unobtrusive_flash takes your flash messages for the backend and automagically passes them to the frontend via HTTP cookies. This works with both regular page loads and AJAX requests, does not tamper with the page body and requires about 3 extra lines of code in your app - how's that for unobtrusive?

HTTP client to ABBYY Cloud API

Rack middleware for declaratively setting the HTTP ContentSecurityPolicy (W3C CSP Level 2/3) security header to help prevent against XSS and other browser based attacks.

EventMachine-based HTTP server

EventMachine-based HTTP request client

Ruby HTTP interface

Google Play Store APIs use the ProtoBuf (Protocol Buffers) format for HTTP/HTTPS responses. This gem will parse the response into usable Ruby objects.

The Open Financial eXchange standard uses XML-based documents to transfer data around. This gem implements an object model and serializer for those documents, leaving the Request / Response HTTP-based parts of the specification well alone

Sign HTTP requests with a local SSH keypair for verification on the server against a list of authorized_keys

Simple gem that extends Rails `request.remote_ip` to default to Cloudflare's `HTTP_CF_CONNECTING_IP` header.

An HTTP framework for micro-services based environment, build on top of Typheous and Service Jynx

A tiny module for interacting with JSON HTTP APIs

Adds PURGEDOMAIN to Net::HTTP for domain-level cache purging requests.

Fetches HTTP responses as batch requests concurrently

Monkeypatching Net::HTTP to use em-http-request under the hood.

simple windows psexec style script to execute commands on windows hosts over https

Ruby HTTP Errors

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

renders a 204, preventing errors being generated.

Middleware to tell Sentry the real IP of our HTTP clients.