sequel based dsl to migrate data from a legacy database to a new home

Rake task to check validity of column types and values.

Library for ingesting, analyzing and normalizing datasets in various formats

Get dataset metadata in a consistent format - no matter what you throw at it

The Datalab gem implements a lightweight interface to the Datalab API. The Datalab API can convert a number of document formats, including PDF, Word and Powerpoint to Markdown. In addition in offers sophisticate OCR, layout and line detection for documents an images.

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.

Data generation using yml files from different sources. This was originally forked from faker and ffaker gem respecetively.

A magical extract, transform, load (ETL) library for data integration.

Implements the DataMapper pattern for you.

collection of datamapper related extensions. mostly needed to run within rails. the restful transactions is around filter for rails actions if needed to control such transaction on per action base otherwise use the rack extension from rack-datamapper. datamapper store is a session store for rails which uses datamapper as persistent layer and is just a wrapper around the datamapper session store from rack-datamapper. the generators produces datamapper models for your rails application.

Maps data to another structure through a mapping

Mask user data like names in a quick and deterministic way

This Ruby extension implements a DataMatrix encoder for Ruby. It is typically used to create semacodes, which are barcodes, that contain URLs. This encoder does not create image files or visual representations of the semacode. This is because it can be used for more than creating images, such as rendering semacodes to HTML, SVG, PDF or even stored in a database or file for later use.

Manage dynamic data used for test input and output management.

Run and track data migrations through ActiveRecord tasks and ActiveJob workers.

Using machine learning, create generative models based on your data alone. Applications span from prediction to imputation and compression. This build specifically leverages time series. NOTE: Since version 1.0.0 we're production-ready! :)

Extends String with datamuse functions. Datamuse https://www.datamuse.com/api/ is an open api described as a word-finding query engine for developers.

Your gem for taking a nap.

Library for reading and writing data packages

DataPaths is a library to manage the paths of directories containing static-content across multiple libraries. For example, DataPaths can manage the `data/` directories of multiple RubyGems, in much the same way RubyGems manages the paths of `lib/` directories using `$LOAD_PATH`.