System Informer
System Informer is an open-source system monitoring and process management utility for Windows. Developed by Winsider Seminars & Solutions, Inc., it allows users to inspect running processes, view real-time resource usage, inspect network activity, and troubleshoot software performance or security issues.
github.com · Official website
- ✓ Official source (winget)
- ✓ SHA256 taken from the official repository
- ✓ Last checked: Nov. 4, 2026
- This is not a virus scan. Check on VirusTotal
- Version
- 4.0.26241.138
- Release date
- Aug. 29, 2026
- License
- MIT License
- Installer type
- exe
How do I use this?
Type Terminal in the Start menu and open it, paste the command (Ctrl+V or right-click) and press Enter. It uses winget, Windows' own package manager, to install the program from its official source.
winget install --id WinsiderSS.SystemInformer -eSHA256 (file verification)
ceb46bc42cd9993a3a8e9e7002d1f1715e3d2a077d5226d72612e2b8578e51ebWe couldn't find a macOS version of System Informer in the official repositories; check the publisher's website.
We couldn't find a Linux version of System Informer in the official repositories; check the publisher's website.
We couldn't find a Android version of System Informer in the official repositories; check the publisher's website.
System Informer 4.0.26241.138: what's new?
Highlights
- Detailed tree view of active system processes and threads
- Real-time graphs for CPU, memory, disk, and network activity
- Inspection tools for open handles, loaded DLL modules, and network sockets
- Built-in security and debugging utilities to analyze process memory and tokens
Who is it for?
System Informer is designed for system administrators, developers, and power users who need to diagnose software crashes, investigate malware, or analyze performance.
Good to know before installing
- Available exclusively for Windows operating systems.
- Advanced features and detailed diagnostics require technical system knowledge.
- Requires administrator permissions to inspect protected system processes.
How to install
Windows
- Click the official download button on this page, or run 'winget install --id WinsiderSS.SystemInformer -e' in a terminal.
- Open the downloaded installer with administrator privileges.
- Follow the on-screen setup prompts to complete the installation and launch the program.
Alternatives
- Sysinternals Process Explorer
- Process Lasso
- Open Hardware Monitor
Frequently asked questions
Is System Informer free to use?
Yes, System Informer is free and open-source software distributed under the MIT License.
Is System Informer the successor to Process Hacker?
Yes, System Informer is the official evolution and continuation of the Process Hacker project.
Does System Informer require administrator rights?
Basic monitoring works with standard user rights, but inspecting system-level processes and services requires administrative privileges.