Sysinternals Utilities Index

Sysinternals Suite
The entire set of Sysinternals Utilities rolled up into a single download.

AccessChk
v5.01 (December 9, 2010)
AccessChk is a command-line tool for viewing the effective permissions on files, registry keys, services, processes, kernel objects, and more.

AccessEnum
v1.32 (November 1, 2006)
This simple yet powerful security tool shows you who has what access to directories, files and Registry keys on your systems. Use it to find holes in your permissions.

AdExplorer
v1.42 (July 29, 2010)
Active Directory Explorer is an advanced Active Directory (AD) viewer and editor.

AdInsight
v1.01 (November 20, 2007)
An LDAP (Light-weight Directory Access Protocol) real-time monitoring tool aimed at troubleshooting Active Directory client applications.

AdRestore
v1.1 (November 1, 2006)
Undelete Server 2003 Active Directory objects.

Autologon
v3.01 (February 23, 2011)
Bypass password screen during logon.

Autoruns
v10.07 (April 13, 2011)
See what programs are configured to startup automatically when your system boots and you login. Autoruns also shows you the full list of Registry and file locations where applications can configure auto-start settings.

BgInfo
v4.16 (October 1, 2009)
This fully-configurable program automatically generates desktop backgrounds that include important information about the system including IP addresses, computer name, network adapters, and more.

BlueScreen
v3.2 (November 1, 2006)
This screen saver not only accurately simulates Blue Screens, but simulated reboots as well (complete with CHKDSK), and works on Windows NT 4, Windows 2000, Windows XP, Server 2003 and Windows 9x.

CacheSet
v1.0 (November 1, 2006)
CacheSet is a program that allows you to control the Cache Manager's working set size using functions provided by NT. It's compatible with all versions of NT.

ClockRes
v2.0 (June 4, 2009)
View the resolution of the system clock, which is also the maximum timer resolution.

Contig
v1.6 (February 1, 2011)
Wish you could quickly defragment your frequently used files? Use Contig to optimize individual files, or to create new files that are contiguous.

Coreinfo
v2.11 (May 21, 2010)
Coreinfo is a new command-line utility that shows you the mapping between logical processors and the physical processor, NUMA node, and socket on which they reside, as well as the cache’s assigned to each logical processor.

Ctrl2cap
v2.0 (November 1, 2006)
This is a kernel-mode driver that demonstrates keyboard input filtering just above the keyboard class driver in order to turn caps-locks into control keys. Filtering at this level allows conversion and hiding of keys before NT even "sees" them. Ctrl2cap also shows how to use NtDisplayString() to print messages to the initialization blue-screen.

DebugView
v4.76 (October 16, 2008)
Another first from Sysinternals: This program intercepts calls made to DbgPrint by device drivers and OutputDebugString made by Win32 programs. It allows for viewing and recording of debug session output on your local machine or across the Internet without an active debugger.

Desktops
v1.02 (January 19, 2010)
This new utility enables you to create up to four virtual desktops and to use a tray interface or hotkeys to preview what’s on each desktop and easily switch between them.

Disk2vhd
v1.63 (October 14, 2010)
Disk2vhd simplifies the migration of physical systems into virtual machines (p2v).

DiskExt
v1.1 (May 14, 2007)
Display volume disk-mappings.

Diskmon
v2.01 (November 1, 2006)
This utility captures all hard disk activity or acts like a software disk activity light in your system tray.

DiskView
v2.4 (March 25, 2010)
Graphical disk sector utility.

Disk Usage (DU)
v1.34 (May 19, 2010)
View disk usage by directory.

EFSDump
v1.02 (November 1, 2006)
View information for encrypted files.

FindLinks
v1.0 (July 18, 2011)
FindLinks reports the file index and any hard links (alternate file paths on the same volume) that exist for the specified file. A file's data remains allocated so long as at it has at least one file name referencing it.

Handle
v3.46 (May 18, 2011)
This handy command-line utility will show you what files are open by which processes, and much more.

Hex2dec
v1.0 (November 1, 2006)
Convert hex numbers to decimal and vice versa.

Junction
v1.06 (September 8, 2010)
Create Win2K NTFS symbolic links.

LDMDump
v1.02 (November 1, 2006)
Dump the contents of the Logical Disk Manager's on-disk database, which describes the partitioning of Windows 2000 Dynamic disks.

ListDLLs
v3.1 (July 18, 2011)
List all the DLLs that are currently loaded, including where they are loaded and their version numbers.

LiveKd
v5.0 (October 14, 2010)
Use Microsoft kernel debuggers to examine a live system.

LoadOrder
v1.0 (November 1, 2006)
See the order in which devices are loaded on your WinNT/2K system.

