Microsoft.Extensions.Configuration.EnvironmentVariables 9.0.4

Prefix Reserved
There is a newer prerelease version of this package available.
See the version list below for details.
dotnet add package Microsoft.Extensions.Configuration.EnvironmentVariables --version 9.0.4
                    
NuGet\Install-Package Microsoft.Extensions.Configuration.EnvironmentVariables -Version 9.0.4
                    
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="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="9.0.4" />
                    
For projects that support PackageReference, copy this XML node into the project file to reference the package.
<PackageVersion Include="Microsoft.Extensions.Configuration.EnvironmentVariables" Version="9.0.4" />
                    
Directory.Packages.props
<PackageReference Include="Microsoft.Extensions.Configuration.EnvironmentVariables" />
                    
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 Microsoft.Extensions.Configuration.EnvironmentVariables --version 9.0.4
                    
#r "nuget: Microsoft.Extensions.Configuration.EnvironmentVariables, 9.0.4"
                    
#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.
#addin nuget:?package=Microsoft.Extensions.Configuration.EnvironmentVariables&version=9.0.4
                    
Install Microsoft.Extensions.Configuration.EnvironmentVariables as a Cake Addin
#tool nuget:?package=Microsoft.Extensions.Configuration.EnvironmentVariables&version=9.0.4
                    
Install Microsoft.Extensions.Configuration.EnvironmentVariables as a Cake Tool

About

Environment variables configuration provider implementation for Microsoft.Extensions.Configuration. This package enables you to read configuration parameters from environment variables. You can use EnvironmentVariablesExtensions.AddEnvironmentVariables extension method on IConfigurationBuilder to add the environment variables configuration provider to the configuration builder.

How to Use

The following example shows how to read application configuration from environment variables.

using System;
using Microsoft.Extensions.Configuration;

class Program
{
    static void Main()
    {
        // Build a configuration object from environment variables
        IConfiguration config = new ConfigurationBuilder()
            .AddEnvironmentVariables()
            .Build();
        
        // Read configuration values
        Console.WriteLine($"Server: {config["Server"]}");
        Console.WriteLine($"Database: {config["Database"]}");
    }
}

Additional Documentation

Feedback & Contributing

Microsoft.Extensions.Configuration.EnvironmentVariables is released as open source under the MIT license. Bug reports and contributions are welcome at the GitHub repository.

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 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 is compatible.  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. 
.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.

NuGet packages (1.1K)

Showing the top 5 NuGet packages that depend on Microsoft.Extensions.Configuration.EnvironmentVariables:

Package Downloads
Microsoft.Extensions.Hosting

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Implementation for higher level API for confidential client applications (ASP.NET Core and SDK/.NET).

