GemBox.Email 2026.2.100

Prefix Reserved

dotnet add package GemBox.Email --version 2026.2.100

NuGet\Install-Package GemBox.Email -Version 2026.2.100

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="GemBox.Email" Version="2026.2.100" />

For projects that support PackageReference, copy this XML node into the project file to reference the package.

<PackageVersion Include="GemBox.Email" Version="2026.2.100" />
                    

                            Directory.Packages.props

<PackageReference Include="GemBox.Email" />
                    

                            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 GemBox.Email --version 2026.2.100

The NuGet Team does not provide support for this client. Please contact its maintainers for support.

#r "nuget: GemBox.Email, 2026.2.100"

#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 GemBox.Email@2026.2.100

#: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=GemBox.Email&version=2026.2.100
                    

                            Install as a Cake Addin

#tool nuget:?package=GemBox.Email&version=2026.2.100
                    

                            Install as a Cake Tool

The NuGet Team does not provide support for this client. Please contact its maintainers for support.

What is GemBox.Email?

GemBox.Email is a .NET component that enables you to read, write, and convert email files (MSG, EML, and MHTML), or send and receive email messages (POP, IMAP, SMTP, and EWS) from .NET applications.

With GemBox.Email you get a fast and reliable component that’s easy to use and doesn't depend on Microsoft Outlook. It requires only .NET so you can deploy your applications without having to think about other licenses.

GemBox.Email Features

Send mail messages using SMTP protocol.
Receive, reply, and forward mail messages using POP or IMAP protocol.
Create mail message with attachments and multi-format message body.
Convert emails to MSG, EML, and MHTML format.
Create, send, and receive emails in ASP.NET Core, Blazor, MAUI, and other .NET applications.
Process emails on Windows, Linux, macOS, Android, and iOS operating systems.
Modify mail message headers using advanced MIME model.
List and modify folders using IMAP protocol.
List and modify message flags using IMAP protocol.
Search for mail message using IMAP protocol.
Send, list, and download messages on the Exchange Server using EWS protocol.
List and modify folders on the Exchange Server using the EWS protocol.
Send, list, and download messages on the Office 365 Server using Microsoft Graph API.
List and modify folders on the Office 365 Server using Microsoft Graph API.
Custom SSL certificate validation when connecting to mail server.
Validate mail addresses.
Sign, unsign, and validate emails.
Create personalized mail messages based on a single template and variable data.
Load and save calendars in iCalendar format.
Create and add calendar events, tasks, and reminders to an email.
OAuth 2.0 support.

Get Started

You are not sure how to start working with email messages in .NET using GemBox.Email? Check the code below that shows how to create an email message from scratch and send it.

// If using Professional version, put your serial key below.
ComponentInfo.SetLicense("FREE-LIMITED-KEY");

// Create a new email message.
MailMessage message = new MailMessage(
  new MailAddress("sender@example.com", "Sender"),
  new MailAddress("first.receiver@example.com", "First receiver"),
  new MailAddress("second.receiver@example.com", "Second receiver"));

// Add subject and body.
message.Subject = "Hello World!";
message.BodyText = "Hi 👋,\n" +
    "This message was created and sent with GemBox.Email.";

// Create a new SMTP client and send the email message.
using (SmtpClient smtp = new SmtpClient("<ADDRESS> (e.g. smtp.gmail.com)"))
{
    smtp.Connect();
    smtp.Authenticate("<USERNAME>", "<PASSWORD>");
    smtp.SendMessage(message);
}

For more GemBox.Email code examples and demos, please visit our examples page.

AI Coding

CLI coding agents such as GitHub Copilot, Claude Code, and OpenAI Codex can write valid GemBox code when enabled with our gembox-skill.

