AMQP-HTTP compliant Server for Rack applications

an api for spotify, based on jotify

Writes versioned, bundled and minified javascript files and dependencies

Shared configuration for cooperative middleware.

Namespace and Selectively Execute Javascript

Easy to use, framework-agnostic set of methods useful for integrating JSON:API in your project.

Automatically respond to JSON::API requests

Generate HTTP Client from JSON Schema.

Asynchronous (EventMachine) JSON-RPC 2.0 over HTTP client.

A lightweight Ruby web framework.

it said optional

Kontrast is a testing tool that lets you build a frontend test suite to run against your test and production websites. It uses Selenium to take screenshots and ImageMagick to compare them. Kontrast then produces a detailed gallery of its test results.

A "control plane" for Microservices "service mesh".

Lanyon is a good friend of Jekyll, the static site generator, and transforms your website into a Rack application.

Implements the W3C Linked Data Patch Format and operations for RDF.rb. Makes use of the SPARQL gem for performing updates.

A really simple pagination library, heavily based on the agnostic branch of will_paginate

Lennarb provides a lightweight yet robust solution for web routing in Ruby, focusing on performance and simplicity.

An ActiveSupport cache store that uses the C-based libmemcached client through Evan Weaver's Ruby/SWIG wrapper, memcached. libmemcached is fast, lightweight, and supports consistent hashing, non-blocking IO, and graceful server failover.

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Ruby client library for Litmus Instant API, provides the simplest way to capture instant email previews in real clients from Ruby.