A module that adds notification support to the Project Jellyfish API

Jetel - Custom made ETL for specific needs

Basic review and ratings facility for Spree

Jigsaw Engine

Fetches data from JIRA and caches it in a local database.

Gem for ActiveJob extensions

An Open Source Manufacturing Execution System

A Rails gem that provides Japanese address completion and validation based on Japan Post postal code CSV data. Supports address lookup by postal code, prefix search, and address/postal code consistency validation.

Some helpers to work with jQuery tablesorter and Ruby on Rails.

Rails I18n library for ActiveRecord model/data translation using PostgreSQL's jsonb datatype. Translations are stored directly in the model table rather than shadow tables.

JsonColumn is a simple HashWithIndifferentAccess with a ._schema method. It makes it easier to deal with json, jsonb postgresql column. It provide validation with josn-schema

https://github.com/DenDos/json-defaults

A common argument against STI in rails is that the tables eventually get cluttered with class specific columns. By keeping all subtype specific attrs in json, you completely avoid table bloat while keeping all the advantages of AR and a relational database

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Description of Jumpstarter.

Scheduler for recpt1 recorder using Syoboi Calendar

KAF Processor

Skip unlucky numbers for ActiveRecord surrogate key

Add API keys to a Ruby on Rails application

Open source children's ministry platform. Mountable Rails Engine with React/Vite frontend, Rodauth-powered passwordless auth, and bidirectional Planning Center Online sync.