The JitPreloader has the ability to send notifications when N+1 queries occur to help guage how problematic they are for your code base and a way to remove all of the commons explicitly or automatically

Build complex rules, serialize them as JSON, and execute them in ruby. See http://jsonlogic.com

Finding time-consuming database queries for ActiveRecord-based Rails Apps

Rails signed form security

Starscope is a code indexer, search and navigation tool for Ruby, Golang, and JavaScript. Inspired by the extremely popular Ctags and Cscope utilities, Starscope can answer a lot of questions about a lot of code.

Copper is a tool to validate configuration files

ChromeRemote is a client implementation of the Chrome DevTools Protocol in Ruby

Ruby's favorite feed auto-discovery tool

This is a simple and easy-to-use Jenkins Pipeline generator with features focused on automating Job & Pipeline creation from the YAML files checked-in with your application source code

Kubernetes client library for Ruby

A simple gem to more elegantly place a staging server or other in-progress application behind a basic codeword. It’s easy to implement, share with clients/collaborators, and more beautiful than the typical password-protection sheet.

A gem with tools for machine learning.

Pippi is a utility for locating suboptimal Ruby class API usage.

Adds simple HTML snippets into Prawn-generated PDFs. All elements are layouted vertically using Prawn's formatting options. A major use case for this gem is to include WYSIWYG-generated HTML parts into server-generated PDF documents.

Simple Emoji picker for your app

An interface for creating feature-driven operations.

Tools to help you develop Zendesk Apps.

Provides easy way to match browser user agent string with specified set of rules (from browserslist tool)

This Gem provides a simple way to query ClickHouse databases using the HTTP interface.

Official Ruby library for the DeepL language translation API (v2). For more information, check this: https://www.deepl.com/docs/api-reference.html