Optional 4.0.0

Optional is a robust option/maybe type for C#.

There is a newer prerelease version of this package available.
See the version list below for details.
Install-Package Optional -Version 4.0.0
dotnet add package Optional --version 4.0.0
<PackageReference Include="Optional" Version="4.0.0" />
For projects that support PackageReference, copy this XML node into the project file to reference the package.
paket add Optional --version 4.0.0
The NuGet Team does not provide support for this client. Please contact its maintainers for support.
#r "nuget: Optional, 4.0.0"
For F# scripts that support #r syntax, copy this into the source code to reference the package.


This package has no dependencies.

NuGet packages (61)

Showing the top 5 NuGet packages that depend on Optional:

Package Downloads
DEPRECATED: Optional.Extensions has been replaced by more specific packages. Check out Optional.Collections, Optional.Utilities etc. Extended functionality for Optional.
Async extensions for Nils Lück's Optional library.
Useful Optional extensions for working with collections.
Various useful functionality for Optional.
Extension methods galore

GitHub repositories (3)

Showing the top 3 popular GitHub repositories that depend on Optional:

Repository Stars
An open source, git-ops, zero-trust secret encryption and decryption solution for Kubernetes applications
Grace is a feature rich dependency injection container library
A RealWorld application implemented using the Dev Adventures .NET Core template and functional programming.

Version History

Version Downloads Last updated
5.0.0-alpha 50,364 2/5/2019
4.0.0 1,145,458 2/1/2018
4.0.0-rc 4,695 10/15/2017
3.2.0 148,074 10/1/2016
3.1.0 4,190 4/17/2016
3.0.0 2,316 12/13/2015
2.2.0 13,524 4/26/2015
2.1.0 2,214 2/12/2015
0.2.0 886 2/3/2015
0.1.7 133,679 1/9/2015
0.1.6 757 12/29/2014
0.1.5 796 12/9/2014
0.1.0 880 12/8/2014