#cli #port #process #kill #linux

app killport

A command-line tool to easily kill processes running on a specified port

5 releases (breaking)

0.9.0 May 13, 2023
0.8.0 May 5, 2023
0.7.0 May 2, 2023
0.6.0 Mar 27, 2023
0.5.0 Mar 25, 2023

#153 in Command line utilities

Download history 44/week @ 2023-03-25 7/week @ 2023-04-01 3/week @ 2023-04-08 8/week @ 2023-04-15 74/week @ 2023-04-22 106/week @ 2023-04-29 87/week @ 2023-05-06 46/week @ 2023-05-13 22/week @ 2023-05-20 31/week @ 2023-05-27

199 downloads per month

MIT license

563 lines

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killport is a command-line utility for killing processes listening on specific ports. It's designed to be simple, fast, and effective. The tool is built with Rust and works on Linux, macOS, and Windows.


  • Kill processes by port number
  • Supports multiple port numbers
  • Verbosity control
  • Works on Linux, macOS and Windows


Using Homebrew

Run the following command to install killport using Homebrew.

brew tap jkfran/killport
brew install killport

Using install.sh

Run the following command to automatically download and install killport:

curl -sL https://bit.ly/killport | sh

Don't forget to add $HOME/.local/bin to your PATH environment variable, if it's not already present.

Using cargo

Run the following command to install killport using cargo. If you don't have cargo, follow the official Rust installation guide.

cargo install killport

Binary Releases

You can download the binary releases for different architectures from the releases page and manually install them.


killport [FLAGS] <ports>...


Kill a single process listening on port 8080:

killport 8080

Kill multiple processes listening on ports 8045, 8046, and 8080:

killport 8045 8046 8080

Kill processes with specified signal:

killport -s sigkill 8080


-s, --signal Specify a signal name to be sent. (e.g. sigkill)

-v, --verbose Increase the verbosity level. Use multiple times for more detailed output.

-h, --help Display the help message and exit.

-V, --version Display the version information and exit.


We welcome contributions to the killport project! Before you start, please read our Code of Conduct and the Contributing Guidelines.

To contribute, follow these steps:

  1. Fork the repository on GitHub.
  2. Clone your fork and create a new branch for your feature or bugfix.
  3. Make your changes, following our coding guidelines.
  4. Add tests for your changes and ensure all tests pass.
  5. Commit your changes, following our commit message guidelines.
  6. Push your changes to your fork and create a pull request.

We'll review your pull request and provide feedback or merge your changes.


This project is licensed under the MIT License. See the LICENSE file for more information.


~671K SLoC