upnp provides the tools you need to build an app that runs in a UPnP environment. This is a pre-release gem and is subject to substantial change.

Add some nice ActiveModel/ActiveRecord validators.

Ruby bindings to create, list and manage vCloud servers

This extension provides an interface for the admin to upload new themes, publish it to the spree store, modify the theme layout accordingly and later download it.

This gem provides request authentication via [HMAC](http://en.wikipedia.org/wiki/Hmac). The main usage is request based, noninteractive authentication for API implementations. Two strategies are supported that differ mainly in how the authentication information is transferred to the server: O...

A Ruby interface to WhatsApp Enterprise API.

A Rails grid plugin to create grids with sorting, pagination, and filters generated automatically based on column types. The contents of the cell are up for the developer, just like one does when rendering a collection via a simple table. WiceGrid automates implementation of filters, ordering, pa...

Provides a wrapper to generate XML sitemaps and sitemap indexes.

Extensible Metadata Platform (XMP) parser extracts metadata from JPEG and TIFF image files. It also supports parsing raw XML files containing XMP.

A Ruby wrapper for accessing Yammer's REST API

Description of Connect.

A Ruby client library for ably.io realtime messaging

ActionSubscriber is a DSL that allows a rails app to consume messages from a RabbitMQ broker.

A custom validation for your Active Model that check if an array is included in another one

ActiveRecordDistinctOn adds support for `DISTINCT ON` to ActiveRecord. At the time of this writing, PostgreSQL is the only database which supports this syntax; however, this gem has been written with database independence in mind so that if another Arel visitor adds support for `Arel::Nodes::Dist...

An ActiveRecord extension providing convenience methods for timestamp management.

Support for Postgres Notify/Listen

This gem extends ActiveRecord::Base to add automatic updating of created_by and updated_by attributes of your models in much the same way that the ActiveRecord::Timestamp module updates created_(at/on) and updated_(at/on) attributes.

Provides a form helper to make it easy to make drag and drop file upload fields that work with Rails' Active Storage.

acts_as_account implements double entry accounting for Rails models. Your models get accounts and you can do consistent transactions between them. Since the documentation is sparse, see the transfer.feature for usage examples.