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A DSL for building fun, high-performance DNS servers.

Build realtime Ruby web applications. Created by the fine folks at Poll Everywhere.

The Ruby gem for querying Maxmind.com's GeoIP database, which returns the geographic location of a server given its IP address

Artificial Intelligence for Ruby - A Ruby playground for AI researchers

Implementation of the Trello API for Ruby

Securely search encrypted database fields

📫 Rails Engine to preview emails in the browser

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

Frogatto & Friends is an action-adventure game, starring a certain quixotic frog.

The open source Meme Search Engine and Finder. Free and built to self-host locally with Python, Ruby, and Docker.

A framework for creating e-books from Markdown using Ruby. Using the Prince PDF generator, you'll be able to get high quality PDFs. Also supports EPUB, Mobi, Text and HTML generation.

🎨 The Ruby 2D gem

Jump start your Rails development with Le Wagon best practices

SchemaPlus provides a collection of enhancements and extensions to ActiveRecord

Database constraints made easy for ActiveRecord.

Terminal output styling with intuitive and clean API.

Ruby library for Pusher Channels HTTP API

Pipal, THE password analyser

Opinionated rails application templates.

:cake: Version Cake is an unobtrusive way to version APIs in your Rails or Rack apps

Tracking made easy: Don’t fool around with adding tracking and analytics partials to your app and concentrate on the things that matter.

Upsert on MySQL, PostgreSQL, and SQLite3. Transparently creates functions (UDF) for MySQL and PostgreSQL; on SQLite3, uses INSERT OR IGNORE.

xlsx generation with charts, images, automated column width, customizable styles and full schema validation. Axlsx excels at helping you generate beautiful Office Open XML Spreadsheet documents without having to understand the entire ECMA specification. Check out the README for some examples of how easy it is. Best of all, you can validate your xlsx file before serialization so you know for sure that anything generated is going to load on your client's machine.

The Internet's first Poetry API

Kanban 看板 is a Trello clone in Rails and Backbone.js

The wise choice for Ruby memoization

A set of tools to make the Sorbet typechecker work with Ruby on Rails seamlessly.

API boilerplate project for Ruby on Rails 8

A fist full of code metrics

Shopify’s Ruby Style Guide