Validate commonly used attributes easily with ActiveValidation.

Allow to store ActiveModel validations in ORM.

Create Rails active record style validation in your non-Rails app

ActiveVersion is a language-agnostic versioning library that unifies three core use cases: translations (locale-based), revisions/drafts (workflow snapshots), and audits (change tracking).

ActiveVersioning serializes attributes when records are saved and allows for version and draft management.

ActiveVersioning Workflow provides the tools necessary for version workflow in ActiveAdmin.

ActiveVlc provides a convenient DSL to build VLC transcoding and/or streaming pipelines

Simple, efficient, and extensible webhooks for Ruby, including: Rate Limits, Cryptographic Signatures, Asynchronous Delivery, Buffered Delivery, Versioning.

ActiveSupport based Object Oriented API represents week

ActiveWindowX is a gem to observe an active window on Linux (X Window System).

Work with local and remote worksheets like ActiveRecord/ActiveResource models.

Wraps ActiveRecord and Logger for use in non-Rails environments

Wraps ActiveRecord and Logger for use in non-Rails environments

Gem provides a number of methods to easily move through xmls

Redis and database based activity stream in Rails 3 applications

Create an incremental activities feed applying a feedable role to Models

An activity logger for rails 5 that provides view helpers to render basic format of activity.

Activity Provider for store data of education in LRS (Learning Record Store) based on xAPI specification https://github.com/adlnet/xAPI-Spec/blob/master/xAPI.md

Activity Streams system by Fotonauts.

Small wrapper for act-on's api