Handle seeding like migrating

selectable_attr_rails makes possible to use selectable_attr in rails application

Selection list management and form and view helpers. Manages one table to hold all selections items/dropdown lists ( tree ). Dynamic lookup to find parent or children ( eg. Selection.priorities ). Form helper to display lists ( eg. f.selections :priorities ). Handling of archived items ( displaying if selected only ).

A validation library for ActiveRecord models that allows introspection (User.name_is_required?) and supports database normalization (aka "form input cleaning").

SemanticCrawler is a ruby library that encapsulates data gathering from different sources. Currently microdata from websites, country information from Freebase, Factbook and FAO (Food and Agriculture Organization of the United Nations), crisis information from GDACS.org and geo data from LinkedGeoData are supported. Additional the GeoNames module allows to get Factbook and FAO country information from GPS coordinates.

Is an Action Mailer adapter for using SendGrid in a Rails application

Easy management of SEO Metatags for your ActiveRecord models

A plugin for the Sequel gem to sync data to Elasticsearch.

Super simpler object mapper built on Sequel (http://sequel.jeremyevans.net/) and using the repository pattern http://martinfowler.com/eaaCatalog/repository.html

Sequel-based session middleware for Rack 2.0+

Generates scoped, threadsafe sequences for ActiveRecord models

Rails attribute serialization into yaml, json, xml and with ruby marshal.

Sermepa is a spanish payments gateway

Simple rails engine to add payments to your web application using sermepa standard web tpv

A Rails Engine to prompt the user when their session is about to timeout and allow them to extend it.

The simplest way to handle the primary or default flag to your models.

Adds a global key-value-store to Rails applications and allows adding typed columns to model classes without having to change the database layout.

A framework for building hypermedia driven APIs with sinatra and sequel.

Scalable distributed append-only data store

Shiftzilla is a tool for providing historical reports based on Bugzilla data