Simple REST and HTTP API Client for .NET
Fluent URL builder and testable HTTP client for .NET
Easy-to-use typesafe REST API client library for .NET Standard 1.1 and .NET Framework 4.5 and higher, which is simple and customisable. Inspired by Refit
A modern async HTTP client for REST APIs. Its fluent interface lets you send an HTTP request and parse the response in one go.
Http Library for C#
Beautiful REST API design with ASP.NET Core and Ion
Http Client for .NET Standard with fluent APIs which are intuitive, easy to use and also highly extensible.
Unirest in .NET: Simplified, lightweight HTTP client library.