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Version Downloads Last updated
10.0.0-preview.3.25171.5 793 4/10/2025
10.0.0-preview.2.25163.2 8,357 3/18/2025
10.0.0-preview.1.25080.5 10,775 2/25/2025
9.0.4 137,931 4/8/2025
9.0.3 2,008,679 3/11/2025
9.0.2 3,396,800 2/11/2025
9.0.1 3,832,625 1/14/2025
9.0.0 9,708,339 11/12/2024
9.0.0-rc.2.24473.5 107,565 10/8/2024
9.0.0-rc.1.24431.7 68,726 9/10/2024
9.0.0-preview.7.24405.7 44,746 8/13/2024
9.0.0-preview.6.24327.7 46,596 7/9/2024
9.0.0-preview.5.24306.7 32,479 6/11/2024
9.0.0-preview.4.24266.19 33,928 5/21/2024
9.0.0-preview.3.24172.9 115,766 4/11/2024
9.0.0-preview.2.24128.5 48,989 3/12/2024
9.0.0-preview.1.24080.9 67,698 2/13/2024
8.0.0 140,133,818 11/14/2023
8.0.0-rc.2.23479.6 199,129 10/10/2023
8.0.0-rc.1.23419.4 128,902 9/12/2023
8.0.0-preview.7.23375.6 71,509 8/8/2023
8.0.0-preview.6.23329.7 85,021 7/11/2023
8.0.0-preview.5.23280.8 69,418 6/13/2023
8.0.0-preview.4.23259.5 276,419 5/16/2023
8.0.0-preview.3.23174.8 122,791 4/11/2023
8.0.0-preview.2.23128.3 50,135 3/14/2023
8.0.0-preview.1.23110.8 106,441 2/21/2023
7.0.0 94,788,325 11/7/2022
7.0.0-rc.2.22472.3 149,043 10/11/2022
7.0.0-rc.1.22426.10 79,555 9/14/2022
7.0.0-preview.7.22375.6 65,302 8/9/2022
7.0.0-preview.6.22324.4 62,432 7/12/2022
7.0.0-preview.5.22301.12 48,423 6/14/2022
7.0.0-preview.4.22229.4 57,269 5/10/2022
7.0.0-preview.3.22175.4 54,347 4/13/2022
7.0.0-preview.2.22152.2 32,866 3/14/2022
7.0.0-preview.1.22076.8 28,230 2/17/2022
6.0.2 172,199 11/12/2024
6.0.1 167,768,309 2/8/2022
6.0.0 71,729,048 11/8/2021
6.0.0-rc.2.21480.5 430,300 10/12/2021
6.0.0-rc.1.21451.13 278,045 9/14/2021
6.0.0-preview.7.21377.19 141,183 8/10/2021
6.0.0-preview.6.21352.12 49,263 7/14/2021
6.0.0-preview.5.21301.5 43,249 6/15/2021
6.0.0-preview.4.21253.7 36,152 5/24/2021
6.0.0-preview.3.21201.4 91,971 4/8/2021
6.0.0-preview.2.21154.6 68,570 3/11/2021 6.0.0-preview.2.21154.6 is deprecated because it is no longer maintained.
6.0.0-preview.1.21102.12 75,676 2/12/2021 6.0.0-preview.1.21102.12 is deprecated because it is no longer maintained.
5.0.0 133,033,814 11/9/2020 5.0.0 is deprecated because it is no longer maintained.
5.0.0-rc.2.20475.5 157,067 10/13/2020 5.0.0-rc.2.20475.5 is deprecated because it is no longer maintained.
5.0.0-rc.1.20451.14 260,929 9/14/2020 5.0.0-rc.1.20451.14 is deprecated because it is no longer maintained.
5.0.0-preview.8.20407.11 41,906 8/25/2020 5.0.0-preview.8.20407.11 is deprecated because it is no longer maintained.
5.0.0-preview.7.20364.11 50,740 7/21/2020 5.0.0-preview.7.20364.11 is deprecated because it is no longer maintained.
5.0.0-preview.6.20305.6 29,900 6/25/2020 5.0.0-preview.6.20305.6 is deprecated because it is no longer maintained.
5.0.0-preview.5.20278.1 20,560 6/10/2020 5.0.0-preview.5.20278.1 is deprecated because it is no longer maintained.
5.0.0-preview.4.20251.6 41,882 5/18/2020 5.0.0-preview.4.20251.6 is deprecated because it is no longer maintained.
5.0.0-preview.3.20215.2 21,353 4/23/2020 5.0.0-preview.3.20215.2 is deprecated because it is no longer maintained.
5.0.0-preview.2.20160.3 58,220 4/2/2020 5.0.0-preview.2.20160.3 is deprecated because it is no longer maintained.
5.0.0-preview.1.20120.4 26,445 3/16/2020 5.0.0-preview.1.20120.4 is deprecated because it is no longer maintained.
3.1.32 2,508,714 12/13/2022
3.1.31 707,791 11/8/2022
3.1.30 1,204,768 10/11/2022
3.1.29 398,796 9/13/2022
3.1.28 675,128 8/9/2022
3.1.27 377,550 7/12/2022
3.1.26 384,589 6/14/2022
3.1.25 741,179 5/10/2022
3.1.24 454,056 4/11/2022
3.1.23 1,143,262 3/8/2022
3.1.22 9,150,165 12/14/2021
3.1.21 1,881,442 11/7/2021
