CrustJSONEncoder is a JSON encoder for Ruby on Rails.

Gateway OMQ data to Cassandra

Encryption providers for crypt_keeper

Enables the encryption of specific ActiveRecord attributes.

Validations for Non Active Record Models

if ssconvert from gnumeric is installed it can convert xls and xlsx as well (single sheet)

A gem to import CSV files' content into a PostgreSQL or MySQL database. It is respectively based on PostgreSQL COPY and MySQL LOAD DATA INFILE which are designed to be as fast as possible.

A ruby gem to export all records of any model to a xls file

Gives Hash the ability to be turned into csv files

Import and export a CSV file in a very easy and simple way

CsvOmg easily lets you map CSV to objects. Inspired by happymapper.

Effortlessly print enumerables as CSV.

Simple wrapper to process csv's with a pipeline of testable processors.

csv-query

CsvWizard provides a simple framework to import CSV files into Rails models. It supports required fields, default values, row-level validation, and hooks for pre- and post-processing.

If you do not want to setup foreign keys with cascade and ActiveRecord's dependent is too slow for your big database, this is what you are looking for.

Export CSV data to database

An ActiveRecord job queueing system

A console music library explorer and player

Simple record tagging