GeoJSON Diff takes two GeoJSON files representing the same geometry (or geometries) at two points in time, and generates three GeoJSON files represented the added, removed, and unchanged geometries.

A collection of ETL tools and patterns for mysql and elasticsearch.

ActiveRecord like interface to read only access and query static YAML files

A utility that uses Git to install and remove your Vim plugins.

A tool for documenting API endpoints.

A set of patches for mikel's mail gem. With this, you can easily send and receive mails with ISO-2022-JP enconding (so-called 'JIS-CODE').

Godmin is an admin framework for Rails 5+. Use it to build dedicated admin sections for your apps, or stand alone admin apps such as internal tools.

Slate is a Jekyll theme for GitHub Pages

An implementation of the HyperLogLog set cardinality estimation algorithm in Ruby using Redis as a back-end

MVC Framework for Building Command Line Apps

Project creation, dev server, testing, building for uki apps

Convert HTML to Markdown

A utility that adds class based enum functionality to ActiveRecord attributes

cppjieba binding for ruby

Rake Task Manager For Ruby © Jim Weirich

WebDriver-backed Watir

Podcasting Publishing Extension for Jekyll

Rails builder for creating tables and calendars inspired by ActionView's FormBuilder.

Something small for process management

SVMKit is a machine learninig library in Ruby. SVMKit provides machine learning algorithms with interfaces similar to Scikit-Learn in Python. SVMKit supports Linear / Kernel Support Vector Machine, Logistic Regression, Linear Regression, Ridge, Lasso, Factorization Machine, Naive Bayes, Decision Tree, AdaBoost, Random Forest, K-nearest neighbor algorithm, K-Means, DBSCAN, Principal Component Analysis, and Non-negative Matrix Factorization. Note that the SVMKit has been deprecated and has been renamed to Rumale.

The easiest way to check how many times a URL has been shared on Reddit, Digg, Twitter, Facebook, LinkedIn, GoogleBuzz and StumbleUpon!

PRM (Package Repository Manager) is an Operating System independent Package Repository tool. It allows you to quickly build Debian and Yum Package Repositories. PRM can sync local repositories to S3 compatible object storage systems.

A handy dandy way to avoid using #accepts_nested_attributes_for

HTTP and server side cache integration for Grape and Rails

Paperclip processor that is aware of the faces detected on the image so that they don't get cropped or aren't shown too small while generating the thumbnails

A fast Atom Syndication and Publication API based on libxml

A library for bulk inserting data using ActiveRecord.

A real-time Redis monitoring tool written in Ruby

Adds the ability to pull random records from ActiveRecord

Peas is an open source Heroku-style PaaS written in Ruby and using Docker

Compiled binaries for Metasploit's Meterpreter

OAuth 2.0 strategies for Warden

Memoize method return values

Terminal UI framework

Arproxy is a proxy between ActiveRecord and database adapter

A simple universally unique ID generation library.

A client library to send and retrieve workout, weight, and diet data from fitbit.com

GeoIP C API

This rails plugin not only runs "EXPLAIN" before each of your select queries in development, but provides a small DIV in the rendered output of each page with the summary of query warnings that it analyzed.

A Neo4j OGM (Object-Graph-Mapper) for Ruby heavily inspired by ActiveRecord.

A library for converting various objects into `Money` objects.

Random data generator

ActiveAdmin chat plugin

Extend Ruby on Rails ActiveRecord with Neo4j nodes. Keep RDBMS and utilize the power of Neo4j queries. Originally by @elado.

LDAP authentication for humans

The PubNub Real-Time Network. Build real-time apps quickly and scale them globally.

Gush is a parallel workflow runner using Redis as storage and ActiveJob for executing jobs.

rdoc generator html with javascript search index.

Sereal encoder/decoder (https://github.com/Sereal/Sereal)

Create data structures in Ruby using idomatic 'DSL' constructs. Free yourself of metaprogramming madness, write nice APIs and decouple the implementation from it!

Trestle is a modern, responsive admin framework for Ruby on Rails.

Crawl web sites easily using ruby recipes, with caching and nokogiri.

Moxy is a mock (programmable) proxy

Log in as another user in Rails

csvreader - read tabular data in the comma-separated values (csv) format the right way (uses best practices out-of-the-box with zero-configuration)

Chronic is a natural language date/time parser written in pure Ruby.