Resources

Product	Compatible and additional computed target framework versions.
.NET	net5.0 was computed. net5.0-windows was computed. net6.0 was computed. net6.0-android was computed. net6.0-ios was computed. net6.0-maccatalyst was computed. net6.0-macos was computed. net6.0-tvos was computed. net6.0-windows was computed. net7.0 was computed. net7.0-android was computed. net7.0-ios was computed. net7.0-maccatalyst was computed. net7.0-macos was computed. net7.0-tvos was computed. net7.0-windows was computed. net8.0 was computed. 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.
.NET Core	netcoreapp2.0 was computed. netcoreapp2.1 was computed. netcoreapp2.2 was computed. netcoreapp3.0 was computed. netcoreapp3.1 was computed.
.NET Standard	netstandard2.0 is compatible. netstandard2.1 was computed.
.NET Framework	net461 was computed. net462 is compatible. net463 was computed. net47 was computed. net471 was computed. net472 was computed. net48 was computed. net481 was computed.
MonoAndroid	monoandroid was computed.
MonoMac	monomac was computed.
MonoTouch	monotouch was computed.
Tizen	tizen40 was computed. tizen60 was computed.
Xamarin.iOS	xamarinios was computed.
Xamarin.Mac	xamarinmac was computed.
Xamarin.TVOS	xamarintvos was computed.
Xamarin.WatchOS	xamarinwatchos was computed.

Compatible target framework(s)

Included target framework(s) (in package)

Learn more about Target Frameworks and .NET Standard.

.NETFramework 4.6.2
- BouncyCastle.Cryptography (>= 2.4.0)
- Microsoft.Bcl.Numerics (>= 9.0.0)
- Pkcs11Interop (>= 5.1.1)
- System.Buffers (>= 4.6.0)
- System.Runtime.CompilerServices.Unsafe (>= 6.1.0)
- System.Text.Json (>= 8.0.5)
- System.ValueTuple (>= 4.5.0)
.NETStandard 2.0
- Microsoft.Bcl.Numerics (>= 9.0.0)
- Pkcs11Interop (>= 5.1.1)
- Portable.BouncyCastle (>= 1.9.0)
- System.Buffers (>= 4.6.0)
- System.Runtime.CompilerServices.Unsafe (>= 6.1.0)
- System.Text.Encoding.CodePages (>= 6.0.0)
- System.Text.Json (>= 8.0.5)

NuGet packages (1)

Showing the top 1 NuGet packages that depend on GemBox.Email:

Package	Downloads
GemBox.Bundle GemBox.Bundle is a package of .NET components for processing spreadsheets, documents, presentations, email messages, and images (XLSX, DOCX, PPTX, PDF, MSG, and PNG) from .NET applications. With GemBox.Bundle you get fast and reliable components that are easy to use and don't depend on Microsoft Office or Adobe Acrobat. They require only .NET so you can deploy your applications without having to think about other licenses.	3.7M

Package

Downloads

GemBox.Bundle

GemBox.Bundle is a package of .NET components for processing spreadsheets, documents, presentations, email messages, and images (XLSX, DOCX, PPTX, PDF, MSG, and PNG) from .NET applications. With GemBox.Bundle you get fast and reliable components that are easy to use and don't depend on Microsoft Office or Adobe Acrobat. They require only .NET so you can deploy your applications without having to think about other licenses.

3.7M

GitHub repositories

This package is not used by any popular GitHub repositories.

