Delegate an ActiveModel attribute and all its meta methods to another model.

Effective values for rails model attributes using a default value from a model method or I18n string

Encrypts/Decrypts, with key rotation, attributes on classes, using RbNaCl (libsodium).

provides Hash based attribute accessor macro

Macros for creating boolean attribute methods

Lazy attribute coercion

Easy and flexible Ruby value objects.

Provides a Ruby module that can be extended by a class in order to provide class methods for defining attributes. Attributable automatically generates accessor, equality, hash and inspect methods.

A gem for adding attr_boolean to objects, assigning by various 'falsey' values

Allows step change for attributes.

Extends ActiveRecord attributes with a `:choices` pseudo-type that provides convenient methods for mapping each choice to its human readable form.

Apply types to attributes for use in form_for, etc.

Simple and fast module for named arguments in model initializers

A String class, but with attributes marking data at specific ranges.

Turns a dot-accessible class attribute to an enum (a.k.a bytefield).

Builds macros to automatically manipulate your models' attributes.

Provides auto-serialization of simple Ruby types that databases do not support, such as symbols and classes.

Provides shortcut for transforming attributes into a StringInquirer

A matcher for testing object attributes.

Specific normalizers that we commonly use in our apps