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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

Securely search encrypted database fields

Implementation of the Trello API for Ruby

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

📫 Rails Engine to preview emails in the browser

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

🐳 Web Interface for the Docker Registry HTTP API V2 written in Ruby on Rails.

🎨 The Ruby 2D gem

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.

a rails app that generates Bootstrap color scheme from an image

SchemaPlus provides a collection of enhancements and extensions to ActiveRecord

A macOS app for submitting radars

Database constraints made easy for ActiveRecord.

Terminal output styling with intuitive and clean API.

Ruby library for Pusher Channels HTTP API

Hackershare is a powerful social bookmarking service and a knowledge-sharing community, with advanced search and tag management feature

ENiGMA½ BBS Software

Pipal, THE password analyser

Fine-grained concurrency for Ruby

Opinionated rails application templates.

The Internet's first Poetry API

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

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.

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.

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

Rails Engine for the GDPR compliance

The open-source tool for creating 3D models

Shopify’s Ruby Style Guide