Popular Ruby Gems projects

Validations for Active Storage (presence)

A complete, standalone view rendering system that gives you everything you need to write well-factored view code

Ruby interface to the VMware vSphere API

Rails internals: application bootup, plugins, generators, and rake tasks.

Rack compatible HTTP router for Ruby and Hanami

🔮 A Ruby wrapper for the original OAuth 1.0 / 1.0a spec.

Actionable code coverage - detects untested code blocks in recent changes

YARD is a documentation generation tool for the Ruby programming language.
It enables the user to generate consistent, usable documentation that can be
exported to a number of formats very easily, and also supports extending for
custom Ruby constructs such as custom class level definitions.

Email on Rails. Compose, deliver, and test emails using the familiar controller/view pattern. First-class support for multipart email and attachments.

Official AWS Ruby gem for Amazon Simple Email Service (Amazon SES). This gem is part of the AWS SDK for Ruby.

Complete, fast and testable actions for Rack and Hanami

This gem is used to get quickly started with the Shopify API

Puma integration for Capistrano 3

RuboCop rules for detecting and autocorrecting undecorated strings for i18n (gettext and rails-i18n)

Attach cloud and local files in Rails applications.

Official AWS Ruby gem for Amazon Simple Queue Service (Amazon SQS). This gem is part of the AWS SDK for Ruby.

Amazon S3 output plugin for Fluentd event collector

The Database Toolkit for Ruby

Upload files in your Ruby applications, map them to a range of ORMs, store them on different backends.

This gem is used by GitHub to render any fancy markup such as Markdown,
Textile, Org-Mode, etc. Fork it and add your own!

Track and debug errors in your Ruby applications with ease using Rollbar. With this gem, you can easily monitor and report on exceptions and other errors in your code, helping you identify and fix issues more quickly. Rollbar's intuitive interface and advanced error tracking features make it the perfect tool for ensuring the stability and reliability of your Ruby applications.

High-performance, asynchronous structured logging that replaces the Rails logger.

Output plugin to ship logs to a Grafana Loki server

Receive and process incoming emails in Rails applications.

WebMock allows stubbing HTTP requests and setting expectations on HTTP requests.