interface for data management.
To learn more, see the MongoDB Entity Framework Provider documentation.
MongoDB C# Analyzer
The C# Analzyer is a tool that helps you understand how your .NET/C# Driver code translates into the MongoDB Query API and if your code includes any unsupported LINQ or builder expressions. To learn more, see the C# Analzyer documentation.