We're on discord at http://sca.la/typeleveldiscord (Please do not use threads)

Echo is a high performance, extensible, minimalist web framework for Go

MockServer is a mock HTTP server that enables easy mocking of any system you integrate with via HTTP or HTTPS (i.e. services, web sites, etc) with clients written in Java, JavaScript and Ruby. MockServer also includes a proxy that introspects all proxied traffic including encrypted SSL traffic and supports Port Forwarding, Web Proxying (i.e. HTTP proxy), HTTPS Tunneling Proxying (using HTTP CONNECT) and SOCKS Proxying (i.e. dynamic port forwarding).

Simplified HTTP request client.

Guzzle is a PHP HTTP client and framework for building RESTful web service clients

Feign makes writing java http clients easier

An HTTP library for Rust

Python HTTP Requests for Humans™.

Unirest in Java: Simplified, lightweight HTTP client library.

Lightweight, scriptable browser as a service with an HTTP API

A blockchain-based DNS + HTTP server that fixes HTTPS security, and more!

Promise-based Wrapper for Simple HTTP Requests built on top of Bluebird and Request

HTTPie: a CLI, cURL-like tool for humans

Very lightweight HTTP server using Lwt or Async

An HTTP proxy library for Go

API testing tool

An interactive SSL-capable intercepting HTTP proxy for penetration testers and software developers. We primarily use Slack - head over to http://slack.mitmproxy.org/

WireMock.Net is a flexible library for stubbing and mocking web HTTP responses using requests matching criteria.

Simple HTTP Request Library for Node.js - Changelog: http://bit.ly/unirest-node-changelog

HTTP API for Pelias Geocoder

Unirest in PHP: Simplified, lightweight HTTP client library.

The boss of http auth.

Javascript HTTP Live Streaming realtime converter and player

GetEVO Community: https://github.com/getevo/evo

Unirest in Python: Simplified, lightweight HTTP client library.

https://boostgsoc14.github.io/boost.http/

HTTP client written in Common Lisp

A light HTTP framework for Rust

Mock, Test & Track HTTP Requests and Responses.

Unirest in Objective-C: Simplified, lightweight HTTP client library.

Unirest in Ruby: Simplified, lightweight HTTP client library.

RESTful HTTP client for JavaScript

Checks a site's HTTP status

HTTP Request snippet generator for many languages & libraries

The sorta-official libevhtp chat.

Webmachine, the HTTP toolkit (in Ruby)

Pegasus.lua is a http server to work with web applications written in Lua language.

a modern HTTP web server index for Apache httpd, lighttpd, nginx and Cherokee

Mock HTTP requests on the server side in your PHP unit tests

Promise-based Wrapper for Simple HTTP Requests built on top of Bluebird and Request

Mock 'http' objects for testing Express routing functions

HTTP adapter contract

Mock behaviour of HTTP(s) / REST / SOAP services

Yet Another HTTP client for Elixir powered by hackney

AngularJS module for decrytion/encryption of json in http requests/responses

A HTTP JSON REST API for Seneca entities

Ajax with less suck - (and node.js HTTP client to match)

Unirest in .NET: Simplified, lightweight HTTP library.

A .Net API for the Neo4j HTTP Transactional Endpoint

HTTP server faking library