Free Utilities for Windows: Sysinternals
A set of free and unique tools for Windows since XP, offered by Microsoft. Some also operate on older versions.
Display system information on the Windows desktop: free disk space, CPU utilization, and so on. It consumes few resources. The image at right is just a small subset of the infos displayed.
Magnyfying glass. The use must start with the configuration of function keys.
GUI to configure programs launched at Windows startup.
Allows viewing debugging information on a local machine or on a network. Graphics and all systems.
Converts hexadeximal numbers in decimal.
Shows what kind of accesses will be made on the resources (files and so on).
Indicates who (administrator, user) has access to directories and content of the registry. Graphics.
Detects viruses in the registry.
Secured delete erase files so they can neither be recovered nor the hard drive scanned for their content.
System and files
Displays disk drives activity.
Displays graphically the physical location of files on a hard disk.
Displays, for a given directory, the number of files and the used space.
Indicates files which are used by active programs, and which processes are active.
Information on an NTFS volume, or about the directory and in what form it is stored.
Graphical interface designed to display the current process and system activity.
Brings together in a single interface several older system software, and runs on all modern versions of Windows. It displays processes and software in progress and help to track down malware.
It allows you to edit the registry and so replaces regmon.
Displays the name and characteristics of the processor, such as support for 3D Now, SSE ...
Change the ID of a FAT or NTFS volume (whereas label changes its name). Take effects only after reboot.
Management of objects, for administrators.
Converts files containing unicode characters to code illegible for common text editors.
Empty buffers and closes files being written, to secure eject a removable drive.
Local and network (Windows)
These tools work for the local system, but you can specify a remote Windows machine. Do not therefore operate on a Linux server.
Management of serial and parallel ports.
Replacement for Telnet to perform procedures on a remote machine.
Watch on remote files open and allows to close them.
Provides information on a local or remote Windows system.
Change password, for administrators.
Shuts down the computer or restarts it.
Network and Internet
Detects domain of users of shared files.
Watch ongoing connections and allows them to be closed.
Displays the whois for a domain name or IP address.
Other tools are also included that have a more specialized purpose. This article does not describe programs used only on older versions of Windows or working only on the server version of Windows, see the link above for more.
- Sys Internals. Download the complete archive.