Top 20 NuGet graphiql Packages

GraphiQL available as middleware for ASP.NET Core
An elegant and simple way to declare your queries and mutations.
This is an implementation 'Graphiql' as a ASP.NET Core MiddleWare to easily add a UI for your GraphQL endpoint (http://github.com/graphql-dotnet/).
GraphiQLAuth available as middleware for ASP.NET Core