3.1.20 1,162,516 10/11/2021
3.1.19 1,095,575 9/14/2021
3.1.18 2,391,418 8/10/2021
3.1.17 1,748,872 7/13/2021
3.1.16 2,279,134 6/8/2021
3.1.15 3,202,464 5/11/2021
3.1.14 3,228,261 4/6/2021
3.1.13 3,367,442 3/9/2021
3.1.12 2,740,660 2/9/2021
3.1.11 4,598,238 1/12/2021
3.1.10 7,350,440 11/9/2020
3.1.9 9,686,110 10/13/2020
3.1.8 12,344,504 9/8/2020
3.1.7 8,102,873 8/11/2020
3.1.6 16,462,347 7/14/2020
3.1.5 14,229,384 6/9/2020
3.1.4 7,635,357 5/12/2020
3.1.3 16,580,156 3/24/2020
3.1.2 14,093,478 2/18/2020
3.1.1 11,440,291 1/14/2020
3.1.0 25,089,661 12/3/2019
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3.1.0-preview1.19506.1 17,617 10/15/2019 3.1.0-preview1.19506.1 is deprecated because it is no longer maintained.
3.0.3 335,129 2/18/2020 3.0.3 is deprecated because it is no longer maintained.
3.0.2 750,734 1/14/2020 3.0.2 is deprecated because it is no longer maintained.
3.0.1 1,297,871 11/18/2019 3.0.1 is deprecated because it is no longer maintained.
3.0.0 16,535,514 9/23/2019 3.0.0 is deprecated because it is no longer maintained.
3.0.0-rc1.19456.10 22,040 9/16/2019 3.0.0-rc1.19456.10 is deprecated because it is no longer maintained.
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3.0.0-preview7.19362.4 40,332 7/23/2019 3.0.0-preview7.19362.4 is deprecated because it is no longer maintained.
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3.0.0-preview.19074.2 29,378 1/29/2019 3.0.0-preview.19074.2 is deprecated because it is no longer maintained.
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2.2.4 72,249,464 4/9/2019 2.2.4 is deprecated because it is no longer maintained.
2.2.0 118,632,855 12/3/2018 2.2.0 is deprecated because it is no longer maintained.
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2.2.0-preview2-35157 100,186 9/12/2018 2.2.0-preview2-35157 is deprecated because it is no longer maintained.
2.2.0-preview1-35029 37,667 8/22/2018 2.2.0-preview1-35029 is deprecated because it is no longer maintained.
2.1.1 261,188,435 6/18/2018
2.1.0 153,637,572 5/29/2018
2.1.0-rc1-final 275,743 5/6/2018 2.1.0-rc1-final is deprecated because it is no longer maintained.
2.1.0-preview2-final 398,778 4/10/2018 2.1.0-preview2-final is deprecated because it is no longer maintained.
2.1.0-preview1-final 302,872 2/26/2018 2.1.0-preview1-final is deprecated because it is no longer maintained.
2.0.2 10,544,785 5/7/2018 2.0.2 is deprecated because it is no longer maintained.
2.0.1 7,751,146 3/13/2018 2.0.1 is deprecated because it is no longer maintained.
2.0.0 35,078,131 8/11/2017 2.0.0 is deprecated because it is no longer maintained.
2.0.0-preview2-final 125,975 6/28/2017 2.0.0-preview2-final is deprecated because it is no longer maintained.
2.0.0-preview1-final 66,615 5/10/2017 2.0.0-preview1-final is deprecated because it is no longer maintained.
1.1.2 8,893,131 5/9/2017 1.1.2 is deprecated because it is no longer maintained.
1.1.1 5,576,594 3/6/2017 1.1.1 is deprecated because it is no longer maintained.
1.1.0 4,509,939 11/16/2016 1.1.0 is deprecated because it is no longer maintained.
1.1.0-preview1-final 39,806 10/24/2016 1.1.0-preview1-final is deprecated because it is no longer maintained.
1.0.2 79,225,927 3/6/2017 1.0.2 is deprecated because it is no longer maintained.
1.0.1 3,369,362 12/12/2016 1.0.1 is deprecated because it is no longer maintained.
1.0.0 15,681,789 6/27/2016 1.0.0 is deprecated because it is no longer maintained.
1.0.0-rc2-final 156,755 5/16/2016 1.0.0-rc2-final is deprecated because it is no longer maintained.
1.0.0-rc1-final 490,481 11/18/2015 1.0.0-rc1-final is deprecated because it is no longer maintained.