factory_bot provides a framework and DSL for defining and using factories - less error-prone, more explicit, and all-around easier to work with than fixtures.

gives something like the functionality of libwww-perl (LWP) in Ruby

A plain-Ruby implementation of GraphQL.

factory_bot_rails provides integration between factory_bot and Rails 6.1 or newer

Track changes to your models, for auditing or versioning. See how a model looked at any stage in its lifecycle, revert it to any version, or restore it after it has been destroyed.

New Relic is a performance management system, developed by New Relic, Inc (http://www.newrelic.com). New Relic provides you with deep information about the performance of your web application as it runs in production. The New Relic Ruby agent is dual-purposed as a either a Gem or plugin, hosted on https://github.com/newrelic/newrelic-ruby-agent/

Common interface for Ruby's HTTP libraries

An unobtrusive ruby authentication library based on ActiveRecord.

This gem is used by GitLab to render any non Markdown markup

Go faster, off the Rails

Rack::Cache is suitable as a quick drop-in component to enable HTTP caching for Rack-based applications that produce freshness (expires, cache-control) and/or validation (last-modified, etag) information.

Use Vite in Ruby and bring joy to your JavaScript experience

OpenID Connect extension for Doorkeeper.

Fast date/time parser with customisable formats, timezone and I18n support.

Minitest integration for mutant

A fake filesystem. Use it in your tests.

Gradual Typing for Ruby

Ruby gem for GitLab security report JSON schemas

A server that stores and returns pact files generated by the pact gem. It enables head/prod cross testing of the consumer and provider projects.

write_xlsx is a gem to create a new file in the Excel 2007+ XLSX format.