Basic serializers

Use a given JSON and fields names to generate a CSV.

This gem provides a simple API for multiple storage backends. Supported storages: Amazon S3 and FileSystem.

Create SVG sprites using SVG links.

Simple captcha based on plain text questions.

Retrieve time objects by time windows (e.g. TimeWindow.call('5m') will round minutes to multiples of 5).

Touch a parent's collection on ActiveRecord.

Password Validators including Dropbox ZXCVBN algorithim

A simple serializer implementation.

Create and verify signed urls. Supports expiration time.