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Available on winget

Install PortFinder

Network switch port discovery tool using CDP / LLDP / MNDP.

Install with winget
winget install --id packetThrower.PortFinder
Upgrade
winget upgrade --id packetThrower.PortFinder
Uninstall
winget uninstall --id packetThrower.PortFinder

About PortFinder

PortFinder identifies which switch, switchport, and VLAN your machine is currently plugged into by listening for the discovery packets the switch is already broadcasting. No agent on the switch, no SNMP, no login — just a passive 30-second listen on the wire. Supported protocols: - LLDP (universal: Aruba, HP, Juniper, Extreme, Cisco, MikroTik) - CDP (Cisco) - MNDP (MikroTik RouterOS fallback) Ships a desktop GUI and a headless CLI in one binary. The CLI takes `portfinder capture --interface <NIC> --protocol LLDP [-...

What's new in 4.1.3

What's Changed - release: prep v4.1.3 (3bad1f3) - release: prep v4.1.3-beta.1 (6aa5e85) - fix(gui): grow window to fit settings popover when it opens (cdef868) - docs(site): add "← packetThrower" back-link to top nav (4ad1b4a) - docs(install): surface winget availability across README + docs (df2138f) - build(ci): automate winget submissions via after_release.yml (5910024) - revert: roll back v4.1.3-beta.1 (Hyprland resize work) (3794854) - release: prep v4.1.3-beta.1 (ac53572) - fix(linux): drop per-frame window.resize loop that races wlroots popups (bd399c6) - packaging: render v4.1.2 winget manifests for upstream PR (799440e) Full Changelog: v4.1.2...v4.1.3

Read release notes

Version history

Version Updated Notes
4.1.3 Unknown What's Changed - release: prep v4.1.3 (3bad1f3) - release: prep v4.1.3-beta.1 (6aa5e85) - fix(gui): grow window to fit settings popover when it opens (cdef868) - docs(site): add "← packetThrower" back-link to top nav (4a...
4.1.2 Unknown Release notes