Portwhore

A shameless macOS menu bar app that shows you what's using your ports and lets you kill it.

GitHub Get Started
Portwhore showing active ports with search, sort, and one-click kill
scan

Real-Time Monitoring

Watches TCP & UDP ports with configurable refresh. Knows who owns what.

kill

One-Click Kill

Stop or force-kill processes. Bulk-kill everything you own in one shot.

search

Search & Filter

Find ports by number, process name, PID, user, or custom label.

config

Custom Watch Lists

Pick the ports you care about. Label them. Forget the rest.

info

Smart Details

Transport badges, well-known port names, endpoints, full command lines.

copy

Copy Kill Commands

Copies sudo kill for protected ports you can't touch from the app.

Get It

Download Portwhore.zip

Unzip, drag to Applications, right-click > Open on first launch (unsigned app).

Or build from source
git clone https://github.com/Vheissu/portwhore.git
cd portwhore
swift build -c release
open .build/release/Portwhore

Requires macOS 26 (arm64)