Born out of frustration with current Ruby deployment practices.<p>Capistrano is a workhorse, but if you combine it with rvm and bundler, you're in for a treat.<p>git-deploy works pretty well, but it's still not seamless and you end up having to work around it too often for my taste.<p>heroku solves the deployment process bang on.<p>This command-line utility brings the same heroku-style deploys convenience to a regular VPS, {cloud-provider} instance or even bare metal (if you're that hard core).