Sysinternals Freeware - Mark Russinovich & Bryce Cogswell
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Utilities
File and Disk
AccessEnum
- View file and directory permissions
CacheSet
- Tune NT cache parameters
Contig
- Makes files contiguous
DiskExt
- Display volume disk-mappings
Diskmon
- Disk monitor
DiskView
- Graphical disk sector utility
Du
- View disk usage by directory
EFSDump
- View encrypted file information
FAT32 for Windows NT 4.0
- Access FAT32 drives from Windows NT 4.0.
Filemon
- Windows NT/9x File System monitor
Fundelete
- Extend Recycle Bin to save all deleted files
Junction
- Create Win2K NTFS symbolic links
LDMDump
- Examine the internals of the Win2K dynamic disk database
NTFSCHK
- Chkdsk Win2K NTFS drives from NT 4
NTFSDOS
- NTFS file system redirector for DOS and Windows 95
NTFSDOS Professional
- Read-only version of read/write NTFS driver for DOS
NTFS for Windows 98
- Read-only version of read/write NTFS driver for Windows 95/98.
NTFSInfo
- Display NTFS drive information
NTFSFlp
- NTFS Support for floppy disks
NTRecover
- Read/write/repair disks on unbootable NT systems
PageDefrag
- Defragment Paging files and the Registry
PsFile
- See what files are opened remotely
PsTools
- Collection of command-line management tools
Remote Recover
- Copy data from a dead system over a LAN
SDelete
- Securely delete files and clean free space
ShareEnum
- View file and print share security settings
Sigcheck
- View file version and signing information
Streams
- Reveal NTFS alternate streams
Sync
- Flush cached data to disk
VolumeID
- Set Volume ID of FAT or NTFS drives
Security
AccessEnum
- View file and directory permissions
Autoruns
- See the programs that run at boot time
LogonSessions
- List active logon sessions
NewSID
- Generate unique SID for cloned NT machines
NT Locksmith
- Reset a lost or forgotten administrative password
PsLoggedOn
- Show users logged on to a system
PsTools
- Collection of command-line management tools
RootkitRevealer
- Scan your system for rootkit-based malware
SDelete
- Securely delete files and clean free space
ShareEnum
- View file and print share security settings
Sigcheck
- View file version and signing information
Tokenmon
- Security-activity monitor
Networking
AdRestore
- Undelete Server 2003 Active Directory objects
Hostname
- Convert IP address to hostname, and vice versa
NTRecover
- Read/write/repair disks on unbootable NT systems
PsFile
- See what files are opened remotely
PsTools
- Collection of command-line management tools
Remote Recover
- Copy data from a dead system over a LAN
ShareEnum
- View file and print share security settings
TCPView
- Active socket viewer
TCPVcon
- Active socket command-line viewer.
TDIMon
- TCP/IP monitor
Whois
- See who owns an Internet address
Processes & Threads
Autoruns
- See the programs that run at boot time
Filemon
- Windows NT/9x File System monitor
Frob
- Quantum Unit Selector
Handle
- Display file handles open by processes
Hostname
- Convert IP address to hostname, and vice versa
ListDLLs
- Display DLLs loaded by processes
PMon
- Process Monitor
Portmon
- Windows NT/9x Serial/parallel port monitor
Process Explorer
- Combines the functionality of Handle and ListDLLs into a GUI
PsExec
- Execute processes remotely
PsKill
- Terminate local or remote processes
PsList
- Show information about processes and threads
PsService
- View and control services
PsSuspend
- Suspend and resume processes
PsTools
- Collection of command-line management tools
Regmon
- Windows NT/9x Registry monitor
Tokenmon
- Security-activity monitor
System Information
Autoruns
- See the programs that run at boot time
ClockRes
- Display the system clock's resolution
CPUMon
- Pentium-based performance tool
Filemon
- Windows NT/9x File System monitor
Frob
- Quantum Unit Selector
LiveKd
- Use Microsoft kernel debuggers to examine a live system
LoadOrder
- Show the startup order of drivers and services
LogonSessions
- List active logon sessions
PendMoves
- Enumerate pending move/delete operations
Process Explorer
- Combines the functionality of Handle and ListDLLs into a GUI
PsInfo
- Obtain information about a system
PsTools
- Collection of command-line management tools
Regmon
- Windows NT/9x Registry monitor
WinObj
- Object Manager Name Space Viewer
Miscellaneous
AdRestore
- Undelete Server 2003 Active Directory objects
Autologon
- Bypass password screen during logon
BgInfo
- Set the desktop background to show system information
BlueScreen
- Sysinternals Blue Screen Screen Saver
Ctrl2cap
- Caps-lock to Ctrl Mapper for Windows NT
DebugView
- Windows NT/9x Debug monitor
Hex2dec
- Convert hex to decimal and vice versa
PsTools
- Collection of command-line management tools
PsLogList
- Dump event log records
Regjump
- Open Regedit to the path you specify.
