Open-source network scanner for Windows with device discovery, port scanning, service identification and live monitoring.
Publisher’s description
What is KillerScan?
KillerScan is an open-source network tool program for Windows from Steve the Killer. It ranks 46th by popularity among network tools in this catalogue. It is written in C#.
Installation and requirements
Official installers exist for 64-bit as EXE. Installation asks for administrator rights. The installer supports unattended (silent) installation.
Updates and version history
The current version is 1.8.3, released on October 19, 2026. 16 versions are listed since May 17, 2026, each with links to its own installer files. The last update is less than a month old.
Popularity and file types
The Chocolatey package has been downloaded 325 times. The source code on GitHub (SteveTheKiller/KillerScan) has 63 stars. Similar programs include Wireshark, ZeroTier One and Nmap.
Project description on GitHub: “Fast open-source network scanner for field techs. ARP + ping discovery, port probing, active fingerprinting (HTTP, SSH, TLS, NetBIOS, SNMP), and weighted-score device classification in a single portable Windows exe.”
Pros / Cons
Pros
- Open source: the code can be inspected and built by anyone
- Documented silent install
- Updated in the last two months
Cons
- No native ARM64 build
- Installation needs administrator rights
In short: KillerScan is an open-source network tool tool for 64-bit PCs. Administrators can deploy it unattended.
Is KillerScan safe to download?
- The file is served by github.com, the publisher’s own domain
- The download link uses HTTPS
- A SHA256 hash is published, so you can verify the file:
84920CA3573F45A85104E5E6165828EE83F3C91510B69EFB2BC5EA2C011209F8· Open the VirusTotal report for this hash - The link has not been checked yet
- The source code is public
- ExeAtlas does not host, wrap or modify installers
Related guide: How to check a file’s SHA256 hash on Windows
Recent versions
All 16 versions ›| Version | Date | Size | Files |
|---|---|---|---|
| 1.8.3Latest | October 19, 2026 | — | 64-bit EXE |
| 1.8.1 | October 15, 2026 | — | 64-bit EXE |
| 1.8.0 | October 9, 2026 | — | 64-bit EXE |
| 1.7.5 | September 28, 2026 | — | 64-bit EXE |
| 1.7.4 | September 28, 2026 | — | 64-bit Portable |
| 1.7.3 | September 21, 2026 | — | 64-bit Portable |
| 1.7.2 | September 17, 2026 | — | 64-bit Portable |
| 1.7.1 | September 8, 2026 | — | 64-bit Portable |
Install from the command line
Silent install ›winget install --id SteveTheKiller.KillerScan -echoco install killerscan -yKillerScan.exe /silentRelated guide: How to use winget: install and update apps
Information
- Publisher
- Steve the Killer
- Category
- Network tools
- Licence
- GPL-3.0
- Price
- Free
- Source code
- github.com/SteveTheKiller/KillerScan
- Written in
- C#
- Requires
- Windows 11 / 10
- Architecture
- 64-bit
- Installer
- EXE
- Version
- 1.8.3
- Released
- October 19, 2026
- Added to the catalogue
- June 13, 2026
- Versions listed
- 16
- Chocolatey downloads
- 325
- GitHub stars
- 63
- GitHub forks
- 9
- Website
- killerscan.net
- winget ID
- SteveTheKiller.KillerScan
- Chocolatey package
- killerscan
Ratings and reviews
No reviews yet. Be the first to rate it.
Alternatives to KillerScan
See all ›-
Open source6.6M ↓ -
Proprietary1.1M ↓ -
Nmap7.80Nmap ("Network Mapper") is a free and open source utility for network discovery and security auditing.Open source897.9K ↓ -
Open source1.5M ↓ -
Open source170.3K ↓ -
simplewall3.8.7Simple tool to configure Windows Filtering Platform (WFP) which can configure network activity on your computer.Open source44.3K ↓ -
Yggdrasil Network0.5.15The Yggdrasil network is a decentralized, peer-to-peer network that aims to create a more resilient and private internet infrastructure.Open source65.4K ↓ -
Speedtest by Ookla1.15.200.001The definitive way to test the speed and performance of your internet connection.Proprietary745.5K ↓
Frequently asked questions
Is KillerScan free?
Yes. KillerScan is open-source software under the GPL-3.0 licence.
Is KillerScan safe to download?
The download comes from github.com, which belongs to the publisher; ExeAtlas does not host or change the file. Compare its SHA256 hash with the one shown here, or open the VirusTotal report for that hash.
How do I install KillerScan with winget?
Open PowerShell or Windows Terminal and run the winget command shown on this page. winget downloads the official installer and checks its SHA256 hash before running it.
Can KillerScan be installed silently?
Yes. The silent install page lists the exact command for each installer.
Does KillerScan run on ARM (Windows on Arm)?
There is no ARM64 build; Windows 11 on Arm can run the 64-bit version through emulation.
Where can I download an older version of KillerScan?
The versions page lists all 16 versions with links to their official installer files, back to May 17, 2026.
What are alternatives to KillerScan?
Wireshark, ZeroTier One, Nmap, iPerf3 and Angry IP Scanner. The alternatives page compares them.
