| SafeBitmapHandle | Represents a safe Win32 bitmap handle (hBitmap). |
| SafeCursorHandle | Represents a safe Win32 cursor handle (hCursor). |
| SafeFindHandle | Represents a file search handle opened by FindFirstFile, FindFirstFileEx, FindFirstFileTransacted, FindFirstFileNameW, FindFirstFileNameTransactedW, FindFirstStreamW(String, FindStreamInfoLevels, FindStreamData, UInt32) or FindFirstStreamTransactedW functions. |
| SafeHandleZeroIsInvalid | Base class for Windows Interop Safe handles with null IntPtr as invalid. |
| SafeIconHandle | Represents a safe Win32 icon handle (hIcon). |
| SafeModuleHandle | Represents a handle to a module returned by LoadLibrary(String) or LoadLibraryEx(String, IntPtr, LoadLibraryFlags) functions. |
| SafeRegionHandle | Represents a safe Win32 region handle (hRgn). |
| SafeWindowHandle | Represents a safe Win32 window handle (hWnd). |