Carboy 0.6.0 is an open source Python nano-blog built by Tom Meagher using the Flask microframework, Twitter's Bootstrap CSS, the PostgreSQL database, and hosted on Heroku.
Want to help? If you have a great idea for a feature or you spot a bug, please file a ticket so I can address it.
If you'd like to trade homebrewed beer, I'm up for that too. Just ping me on Twitter, where I'm @ultracasual.