---
type: entity
title: Tunnelblick
tags: [vpn, macos, software]
related: [vpn, vpn-troubleshooting]
created: 2026-07-01
updated: 2026-07-01
sources: ["output/rz_uni_greifswald_de_support_faq_netzwerk.md"]
---

# Tunnelblick

**Tunnelblick** is an alternative open-source VPN client for macOS used to establish connections to the university's OpenVPN server. When requesting support from the URZ for macOS VPN issues, users are asked to specify whether they are using OpenVPN Connect or Tunnelblick.
