Databasebacked

Kumbia is a full-stack framework written in PHP for developing database-backed web applications according to the Model-View-Control pattern and other patterns as ActiveRecord and TemplateView. Optimized for programmer productivity. Platforms: PHP

Route-Me is an open source map library that runs natively on iOS. It's designed to look and feel much like the inbuilt iOS map library, but it's entirely open, and works with any map source. Currently, OpenStreetMap, Microsoft VirtualEarth, CloudMade, OpenAerialMap, OpenCycleMap, SpatialCloud,... Platforms: Mac