Обзор репозиториев GitHub #1

https://github.com/chiyun1/DraggableBtnPannel

objective c - Move NSView around until it hits a border - Stack Overflow

Creating a Custom View

DragItemAround

https://github.com/Fr4ncis/DraggableView

https://github.com/vikdenic/DraggableCollectionView

https://github.com/RTimal/CALayer-Drag

https://github.com/tkach/ATDraggableDynamicView

https://github.com/xxhp/BrowserTabViewDemo

https://github.com/twoism/uiscrollview_example

https://github.com/robertjpayne/DDOutlineView

https://github.com/jnozzi/JLNDragEffectManager

https://github.com/hetima/TakeMePop

https://github.com/xinranmsn/XLDragDrop

https://github.com/zonble/NativeDrag

https://github.com/YK-Unit/DragButton

https://github.com/TomLiu/DragableViewDemo

objective c - Cocoa User-Resizable Views - Stack Overflow
Sketch+Accessibility

https://github.com/jwilling/JNWCollectionView

https://github.com/mapedd/TKDragView

https://github.com/StudioIstanbul/SIResizeImageView

https://github.com/linkov/nscontrol-interaction