Search the RKD (Netherlands Institute for Art History) API for artists

Ruby OpenID Test Server (ROTS) provides a basic OpenID server made in top of the Rack gem. With this small server, you can make dummy OpenID request for testing purposes, the success of the response will depend on a parameter given on the URL of the authentication request.

We're all used to tools that enforce _total_ coverage numbers, but this gem tries for something different. Instead of keeping your whole project above some threshold, we treat the coverage of _each class_ as a testable quality and then enforce that coverage as part of the test suite!

A drop-in replacement for RSpec's built-in JSON formatter that adds structured test failure data, making it easy to programmatically analyze test results.

An httpbin like Rack module for Rspec

Create traces from RSpec tests using OpenTelemetry or your own tracing library

Divides string into substrings based on a delimiter (starting from right), returning an array of these substrings.

A Rubocop/StandardRB plugin providing automated Rubocop foot-rake feedback to AI coding agents.

Hint's shared Rubocop style guide

RuboCop Styles and Configuration for ItsMyCargo.

A collection of custom RuboCop cops that enforce best practices from the RSpec style guide, including context structure, testing patterns, and FactoryBot usage.

Code style checking for Stamped Ruby repositories, based on RuboCop

RuboCop configuration for Ruby projects at Vnda

Ruby gem providing RubyGems and Ruby version information via MCP server tools. Integrates with Cursor IDE via Model Context Protocol.

An addon for Ruby LSP that enables linting with reek

Simple and minimalist ruby implementation of some common monads

A library for consuming and serving OpenID identities.

Ruby UI is a UI Component Library for Ruby developers. Built on top of the Phlex Framework.

Bidirectional russian transliteration library

A Ruby wrapper for rustywind, a CLI utility for sorting Tailwind CSS classes