Solenopsis started as just a simple ant migration tool to help deploy to Salesforce. Since it's inception, it has grown to include other salesforce related tools. The current version of Solenopsis can be used via it's Python wrapper to do full unattended deploys to both sandboxes and production environments.
The developers of Solenopsis can be found on Freenode in #salesforce
Problems with the tool can be filed in the issues section of github
Questions can also be emailed to solenopsis@deadlypenguin.com
Given at Dreamforce in 2012 the presentation discusses how Red Hat does Continuous Integeration & Deployment. This includes sandbox structure and Solenopsis with Jenkins.
Given at the Feburary 2012 Raleigh Developer Group Meetup, the presentation discusses the uses of Sloggly.