The PHP language has a built-in http_build_query() function that creates a URL-encoded string that is a representation of multi-dimensional datatypes. This gem provides a mostly-congruent method in Ruby for dealing with PHP-based HTTP applications that expect parameters in this format.

Backport https://github.com/rails/rails/pull/33829 to older Rails

Htio - a modern HTTP client for Ruby

ruby ping gem for only http pings and also returns duration

HTTP front-end to Store::Digest

Enables rendering of the body of an HTTP response from inside a functional test. This makes it easy to diagnose problems when building assert_select statements or just sanity check the output of the test.

Manages persistent connections using Net::HTTP plus a speed fix for Ruby 1.8. It's thread-safe too! Using persistent HTTP connections can dramatically increase the speed of HTTP. Creating a new HTTP connection for every request involves an extra TCP round-trip and causes TCP congestion avoidance negotiation to start over. Net::HTTP supports persistent connections with some API methods but does not handle reconnection gracefully. Net::HTTP::Persistent supports reconnection and retry according to RFC 2616.

Koala is a lightweight, flexible Ruby SDK for Facebook. It allows read/write access to the social graph via the Graph API and the older REST API, as well as support for realtime updates and OAuth and Facebook Connect authentication. Koala is fully tested and supports Net::HTTP and Typhoeus connections out of the box and can accept custom modules for other services.

Another HTTP ruby client

Allow the color and animation settings to be changed on an Ambient Ord or Beacon - http://www.ambientdevices.com/developer/OrbWDK.pdf. This code uses the Ambient HTTP developer interface.

A HTTP library inspired by Python requests module

Lanaya provide a easy way to let you debug HTTP requests.

s3-list-buckets shows the names and (optionally) location constraints of your S3 buckets. Options are available to control display of location constraint and json output. Respects $https_proxy.

Uses HTTP to connect to Credly

When required, HTTPAutorec enables VCR (with WebMock) and all HTTP requests are cached in ./http_autorec_cache by default. You can temporarily enable it without modifying your code, like this: `ruby -rhttp_autorec your_script.rb`.

faraday-based http client for interacting with Google CloudPrint & other

Metrics monitor via HTTP

Script that parses HTTP responses and strips emails from mailto links

Tardy HTTP responses

NononoSender for HTTP