Test Rails generators with RSpec

Build Xcode projects using Rake

Kitchenplan is a small tool to fully automate the installation and configuration of an OSX workstation (or server for that matter) using Chef. But while doing so manually is not a trivial undertaking, Kitchenplan has abstracted away all the hard parts.

git extention command for issue tracker system.

Calculate National Holidays of Japan after 1948

Debugging toolbar for Rack applications implemented as middleware. Based on logical-insight and rack-bug.

Ancestry allows the records of a ActiveRecord model to be organized in a tree structure, using the materialized path pattern. It exposes the standard relations (ancestors, parent, root, children, siblings, descendants) and allows them to be fetched in a single query. Additional features include named scopes, integrity checking, integrity restoration, arrangement of (sub)tree into hashes and different strategies for dealing with orphaned records.

Capistrano recipe for a deployment workflow based on git tags

User agent parser

The DNSimple API client for Ruby.

GitLab triage automation project.

An awesome nested set implementation for Active Record

A Batch API plugin that provides a RESTful syntax, allowing clients to make any number of REST calls with a single HTTP request.

Easy deployment of Middleman sites to Github Pages

OpenTracing Ruby Platform API

An Action Dispatch session store backed by an Active Record class.

The Alien device to convert Markdown and Textile files to HTML or PDF.

The HMFAYSAL OMEGA Jekyll theme

This is a heavily modified fork of http://github.com/defunkt/colored gem, with many sensible pull requests combined. Since the authors of the original gem no longer support it, this might, perhaps, be considered a good alternative. Simple gem that adds various color methods to String class, and can be used as follows: require 'colored2' puts 'this is red'.red puts 'this is red with a yellow background'.red.on.yellow puts 'this is red with and italic'.red.italic puts 'this is green bold'.green.bold << ' and regular'.green puts 'this is really bold blue on white but reversed'.bold.blue.on.white.reversed puts 'this is regular, but '.red! << 'this is red '.yellow! << ' and yellow.'.no_color! puts ('this is regular, but '.red! do 'this is red '.yellow! do ' and yellow.'.no_color! end end)

This is a bot for 37 Signals’ Campfire chat service.

Translatable columns for Rails 4.2 or better, stored in the model table itself.

Validations mixin for Ruby objects and support for Lotus

HTML + CSS + Javascript = awesome presos

SQL input/output plugin for Fluentd event collector

Simple Emoji picker for your app

FFI wrapper for libpsl

Darwinning provides tools to build genetic algorithm solutions using a Gene, Organism, and Population structure.

Capistrano tasks for automatic and sensible unicorn + nginx configuraion. Enables zero downtime deployments of Rails applications. Configs can be copied to the application using generators and easily customized. Works *only* with Capistrano 3+. For Capistrano 2 try version 0.0.8 of this gem: http://rubygems.org/gems/capistrano-nginx-unicorn

ActiveRecord backend for Delayed::Job, originally authored by Tobias Lütke

BreadcrumbsOnRails is a simple Ruby on Rails plugin for creating and managing a breadcrumb navigation for a Rails project.

Sane client side ruby front end

MineStat polls Minecraft server data such as version, motd, current players, and max players using a variety of programming languages.

This Ruby on Rails gem allows you to easily add Growl-like notifications to your application using a jQuery plugin called 'gritter'.

Fluentd Filter plugin to add information about geographical location of IP addresses with Maxmind GeoIP databases.

Pivotal Tracker Command Line Interface

A simple utility to manage VMware Fusion VMs from the command line

A Jekyll boilerplate theme designed to be a starting point for any Jekyll website. Rather than starting from scratch, this boilerplate is designed to get the ball rolling immediately.

Program in Ruby writing in Italian. Yay!

Dashing Contrib aims to make templates plugins easy to maintain and contribute

If you're using the cool FBSnapshotTestCase to test your iOS view logic, awesome! Even better if you have continuous integration, like on Travis, to automate running those tests! Wouldn't it be awesome if we could upload the failing test snapshots somewhere, so we can see exactly what's wrong? That's what this project is going to do. Once it's finished.

Docker + Rails + Mac + Dev = <3

Full-Featured Elasticsearch Ruby Client with a Chainable DSL

Ruby wrapper for Telegram's Bot API