New Hash methods from 2.4/2.5 and well as Hash convenience methods from the future

HashSerializers.

HashStore store RubyHash into Redis as JSON. Automatically add redis commands(GET,SET,DEL,EXITS) methods to your class. HashStore was designed to work with ActiveRecord, but also work with Non-ActiveRecord Class.

A Ruby DSL and parser for converting hashes into trees of data objects.

Utility hash functions.

Set schemas to convert hashes/json from different sources to ActiveRecord models

Call 'objectify my_hash' to add accessor methods to my_hash based on the keys currently in the has.

Fast hash unnesting

warning duplicate hash key for HashWithIndifferentAccess

The hashy_validator gem provides the HashyArrayValidator, a custom Active Model validator designed to validate arrays of hashes within ActiveRecord model attributes. Utilizing the HashValidator gem, on top of hash_validator gem. The gem includes a comprehensive test suite using the minitest frame...

Zip two or more Hashes

Gem to assist with the display of imgix images

HasJwtToken provides JWT autheticationfor models which are kean to use `has_secure_password`in Rails app. It allows find resource by some identificatorand password of by JWT token itself.

Logging your ActiveRecord model, and supply useful methods.

An ActiveRecord plugin that combines an ordered habtm-like association with optional redis caching.

A key/value store solution for Rails apps with bloated tables

parent.children.where.not(id: self.id), extended to n parents

HasStateMachine uses ruby classes to make creating a finite state machine in your ActiveRecord models a breeze.

Harness for locally testing streaming Hadoop jobs written in Ruby

For those pesky times when has_many just isn't specific enough.