PortKiller for Mac
A macOS menu bar app to find and kill processes on ports.
By productdevbook. Free and open source, MIT licence.
PortKiller at a glance
- Version
- 3.3.3
- Released
- 21 June 2026
- Download size
- 6.1 MB
- Works on
- Apple silicon and Intel
- Licence
- MIT
- Category
- Menu Bar and Notch
- Developer
- productdevbook
- GitHub stars
- 5.1K
About PortKiller
A powerful cross-platform port management tool for developers. Monitor ports, manage Kubernetes port forwards, integrate Cloudflare Tunnels, and kill processes with one click.
Screenshots


How to install PortKiller on a Mac
- Get OpenDMG. It is a free app store for open source Mac apps. Download OpenDMG.
- Search for PortKiller and press Get. OpenDMG downloads version 3.3.3 from productdevbook's own GitHub release.
- Open it. The download is checked against its SHA-256 fingerprint and its signature is checked on your Mac before it lands in Applications.
Updates to PortKiller show up in OpenDMG and install with one button. No account is needed.
Prefer to do it by hand? The developer's file is on GitHub: PortKiller-v3.3.3-macos.dmg (6.1 MB).
What is new in PortKiller 3.3.3
### 🐞 Bug Fixes - Use latest homebrew syntax for depends on - by @builtbyleo in https://github.com/productdevbook/port-killer/issues/109 [<samp>(38a3d)</samp>](https://github.com/productdevbook/port-killer/commit/38a3df2) ##### [View changes on GitHub](https://github.com/productdevbook/port-killer/compare/v3.3.2...v3.3.3)
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