Handful collection of fnuctions and classes that helps debug you app. It's my personal gem. If you're a put debugger like me you're going to like it.

Generate ZUGFeRD/Factur-X/XRechnung/Peppol/FatturaPA compliant invoices with a simple API

Uses wkhtmltopdf to create PDFs using HTML(Windows-compatible)

Run code on only a certain number of Heroku dynos, isolated

FasterCSV is great and all but when you get to 100mb files it takes a while and you may only be looking for certain records that match some criteria, enter theman

TheMask provides functionality for the purposes of data mining.

Add support for multiple color themes in your Rails app. Themer uses CSS variables to make your apps themes truly dynamic and changeable on the fly.

The metric system is an international decimalised system of measurement, first adopted by France in 1791.

With themify you can handle multiple themes and generate css and js files

Flexible and modular validations for ActiveRecord models

Moderate fields of a model or its associations

Provides a simple, easy to use interface for the Movie Database API.

then is fork for method chain

Implement the Ruby 2.6 alias for #yield_self

Helps when upgrading legacy systems by finding gems for a given date.

Ruby Neural Network implementation using backpropagation and gradient descent for training

ザ・ノイジーズのポッドキャスト用Rubyクライアント

Automatically use the correct CocoaPods version for your project.

A library to manage editorial objects used in the Open Journals' review process

Ruby integrations for theoldreader API