Experience a compact utility, PortKill for Command Palette by JasonTiw, built to free network ports on Windows for local development and server tasks. The plugin lets you type a keyword and a port number into Microsoft PowerToys Run to locate the owning process and offer an immediate kill action. Key elements include port-based search, PID and process name display, and a customizable activation keyword. It targets developers and system administrators who need a faster, in-context fix for "Address already in use" errors.
What does PortKill do inside the PowerToys Run workflow?
PortKill integrates as a PowerToys Run extension, so you invoke the action from the Alt+Space palette and type a short command to target a port. The plugin performs a port-based search, shows the process name and PID, and presents a one-click termination option, replacing multi-step terminal sequences like "netstat -ano" plus "taskkill" with a single search-and-act flow.
How does PortKill behave in typical use, and what is its system footprint?
PortKill is described as lightweight and designed to sit inside an existing PowerToys workflow, which keeps its operations within the PowerToys Run interface. In practice, that means it avoids adding a separate application window and uses the same launcher entry point users already have. The plugin therefore shortens the interaction required to free a port without introducing a distinct background service.
Is PortKill safe to run and what security precautions apply?
The plugin is a third-party GitHub project, so its source is available for inspection and installation requires placing files in the PowerToys Run plugins folder. Terminating processes can affect system stability, and the developer notes that killing processes owned by the system or other users generally requires PowerToys to run with administrator permissions, so elevated privileges are necessary for some operations.
Do I need technical knowledge to install and operate PortKill?
Installation is manual: download the release files from GitHub and put them into the PowerToys Run plugins directory in AppData Local. Activation uses a default keyword, typically "pk", followed by the port number, and that keyword is customizable. The workflow suits developers and sysadmins who already use PowerToys and are comfortable copying plugin files into the correct folder.
Practical for developers, but requires careful permission handling
PortKill is a focused utility for developers and administrators who want to resolve port conflicts from the PowerToys command palette, offering a fast, in-context way to free a port. The main caveat is the need to run PowerToys with elevated permissions when processes belong to other accounts or the system, which raises an operational decision about when to enable administrator mode on a desktop.
Pros
Finds a process by port and shows PID and name
Kills the identified process directly from PowerToys Run results
Built as a lightweight PowerToys Run plugin, fits existing workflow
Source code and releases available on GitHub for inspection
Cons
Requires Microsoft PowerToys to be installed and active
Needs administrator permissions to terminate some processes
Third-party plugin, not an official Microsoft extension
Laws concerning the use of this software vary from country to country. We do not encourage or condone the use of this program if it is in violation of these laws. Softonic may receive a referral fee if you click or buy any of the products featured here.
