The owner has unlisted this package. This could mean that the package is deprecated or shouldn't be used anymore.
Install-Package CloudflareSolver -Version 1.4.1
dotnet add package CloudflareSolver --version 1.4.1
<PackageReference Include="CloudflareSolver" Version="1.4.1" />
For projects that support PackageReference, copy this XML node into the project file to reference the package.
paket add CloudflareSolver --version 1.4.1
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