Head-to-Head Comparison · Alternative to Zerotier · 🔐 security
Zerotier vs Defguard
Enterprise-grade open source VPN solution combining WireGuard with mandatory 2FA/MFA and integrated OpenID Connect SSO for secure remote access Here is how Defguard ($0/mo open source) stacks up against Zerotier ($6/mo) across cost, hosting, data privacy, and real-world trade-offs.
Defguard is a verified Open Source-licensed open-source replacement for Zerotier. Switching from Zerotier ($6/mo) saves $72/yr per solo seat, or $360/yr for a 5-person team. Deployment: Runs on Self-host.
The catch: Requires self-hosting setup, updates, and server maintenance compared to managed Zerotier.
Defguard
$0.00/mo · Open Source
Zerotier vs Defguard Specifications
facts verified 2026-11-07
| Dimension | Zerotier (Paid) | Defguard (Replacement) |
|---|---|---|
| Monthly Price | $6 / mo | $0 / mo |
| 1-Year Cost (1 seat) | $72 / yr | $0 / yr (Save $72) |
| 1-Year Cost (5 seats) | $360 / yr | $0 / yr (Save $360) |
| 1-Year Cost (10 seats) | $720 / yr | $0 / yr (Save $720) |
| Source & License | Proprietary SaaS | open source Open Source |
| Where It Runs | Vendor Cloud | Self-host (your server) |
| Platforms | Web / Cloud | webself-hosteddocker to self-host |
| GitHub Stars | — | ★ 2.9k (active nov 2026) |
Deep Dive: Switching from Zerotier to Defguard
Trade-offs, installation & data architecture
What you trade away
Requires self-hosting setup, updates, and server maintenance compared to managed Zerotier.
How to deploy Defguard
Clone https://github.com/defguard/defguard or deploy with Docker Compose
What it takes to run
Deploy via Docker or binary release from GitHub and configure environment variables.
Where your data lives
All application data and configuration live on your own server or local database.
Why fork Defguard instead of vibe-coding a Zerotier clone?
Instead of paying recurring SaaS fees for Zerotier or rebuilding it from scratch, deploy one of the 6 battle-tested open-source alternatives like Tailscale.
Zerotier vs Defguard FAQ
Is Defguard a good free alternative to Zerotier?+
Yes. Defguard is a verified open-source (Open Source) replacement for Zerotier. Enterprise-grade open source VPN solution combining WireGuard with mandatory 2FA/MFA and integrated OpenID Connect SSO for secure remote access
What is the catch when switching from Zerotier to Defguard?+
Requires self-hosting setup, updates, and server maintenance compared to managed Zerotier.
How much do you save switching from Zerotier to Defguard?+
Zerotier costs $6/mo ($72/yr) per seat, whereas Defguard is $0/mo. Switching saves $72/yr for a solo user, $360/yr for a 5-person team, and $720/yr for a 10-person team.
How do I install or self-host Defguard instead of Zerotier?+
Install: Clone https://github.com/defguard/defguard or deploy with Docker Compose. Setup: Deploy via Docker or binary release from GitHub and configure environment variables.
