If only apps released their source code more often..but you could look at open source apps: http://maniacdev.com/2010/06/35-open-source-iphone-app-store-apps-up

If only apps released their source code more often..but you could look at open source apps: http://maniacdev.com/2010/06/35-open-source-iphone-app-store-apps-updated-with-10-new-apps http://maniacdev.com/2010/06/35-open-source-iphone-app-store....