Really? Another Sinatra URL Shortener in Ruby? March 28, 2010 One minute read Ruby • sinatra • urls • shortening • base62 With my recent interest in Sinatra I decided to make some us of it and write a URL shortener service for with it. This also gave me an excuse to polish up my DataMapper skills a bit. ~ Now, it’s finished! I put the app on http://github.com/ariejan/firefly. Feel free to fork! Not sure if it works? Try this: http://aj.gs/2 Questions? Please use the comments!