Some interesting extensions to your favorite ruby object types

Coupler is a (JRuby) desktop application designed to link datasets together

Lets you verify that cells in a CSV files match formats you expect

Painless csv export in Ruby on Rails

Provides a controller action and views for uploading, mapping and importing data from a csv

This validator is intended to be run on csv files that are updated and received on a regular basis. It allows you to specify required headers the following data restrictions: columns that must be unique, columns that must be restricted to certain values, or columns that can't allow nil values. This gem checks that the newly received file is consistent with the specified 'csv schema'. This frees you form having to manually check that the new file has not changed and reduces the possibility that an unnoticed change will cause any subsequent analyses to be incorrect.

Gem that helps with structuring CSV content

This is a tool to create SQlite database from a CSV file.

This gem generates configurable grids for Rails applications

Uses fastercsv to scan a few lines of a CSV and create a schema with ActiveRecord. It does the actual file load with MySQL LOAD DATA.

Gem for checking data sanity

Agile Interface on top of SQL Databases

Ruby codebase for creating payment batch files for DCAS, uploading them, and receiving response files from DCAS.

eagleclaw is a small library to help build screen-scrapers

An engine for enabling managed content, including articles, blogs, FAQs and glossaries.

ActiveWarehouse ETL is a pure Ruby Extract-Transform-Load application for loading data into a database.

Provides various extensions to the Rails ActiveRecord adapters.

Detect outliers in high-dimension data sets using the FASTOUT algorithm by Foss et. al

Forgeos Core provide users, libraries and administration rights and roles based management

Track your time locally, offline, using this simple tool.