---
metadata:
  - name: generator
    content: Diplodoc Platform v5.52.0
alternate:
  - https://ydb.tech/docs/en/reference/languages-and-apis/ado-net.md?version=v25.3
  - https://ydb.tech/docs/ru/reference/languages-and-apis/ado-net.md?version=v25.3
  - href: en/reference/languages-and-apis/ado-net/index.md
    type: text/markdown
    title: Markdown version
  - href: ../../../llms.txt
    type: text/markdown
    title: llms.txt
sourcePath: en/core/reference/languages-and-apis/ado-net/index.md
---
> **Documentation Index:** Fetch the complete configuration index at https://ydb.tech/docs/en/llms.txt

# ADO.NET - .NET Access to YDB

`Ydb.Sdk` is an [ADO.NET](https://learn.microsoft.com/en-us/dotnet/framework/data/adonet/) Data Provider for YDB. It allows programs written in C#, Visual Basic, and F# to access the YDB database server. It is implemented in 100% C# code, is free, and is [open source](https://github.com/ydb-platform/ydb-dotnet-sdk).

## Documentation

- [Getting Started with ADO.NET](https://ydb.tech/docs/en/reference/languages-and-apis/ado-net/getting-started.md?version=v25.3)
- [Installation ADO.NET](https://ydb.tech/docs/en/reference/languages-and-apis/ado-net/installation.md?version=v25.3)
- [Basic Usage with ADO.NET](https://ydb.tech/docs/en/reference/languages-and-apis/ado-net/basic-usage.md?version=v25.3)
- [ADO.NET Connection Parameters](https://ydb.tech/docs/en/reference/languages-and-apis/ado-net/connection-parameters.md?version=v25.3)
- [ADO.NET Supported Types and Their Mappings](https://ydb.tech/docs/en/reference/languages-and-apis/ado-net/type-mapping.md?version=v25.3)
- [Connection ADO.NET to Yandex Cloud](https://ydb.tech/docs/en/reference/languages-and-apis/ado-net/yandex-cloud.md?version=v25.3)
- [Using Dapper](https://ydb.tech/docs/en/integrations/orm/dapper.md?version=v25.3)