Super easy to use (but lots of dependencies :/) parser

CSV Object-relational mapping for Ruby

Cubicle provides a dsl and aggregation caching framework for automating the generation, execution and caching of map reduce queries when using MongoDB in Ruby. Cubicle also includes a MongoMapper plugin for quickly performing ad-hoc, multi-level group-by queries against a MongoMapper model.

Add <%= grouped_features %> to your cucumber.yml and get your cucumber features divided into groups. Useful for parallel test running. e.g in Semaphore CI

Useful command line tool for Japanese battle heroine Pretty Cure (Precure).

A view layer for your Rails apps that separates structure and logic, using Handlebars templates. Strongly inspired by Curly Template gem by Daniel Schierbeck.

Simple REST API for the CyberSource Global Payments Platform

Small library for adding service layer to Rails projects

A light-weight approach to creating and managing daemons in an object-oriented way. Supports any type of daemon, but provides additional support for consuming AMQP queues.

A danger.systems plugin for your markdown TOC.

Datadog instrumentation for ActiveSupport::Notifications

Datatrans Integration for Ruby on Rails

How many years, months and days are there between two dates

A web-based DB GUI for MySQL, Postgres, SQLite, etc.

Dead Simple CMS is a library for modifying different parts of your website without the overhead of having a fullblown CMS. The idea with this library is simple: provide an easy way to hook into different parts of your application (not only views) by defining the different parts to modify in an ea...

Decanter aims to reduce complexity in Rails controllers by creating a place for transforming data before it hits the model and database.

Use decent_exposure with decorators (e.g. Draper)

Detect keyboard mashing and other junk in your data.

A tool to display deprecations in a simple way on a single HTML page.

conversion from complexy write params to a json blob that an AR model can consume