Source: https://seerepo.com/r/DapperLib/Dapper/built
Markdown source: https://seerepo.com/r/DapperLib/Dapper/built.md
Description: Dapper is a C# repo. It stores its data in System.Data.SqlClient and signs people in with Azure.Identity. It has 26,348 written lines, with 55 test files.

# What is Dapper built with?

Dapper is a C# repo. It stores its data in System.Data.SqlClient, signs people in with Azure.Identity, and uses Npgsql, Microsoft.Data.SqlClient, and Microsoft.EntityFrameworkCore.SqlServer. It has 26,348 written lines, with 55 test files.

Read on November 6, 2026, at commit eb47546.

Repository: https://github.com/DapperLib/Dapper

## Backend

### Data

- **Npgsql**
- **System.Data.SqlClient**: 2 files
- **Microsoft.Data.SqlClient**: 1 file
- **Microsoft.EntityFrameworkCore.SqlServer**: 1 file

### Sign-in

- **Azure.Identity**

## Support

### Tools

- **BenchmarkDotNet**

### Other

- **Microsoft.Bcl.AsyncInterfaces**

## Other repos with a similar stack

- [dotnet/aspnetcore](https://seerepo.com/r/dotnet/aspnetcore/built): Microsoft.Data.SqlClient, Microsoft.EntityFrameworkCore.SqlServer, Azure.Identity · [Compare](https://seerepo.com/compare/DapperLib/Dapper/vs/dotnet/aspnetcore)
- [ardalis/CleanArchitecture](https://seerepo.com/r/ardalis/CleanArchitecture/built): Microsoft.EntityFrameworkCore.SqlServer, Azure.Identity
- [GoogleCloudPlatform/microservices-demo](https://seerepo.com/r/GoogleCloudPlatform/microservices-demo/built): Npgsql
- [jasontaylordev/CleanArchitecture](https://seerepo.com/r/jasontaylordev/CleanArchitecture/built): Azure.Identity
- [bitwarden/server](https://seerepo.com/r/bitwarden/server/built): Microsoft.EntityFrameworkCore.SqlServer

## Frequently asked questions

### What language is Dapper written in?

Dapper is written in C#, with 26,348 written lines.

### What database does Dapper use?

Dapper stores its data in System.Data.SqlClient.

### What does Dapper sign people in with?

Dapper signs people in with Azure.Identity.

### What services does Dapper use?

Dapper uses Npgsql, Microsoft.Data.SqlClient, and Microsoft.EntityFrameworkCore.SqlServer.

### Does Dapper have tests?

Yes. Dapper has 55 test files.

### Which repos have a stack like Dapper's?

The ones that share most of its stack: dotnet/aspnetcore, ardalis/CleanArchitecture, and GoogleCloudPlatform/microservices-demo.

## What is your repo built with?

Any public repo, with no account: https://seerepo.com/r/owner/repo/built, with the owner and name it has on GitHub.