LogonSessions
v1.21 (May 6, 2010)
List the active logon sessions on a system.

MoveFile
v1.0 (November 1, 2006)
Allows you to schedule move and delete commands for the next reboot.

NTFSInfo
v1.0 (November 1, 2006)
Use NTFSInfo to see detailed information about NTFS volumes, including the size and location of the Master File Table (MFT) and MFT-zone, as well as the sizes of the NTFS meta-data files.

PageDefrag
v2.32 (November 1, 2006)
Defragment your paging files and Registry hives.

PendMoves
v1.1 (November 1, 2006)
Enumerate the list of file rename and delete commands that will be executed the next boot.

PipeList
(November 1, 2006)
Displays the named pipes on your system, including the number of maximum instances and active instances for each pipe.

PortMon
v3.02 (November 1, 2006)
Monitor serial and parallel port activity with this advanced monitoring tool. It knows about all standard serial and parallel IOCTLs and even shows you a portion of the data being sent and received. Version 3.x has powerful new UI enhancements and advanced filtering capabilities.

ProcDump
v3.04 (May 3, 2011)
This new command-line utility is aimed at capturing process dumps of otherwise difficult to isolate and reproduce CPU spikes. It also serves as a general process dump creation utility and can also monitor and generate process dumps when a process has a hung window or unhandled exception.

Process Explorer
v15.01 (July 25, 2011)
Find out what files, registry keys and other objects processes have open, which DLLs they have loaded, and more. This uniquely powerful utility will even show you who owns each process.

Process Monitor
v2.95 (April 13, 2011)
Monitor file system, Registry, process, thread and DLL activity in real-time.

ProcFeatures
v1.10 (November 1, 2006)
This applet reports processor and Windows support for Physical Address Extensions and No Execute buffer overflow protection.

PsExec
v1.98 (April 28, 2010)
Execute processes on remote systems.

PsFile
v1.02 (December 4, 2006)
See what files are opened remotely.

PsGetSid
v1.44 (April 28, 2010)
Displays the SID of a computer or a user.

PsInfo
v1.77 (April 28, 2010)
Obtain information about a system.

PsKill
v1.13 (December 1, 2009)
Terminate local or remote processes.

PsList
v1.29 (April 28, 2010)
Show information about processes and threads.

PsLoggedOn
v1.34 (April 28, 2010)
Show users logged on to a system.

PsLogList
v2.71 (April 28, 2010)
Dump event log records.

PsPasswd
v1.22 (December 4, 2006)
Changes account passwords.

PsService
v2.24 (April 28, 2010)
View and control services.

PsShutdown
v2.52 (December 4, 2006)
Shuts down and optionally reboots a computer.

PsSuspend
v1.06 (December 4, 2006)
Suspend and resume processes.

PsTools
(July 1, 2009)
The PsTools suite includes command-line utilities for listing the processes running on local or remote computers, running processes remotely, rebooting computers, dumping event logs, and more.

RAMMap
v1.11 (May 18, 2011)
An advanced physical memory usage analysis utility that presents usage information in different ways on its several different tabs.

RegDelNull
v1.10 (November 1, 2006)
Scan for and delete Registry keys that contain embedded null-characters that are otherwise undeleteable by standard Registry-editing tools.

RegJump
v1.01 (November 1, 2006)
Jump to the registry path you specify in Regedit.

RootkitRevealer
v1.71 (November 1, 2006)
Scan your system for rootkit-based malware.

SDelete
v1.51 (November 1, 2006)
Securely overwrite your sensitive files and cleanse your free space of previously deleted files using this DoD-compliant secure delete program.

ShareEnum
v1.6 (November 1, 2006)
Scan file shares on your network and view their security settings to close security holes.

ShellRunas
v1.01 (February 28, 2008)
Launch programs as a different user via a convenient shell context-menu entry.

Sigcheck
v1.71 (October 14, 2010)
Dump file version information and verify that images on your system are digitally signed.

Streams
v1.56 (April 27, 2007)
Reveal NTFS alternate streams.

Strings
v2.41 (March 2, 2009)
Search for ANSI and UNICODE strings in binaryimages.

Sync
v2.0 (November 1, 2006)
Flush cached data to disk.

TCPView
v3.05 (July 25, 2011)
Active socket command-line viewer.

VMMap
v3.1 (May 18, 2011)
VMMap is a process virtual and physical memory analysis utility.

VolumeId
v2.0 (November 1, 2006)
Set Volume ID of FAT or NTFS drives.

Whois
v1.01 (November 1, 2006)
See who owns an Internet address.

WinObj
v2.22 (February 14, 2011)
The ultimate Object Manager namespace viewer is here.

Presentation utility for zooming and drawing on the screen.