Handles application errors and model validations

JsonApi::Parameters allows you to easily translate JSON:API compliant parameters to a structure expected by Rails.

provides soft delete. Kakurenbo is a re-implementation of paranoia and acts_as_paranoid for Rails4 and 3. implemented a function that other gems are not enough. The usage of the Kakurenbo is very very very simple. Only add `deleted_at`(datetime) to column. Of course you can use `acts_as_paranoid`.In addition, Kakurenbo has many advantageous.

a chatbot framework based on rails

Engine for smoke tests and base classes

Model.validates { presence_of :name }

Japanese postal code tools.

A gem for easily using read replicas

Tools for using GitHub's 'Scientist' library with ActiveRecord, for those of us not operating apps at ROFLscale

lentil supports the harvesting of images from Instagram and provides several browsing views, mechanisms for sharing, tools for users to select their favorite images, an administrative interface for moderating images, and a system for harvesting images and submitting donor agreements in preparation of ingest into external repositories. Built according to the principles of 'responsive design, lentil is designed for use on mobile devices, tablets, desktops, and larger screens. This project is extracted from the My #HuntLibrary project at NCSU Libraries.

Liquor is a template system based on well-defined, strongly dynamically typed language which is fun to use and easy to debug.

A Javascript loader function to load page specific code for Rails apps.

Mountable Rails Engine for viewing paginated logs from a browser

Better Stack Rails integration

Mailhopper stores your application's emails in an ActiveRecord queue for asynchronous delivery. Use Mailhopper in combination with a delivery agent such as DelayedMailhopper.

Rails plugin, send and preview email with GOV.UK Notify

Web UI for MailyHerald - Email processing solution for Ruby on Rails applications

An active record mention system developed using ruby on rails applying domain driven design and test driven development principles.

Easily compile HTML into Rails views for Mithril.

A documentation formatting tool. Mizuho converts Asciidoc input files into nicely outputted HTML, possibly one file per chapter. Multiple templates are supported, so you can write your own.