Strings
- Search for ANSI and UNICODE strings in binary
Source Code
AccessEnum
- View file and directory permissions
AdRestore
- Undelete Server 2003 Active Directory objects
Autologon
- Bypass password screen during logon
CacheSet
- Tune NT cache parameters
Ctrl2cap
- Caps-lock to Ctrl Mapper for Windows NT
Device Object Security
- Device object security changer
DiskExt
- Display volume disk-mappings
Formatx and Chkdskx
- Programmatically format and chkdsk
Fundelete
- Extend Recycle Bin to save all deleted files
Inside Disk Defragmenting
- Inside Windows NT Disk Defragmenting
Inside the Disk Key
- Inside the Disk Key
Junction
- Create Win2K NTFS symbolic links
NewSID
- Generate unique SID for cloned NT machines
NTFSInfo
- Display NTFS drive information
SDelete
- Securely delete files and clean free space
ShareEnum
- View file and print share security settings
TCPView
- Active socket viewer
Tips and Trivia
- Miscellaneous info about NT
Tokenmon
- Security-activity monitor
TVCache
- Turbo VCACHE
VCMon
- Windows 95 VCache (disk cache) monitor
VxDMon
- Windows 95 VxD monitor
Information
Advanced DPCs
- Advanced DPC techniques for programmers
Books on Windows NT/2K
- Links to books, magazines and other web site
BOOT.INI Options
- Boot INI Options Reference
Device Object Security
- Kernel-mode security information
Inside Disk Defragmenting
- Inside Windows NT Disk Defragmenting
Inside the Disk Key
- Inside the Disk Key
Inside High Resolution Timers
- Inside Windows NT High Resolution Timers
Inisde I/O Completion Ports
- Learn about NT completion ports
Inside Native API
- Information on what's in the Native API
Inside Native Applications
- Information on native applications
Magazines on Windows NT/2K
- Links to books, magazines and other web site
Monitoring Boot-time Registry Access
- Monitoring Registry Activity During the Boot Process
NT 4.0 ACL Editors
- NT 4.0 system ACL editor dialog interface documentation
Our Publications
- Articles and papers we've written
Speaking Schedule
- Mark's conference speaking schedule.
Sysinternals at Microsoft
- List of Microsoft KB Articles that reference Sysinternals utilities
Sysinternals Newsletter
- List of past Sysinternals newsletters
Tips and Trivia
- Miscellaneous info about NT
Windows 2000 Quantums
- Win2K thread quantum information
Windows Internals
- The official updates and errata page for the book Windows Internals
WinXP Source Tree
- Layout of the Windows XP source tree
What's New
- Update history
Resources
- Links to books, magazines and other web site
Licensing
- Sysinternals licensing information
About Us
- Read about the authors of Sysinternals
Winternals Software
- Our retail sister site
Mark's Blog
- Check out Mark's thoughts
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