Ruby/NTLM HTTP provides NTLM authentication over http.

HTTP request signing and validation library with support for header signing and multiple backends.

Caldecott HTTP/Websocket Tunneling Library

Pinch makes it possible to download a specific file from within a ZIP file over HTTP 1.1.

A build notifier server for Jenkins CI that controls an XFD over HTTP

HTTP request porofication

VoxImplant.com HTTP API client

Riot + HTTParty smoke testing framework. You'd use it for integration testing with real HTTP requests and responses

Ruby REST client for internal service architecture

Ruby API wrapper for ducksboard realtime dashboard using HTTParty

Middleware that provides both file extension and HTTP_ACCEPT-type content negotiation for Rack applications

A Ruby client for the RESTful HTTP APIs provided by the Preservation Catalog API.

This library uses HTTParty to provide simple, reliable access to the MyWoWArmory API. Good for building reporting scripts and simple apps. Note that this library does not support the complete MyWoWArmory API at this time. See Features/Issues below for details.

GET, POST, PUT, DELETE, with something around. A HTTP client Ruby gem, with conditional GET, basic auth, and more.

Splunk output plugin (HTTP Event Collector) for Fluentd event collector

TwitterAuth is a Rails plugin gem that provides Single Sign-On capabilities for Rails applications via Twitter. Both OAuth and HTTP Basic are supported.

A ruby wrapper around Shushu's HTTP API.

Rack-based, Passenger-compatible, with pretty URLs and simple HTTP API for managing content

Ruby HTTP client with streaming support for GZIP compressed streams and chunked transfer encoding. Also includes extensible OAuth support for Adobe and Twitter streaming APIs.

The OpenBEL API provides a RESTful API over HTTP to manage BEL knowledge.