open source tool to create mock up for IOS application

Question

Can somebody suggest me any open source tools to create IOS application mock up screens ?

Thanks in advance.

Answer 1

There is a pretty exhaustive list of both commercial and non-commercial tools here: http://c2.com/cgi/wiki?GuiPrototypingTools

Answer 2

Xcode (not opensource - but free!) comes with this built in, very easy to design your interface in the storyboard/xib editor

Answer 3

iOS 5 / iPhone 4S PSD:

http://www.teehanlax.com/downloads/ios-5-gui-psd-iphone-4s/

iPad Retina PSD:

http://www.teehanlax.com/downloads/ipad-gui-psd-retina-display/

Answer 4

Try this one https://itunes.apple.com/us/app/imockapp/id588325430?ls=1&mt=8. No open-source but it's free and has no ads