The new Facebook app seem to have done away with the grid-icon layout, with a more interesting custom navigation layout where the bottom-most view shows all the options (lik
Here is one thats very easy to implement and use with storyboards. It has control for shrinking, show hide animations, and direction.
https://github.com/HelloMihai/HMSideDrawerDirectional
Check my answer here - SplitView like Facebook app on iPhone - which contains a list of open-source codes.
Another option that I wrote: ECSlidingViewController
It has support for orientation changes like Facebook and sliding to the left like Path.
Video demo: http://vimeo.com/35959384
Code: https://github.com/edgecase/ECSlidingViewController
Try These from Cocoa Controls:
JTRevealSidebar http://cocoacontrols.com/platforms/ios/controls/jtrevealsidebar
clcascade http://cocoacontrols.com/platforms/ios/controls/clcascade
StackScrollView http://cocoacontrols.com/platforms/ios/controls/stackscrollview
Many more on the same site like: http://cocoacontrols.com/platforms/ios/controls/mfslidingnavigationcontroller http://cocoacontrols.com/platforms/ios/controls/psstackedview