Top 20 NuGet help Packages

Swagger Generator extension for ASP.NET Core APIs built using conventional routing
Simple request helper for HTTP requests.
This package allows you to deploy the Sandcastle Help File Builder tools inside of a project to build help files without installing the tools manually such as on a build server. Some limitations apply. You will also need to install the reflection data set packages that you need for your projects.
Middleware to expose an embedded version of the swagger-ui 3 from an ASP.NET Core application
Extends Swashbuckle 2.18.7 with added error handling
Seamlessly adds a Swagger to WebApi projects! Compiled for .NET 4.5 and up. This helps with mono compatability and does not require any assembly redirects.
Lightweight Live Chat / Live Support app for supporting website visitors using SignalR and no database. Single folder install.
Swagger Generator for API's built on ASP.NET Core
Middleware to expose Swagger JSON endpoints from Azure Function APIs built on ASP.NET Core
Seamlessly adds a Swagger to WebApi projects!
Middleware to expose Swagger JSON endpoints from API's built on ASP.NET Core
Some simple CSV-tools to improve your applications
Owin Middleware to generate WebApi help pages without dependencies on MVC or System.Web. Great for self hosted WebApi. Razor is used for the documentation templates to make it easy to customize. Based on Yao's example http://goo.gl/0YMkKq
Swagger Generator for API's built on ASP.NET Core
Allows developers expose their API endpoints to that they can be imported into postman
Extends Swashbuckle with OData v4 support! Supports both WebApi and OData controllers!
Seamlessly adds a Swagger to WebApi projects!
Middleware to expose Swagger JSON endpoints from API's built on ASP.NET Core
Provides custom attributes that can be applied to controllers, actions and models to enrich the generated Swagger
Tool used to generate .dll-Help.xml help files for binary PowerShell modules from XML Doc comments. Licensed under the terms of the new 3-clause BSD license.