QuickButtons 

QuickButtons lets you make Buttons and AppBars to Simulate Keystrokes and Run Applications. Convert awkward keystrokes to single mouse clicks.
buttons keystrokes click disability accessibility simplify keystrokes disabled dexterity button bars

MagForms for .NET 

MagForms for .NET is a .NET library which allow .NET WinForms to be magnetized together similar to Winamp. MagForms also provides seamless Windows appbar support. MagForms are non-intrusive to your application - there are no base classes to inherit!
.net c# vb.net magnetic sticky winform library component control docking winamp