See http://www.openannotation.org/spec/core/

Provides utility classes, helpers and decorators to the AWS Ruby SDK v2

ActiveCampaign REST API

Charting toolset that integrates into ActiveRecord and ActionView for fast, easy business intelligence and data visualization on any Rails app. Uses inline SVG wherever possible for best performance on the web. Javascript is used only when absolutely necessary.

ActiveEncryption transparently encrypt (and decrypt!) attributes with ActiveSupport::MessageEncryptor

An extension for Active Model to encourage implementing entity.

XML and RDF datastreams for ActiveFedora

ActiveFedora library to allow use of RELS-INT to track RDF assertions about datastreams via a similar api to the ActiveFedora RELS-EXT implementation

DB and GIT synchronization via ActiveRecord and GitWrapper

ActiveHistory tracks and logs changes to your ActiveRecord models and relationships for auditing in the future.

Simple use case interactor for Rails apps based on ActiveModel

Monitor, track, and retry ActiveJob executions. Provides a dashboard UI, job history, and failure management.

Kubernetes integration to Rails apps via Rake tasks

Framework for business logic classes in a Ruby on Rails application

ActiveMatrix is a comprehensive Rails-native Matrix SDK that enables developers to build sophisticated multi-agent bot systems and real-time communication features. This gem provides deep Rails integration with ActiveRecord models, state machines for bot lifecycle management, multi-tiered memory ...

EveryPay gateway for Active Merchant

Metrics based on ActiveSupport::Notifications

Common validations for ActiveModel

Enqueue background jobs from model classes

This gem has been renamed active_model_jobs.