Shortener is a Rails Engine Gem that makes it easy to create and interpret shortened URLs on your own domain from within your Rails application. Once installed Shortener will generate, store URLS and "unshorten" shortened URLs for your applications visitors, all whilst collecting basic usage metrics.

PunchingBag is a hit counting and simple trending engine for Ruby on Rails

Add analytics to any app, quickly, robustly, and accurately. Define events and their properties in a single, simple .yml file. Plus: Get valuable campaign attribution, and best-practices learned across dozens of projects, to streamline the collection of clean, usable, reliable product and user data.