April 22, 2009 Rack::Bug debugging toolbar in four minutes Here’s a quick screencast demonstrating Rack::Bug, a new Rack middleware for inspecting requests to any Rack-compatible web application. Download the screencast (12 MB, 4:00) The source is on GitHub. It ships with nine panels: Rails Info Resource Usage Rack Env SQL AR Objects Memcached Templates Log Memory Usage ./script/plugin install git