WinIo 3.0 freeware

The WinIo library was developed to allow 32-bit Windows applications to directly access I/O ports and physical memory. It bypasses Windows protection mechanisms by using a combination of a kernel-mode device driver and several low-level programming techniques.

Author Yariv Kaplan
Released 2011-09-12
Filesize 174 kB
Downloads 740
OS Windows XP, Windows Vista, Windows Vista x64, Windows 7, Windows 7 x64, Windows 8, Windows 8 x64, Windows 10, Windows 10 x64
Installation Instal And Uninstall
Keywords developement library, access I/O ports, physical memory, library, developement, I/O ports
Users' rating
(6 rating)
WinIo - Freeware Download Notice

WinIo Free Download - we do not host any WinIo torrent files or links of WinIo on,, etc. All WinIo download links are direct WinIo download from publisher site or their selected mirrors.

WinIo freeware - The Latest User Reviews
WinIo freeware - The Latest Versions History
3.0 Sep 12, 2011 New Release · Supports 32-bit and 64-bit platforms (Itanium excluded).
· WinIo can now be used by multiple applications concurrently.
· New C# samples.

Bug fixes in this version:
· Fixed a bug that prevented accessing physical memory above 2GB.
· Fixed a bug that led to the WinIo driver getting uninstalled when calling ShutdownWinIo if the driver was set to load during boot with InstallWinIoDriver.

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