If you not sure, think a little about using of Yandex Kassa instead :)

PseudoKiosk gives the ability to limit access to the application during workflows which involve physically passing a device with elevated permissions to an unknown or untrusted user.

Amazon sidebar for the Publify blogging system.

Core engine for the Publify blogging system, formerly known as Typo.

Code text filter sidebar for the Publify blogging system.

Youtube text filter sidebar for the Publify blogging system.

Engine for publishing multiple sites from a centralized hub.

Template for generating new DLS Rails applications.

Pulse meter toolbox

Pundit is a lightweight authorization gem. But, in complex Rails apps, it can be difficult to determine why authorization failed, or which policies are involved in a request. pundit_logger adds logging during many Pundit events to your Rails application logs.

XAPI statements generator and publisher to LRS for Pupilfirst

Push ActiveModel changes to Backbone Collections and Models though a Faye Pub/Sub server.

Rails engine to manage device tokens and push messaging.

Apartment allows Rack applications to deal with database multitenancy through ActiveRecord

A set of RESTFul API methods to return information from beanstalk as well as control some behavior.

Provides HL7/MDS inbound services to a Rails application.

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...

LtiProvider is a mountable engine for handling the LTI launch and exposing LTI parameters in your rails app.

CanvasOauth is a mountable engine for handling the oauth workflow with canvas and making api calls from your rails app.

A simple DSL to generate QuickBooks IIF file