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OpenConnect vs ZeroTier

Professional comparison and analysis to help you choose the right software solution for your needs.

OpenConnect icon
OpenConnect
ZeroTier icon
ZeroTier

OpenConnect vs ZeroTier: The Verdict

Last updated: May 2026 · Comparison by Sugggest Editorial Team

Feature OpenConnect ZeroTier
Sugggest Score — —
Category Network & Admin Network & Admin
Pricing Open Source Open Source

Product Overview

OpenConnect
OpenConnect

Description: OpenConnect is an open-source client for Cisco AnyConnect compatible VPNs. It allows users to securely access private intranet services through an encrypted VPN tunnel.

Type: software

Pricing: Open Source

ZeroTier
ZeroTier

Description: ZeroTier is an open-source program that creates a virtual encrypted network between devices and across the internet. It allows devices to communicate over a private network as if they are locally connected, bypassing firewalls and NAT.

Type: software

Pricing: Open Source

Key Features Comparison

OpenConnect
OpenConnect Features
  • Open source VPN client
  • Supports Cisco AnyConnect SSL VPN
  • Supports DTLS and TLS protocols
  • User authentication via certificates or passwords
  • NetworkManager integration
  • Proxy support
  • IPv4 and IPv6 support
ZeroTier
ZeroTier Features
  • Creates encrypted virtual networks between devices
  • Works across public and private networks
  • Does not require port forwarding, NAT, or VPN servers
  • Works through firewalls and NAT
  • Self-configuring and self-healing
  • Open source and free for unlimited users/devices

Pros & Cons Analysis

OpenConnect
OpenConnect
Pros
  • Free and open source
  • Works on Linux, macOS, Windows, Android
  • Actively maintained
  • Secure encrypted connections
  • Easy to setup and use
Cons
  • Limited configuration options
  • No official support from Cisco
  • Lacks some AnyConnect features like Always-On VPN
  • Setup can be tricky for novice users
ZeroTier
ZeroTier
Pros
  • Easy to set up and use
  • Provides secure remote access
  • Bypasses firewalls and NAT limitations
  • Works on any device and operating system
  • Free with no limits on users or devices
Cons
  • Requires client software installation
  • Limited configuration options compared to VPNs
  • Relies on central servers for coordination
  • Not as fast as direct local connections

Pricing Comparison

OpenConnect
OpenConnect
  • Open Source
ZeroTier
ZeroTier
  • Open Source

Related Comparisons

ShrewSoft VPN Client
vs OpenConnect vs ZeroTier
Hoxx VPN Proxy
vs OpenConnect vs ZeroTier
Cisco AnyConnect
vs OpenConnect vs ZeroTier

Learn More About Each Product

OpenConnect
OpenConnect
Reviews, pricing & alternatives →
ZeroTier
ZeroTier
Reviews, pricing & alternatives →

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