Resend 0.5.0

dotnet add package Resend --version 0.5.0
                    
NuGet\Install-Package Resend -Version 0.5.0
                    
This command is intended to be used within the Package Manager Console in Visual Studio, as it uses the NuGet module's version of Install-Package.
<PackageReference Include="Resend" Version="0.5.0" />
                    
For projects that support PackageReference, copy this XML node into the project file to reference the package.
<PackageVersion Include="Resend" Version="0.5.0" />
                    
Directory.Packages.props
<PackageReference Include="Resend" />
                    
Project file
For projects that support Central Package Management (CPM), copy this XML node into the solution Directory.Packages.props file to version the package.
paket add Resend --version 0.5.0
                    
#r "nuget: Resend, 0.5.0"
                    
#r directive can be used in F# Interactive and Polyglot Notebooks. Copy this into the interactive tool or source code of the script to reference the package.
#:package Resend@0.5.0
                    
#:package directive can be used in C# file-based apps starting in .NET 10 preview 4. Copy this into a .cs file before any lines of code to reference the package.
#addin nuget:?package=Resend&version=0.5.0
                    
Install as a Cake Addin
#tool nuget:?package=Resend&version=0.5.0
                    
Install as a Cake Tool

resend

CI NuGet License: MIT

.NET client for Resend, an email API, written in C#.

Functionality

The ResendClient supports the following objects (and methods):

  • Email (Send, Batch, Retrieve, Reschedule, Cancel, Attachment List, Attachment Retrieve)
  • Receiving (List, Retrieve, Attachment List, Attachment Retrieve)
  • Domain (List, Add, Retrieve, Update, Verify, Delete)
  • API key (List, Create, Delete)
  • Broadcast (List, Add, Retrieve, Update, Send, Schedule, Delete)
  • Audience (List, Add, Retrieve, Delete)
  • Contact (List, Add, Retrieve, Update, Delete)
  • Segment (List, Create, Retrieve, Delete)
  • Topics (List, Create, Retrieve, Update, Delete)
  • Templates (List, Create, Retrieve, Update, Delete, Publish, Duplicate)
  • Webhooks (List, Create, Retrieve, Update, Delete)

Installing via NuGet

Package is published in the NuGet gallery.

From the command-line:

> dotnet add package Resend

From within Visual Studio using Package Manager Console:

PM> Install-Package Resend

Getting started

In the startup of your application, configure the DI container as follows:

using Resend;

builder.Services.AddOptions();
builder.Services.AddHttpClient<ResendClient>();
builder.Services.Configure<ResendClientOptions>( o =>
{
    o.ApiToken = Environment.GetEnvironmentVariable( "RESEND_APITOKEN" )!;
} );
builder.Services.AddTransient<IResend, ResendClient>();

Send an email using the injected IResend instance:

using Resend;

public class FeatureImplementation
{
    private readonly IResend _resend;


    public FeatureImplementation( IResend resend )
    {
        _resend = resend;
    }


    public async Task Execute()
    {
        var message = new EmailMessage();
        message.From = "onboarding@resend.dev";
        message.To.Add( "delivered@resend.dev" );
        message.Subject = "Hello!";
        message.HtmlBody = "<div><strong>Greetings<strong> 👋🏻 from .NET</div>";

        await _resend.EmailSendAsync( message );
    }
}
Product Compatible and additional computed target framework versions.
.NET net8.0 is compatible.  net8.0-android was computed.  net8.0-browser was computed.  net8.0-ios was computed.  net8.0-maccatalyst was computed.  net8.0-macos was computed.  net8.0-tvos was computed.  net8.0-windows was computed.  net9.0 was computed.  net9.0-android was computed.  net9.0-browser was computed.  net9.0-ios was computed.  net9.0-maccatalyst was computed.  net9.0-macos was computed.  net9.0-tvos was computed.  net9.0-windows was computed.  net10.0 was computed.  net10.0-android was computed.  net10.0-browser was computed.  net10.0-ios was computed.  net10.0-maccatalyst was computed.  net10.0-macos was computed.  net10.0-tvos was computed.  net10.0-windows was computed. 
Compatible target framework(s)
Included target framework(s) (in package)
Learn more about Target Frameworks and .NET Standard.

NuGet packages (18)

Showing the top 5 NuGet packages that depend on Resend:

Package Downloads
Storm.Api

Storm framework for API with aspnet core

KernelInfrastructure

Package Description

SaaSCore

Core services for SaaSCore.NET­™ backends.

Resend.FluentEmail

Send emails via Resend using their API

Resend.Webhooks

ASP.NET utilities for Resend Webhook events

GitHub repositories (2)

Showing the top 2 popular GitHub repositories that depend on Resend:

Repository Stars
suxrobGM/logistics-app
AI-powered fleet management platform with an agentic dispatcher that autonomously matches loads to trucks, ensures HOS compliance, and optimizes routes. Built for trucking companies.
manasseh-zw/apollo
Apollo ~ Deep Research Meta Agent
Version Downloads Last Updated
0.5.0 20,055 4/20/2026
0.4.0 11,103 4/13/2026
0.4.0-beta.2 583 4/10/2026
0.4.0-beta.1 90 4/10/2026
0.3.0 7,301 4/8/2026
0.2.2 76,398 3/11/2026
0.2.1 199,228 11/8/2025
0.2.0 4,741 11/4/2025
0.1.7 4,301 10/31/2025
0.1.6 21,889 9/19/2025
0.1.5 37,455 8/12/2025
0.1.4 48,431 6/10/2025
0.1.3 2,287 6/5/2025
0.1.2 14,789 5/9/2025
0.1.1 11,497 4/22/2025
0.1.0 17,809 3/25/2025
0.0.13 14,080 2/4/2025
0.0.12 8,690 12/30/2024
0.0.11 298 12/30/2024
0.0.10 753 12/21/2024
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