Version	Downloads	Last Updated
2026.2.100	146	2/2/2026
2026.1.100	1,559	1/2/2026
2025.12.101	2,523	12/5/2025
2025.11.100	7,472	11/5/2025
2025.10.100	7,642	10/2/2025
2025.9.101	8,577	9/4/2025
2025.8.103	7,847	8/13/2025
2025.7.102	13,706	7/2/2025
2025.6.102	13,528	6/14/2025
2025.5.102	8,326	5/7/2025
2025.4.103	16,769	4/4/2025
2025.3.103	9,863	3/11/2025
2025.2.103	21,486	2/14/2025
2025.1.103	8,507	1/24/2025
17.0.1274	12,072	12/5/2024
17.0.1263	14,318	11/4/2024
17.0.1255	203,152	10/8/2024
17.0.1250	20,046	9/5/2024
17.0.1242	14,565	8/13/2024
17.0.1234	9,443	7/5/2024
17.0.1226	12,158	6/7/2024
17.0.1214	10,979	5/7/2024
17.0.1201	9,870	4/6/2024
17.0.1194	9,855	3/4/2024
17.0.1192	7,918	2/13/2024
17.0.1185	8,739	1/15/2024
17.0.1178	1,483,342	12/8/2023
17.0.1169	15,293	11/16/2023
17.0.1163	18,311	10/21/2023
17.0.1147	27,487	9/5/2023
17.0.1138	9,539	8/4/2023
17.0.1133	11,196	7/7/2023
17.0.1125	10,748	6/12/2023
17.0.1113	14,330	5/9/2023
17.0.1099	7,430	4/5/2023
17.0.1089	18,032	3/10/2023
17.0.1064	12,286	2/3/2023
17.0.1056	10,456	1/3/2023
17.0.1045	8,022	12/14/2022
17.0.1024	8,947	11/9/2022
17.0.1013	14,607	10/12/2022
17.0.1009	6,403	9/6/2022
17.0.1000	8,277	8/12/2022
15.0.1153	31,579	7/21/2022
15.0.1143	12,723	6/10/2022
15.0.1134	6,442	4/21/2022
15.0.1124	33,150	3/9/2022
15.0.1116	477,927	2/1/2022
15.0.1106	6,903	1/5/2022
15.0.1100	14,159	12/6/2021
15.0.1096	9,383	11/8/2021
15.0.1086	14,190	10/1/2021
15.0.1080	8,234	8/26/2021
15.0.1076	14,505	6/17/2021
15.0.1073	7,213	5/14/2021
15.0.1064	14,740	3/9/2021
15.0.1056	8,005	2/9/2021
15.0.1049	10,182	1/18/2021
15.0.1039	11,956	11/5/2020
15.0.1036	5,709	10/19/2020
15.0.1029	7,768	9/14/2020
15.0.1026	26,914	6/26/2020
15.0.1021	6,069	5/22/2020
15.0.1014	11,113	3/17/2020
15.0.0.1006	16,798	12/3/2019
15.0.0.1000	5,948	11/7/2019
13.0.0.1046	21,310	12/3/2019
13.0.0.1042	6,604	9/23/2019
13.0.0.1039	7,755	6/7/2019
13.0.0.1036	7,119	5/8/2019
13.0.0.1033	8,343	4/3/2019
13.0.0.1030	6,285	2/4/2019
13.0.0.1027	6,424	1/2/2019
13.0.0.1022	46,933	11/8/2018
13.0.0.1019	6,397	9/25/2018
13.0.0.1012	12,372	7/16/2018
13.0.0.1008	13,340	5/4/2018
13.0.0.1003	6,643	4/4/2018
13.0.0.1000	7,958	3/7/2018
11.3.30.1042	8,194	5/6/2019
11.3.30.1041	9,274	5/4/2018
11.3.30.1037	7,365	4/4/2018
11.3.30.1034	6,915	1/22/2018
11.3.30.1027	9,548	11/13/2017
11.3.30.1016	7,485	8/16/2017
11.3.30.1012	6,774	6/2/2017
11.3.30.1010	6,453	3/21/2017
11.3.30.1007	6,753	12/6/2016
11.3.30.1002	6,741	8/25/2016
11.3.30.1001	6,549	3/23/2016
11.3.30.1000	6,566	2/16/2016

Fixed issue with invalid header content in PopClient.
Fixed issue with header parameter that has left parenthesis on its name in EML reader.
Fixed issue with error identification when server returns 550 in MailAddressValidator.Validate.