OSS Sampler shows samples of Useful Open Source Libraries for iOS Application.

--- Version 1.4 Libraries Added ---

[Alert]
- SIAlertView
[Table]
- RNRippleTableView
[Paint]
- JCDrawView
- DAScratchPad
[Barcode]
- ZBar
[Menu]
- RNGridMenu
[Button]
- JSFlatButton
[Layout]
- UIPhotoGallery
[HUD]
- ATMHud

--- Version 1.3 Libraries Added ---
[Map]
- kingpin
- REMarkerClusterer
[HUD]
- MBProgressHUD
[Alert]
- MLTableAlert
- SBTableAlert
[Slider]
- NYSliderPopover
- JMSlider

--- Version 1.2 Libraries Added ---
[Layout]
- iCarousel
[Button]
- MAConfirmButton
[Menu]
- KYArcTab
[Effects]
- XYOrigami
[Table]
- CircleMenu
- ELCTextFieldCell
- RBParallaxTable
[Network]
- BlockRSSParser
[Color]
- EDColor
- KZColorPicker
[Map]
- SVPulsingAnnotationView

--- Version 1.1 Libraries Added ---
[Menu]
- AwesomeMenu
[Notification]
- Toast for iOS
[UIViewController]
- JASidePanels
[Effects]
- EMHint
- MLPSpotlight
- BCGenieEffect
[String]
- MMMarkdown
[Table]
- UIBubbleTableView
- JTGestureBasedTableView
- DDBadgeViewCell
- CopyableCell

--- Version 1.0 Libraries ---
[Layout]
- MGBoxx
[Button]
- UIGlossyButton
- QBFlatButton
- JPButton
- GTButton
[Badge]
- LKBadgeView
[Segmented Control]
- SDSegmentedControl
- SVSegmentedControl
- URBSegmentedControl
- HMSegmentedControl
[Menu]
- KYCircleMenu
- QBPopupMenu
- ALRadial
- Pie Menu for iOS
[Notification]
- MPNotificationView
- CMNavBarNotificationView
- JSNotifier
- NoticeView
[QR Code]
- QR Code-Encoder
[Web View]
- BrowserViewController
- JHWebBrowser