I think CodeDeploy is quite an undervalued AWS tool. It's a combination of Puppet for server config and Heroku-style deploys. Together with AutoScaling it makes

I think CodeDeploy is quite an undervalued AWS tool. It's a combination of Puppet for server config and Heroku-style deploys. Together with AutoScaling it makes it trivial to set up any number of identical servers, without relying on custom AMIs or recovery.