Tailscale costs $6/mo.
These cost $0.
2 free alternatives to Tailscale, checked for license, recent activity and real adoption. Each one tells you the catch, so you can switch with your eyes open.
Tailscale vs Free Alternatives Matrix
Quick side-by-side comparison · $0/mo vs $6/mo
| Alternative | Type | License | Where It Runs | Stars | Head-to-Head |
|---|---|---|---|---|---|
| NetBird | open source | BSD-3-Clause | Local or hosted | ★ 30.6k | Tailscale vs NetBird → |
| Gravitl | open source | Open Source | Self-host | ★ 11.9k | Tailscale vs Gravitl → |
The picks
2 open source · ranked by fit
- 01
NetBird
open sourceBSD-3-ClauseLocal or hosted30.6kaug 2026A free managed private network to your Home Assistant, with routes and access rules instead of port forwarding.
The catch vs TailscaleNetBird gives enrolled devices a private route home, but guests, webhooks, and voice assistants cannot use it like a public Nabu Casa endpoint and the user must manage network policy.
Install, platforms & data +
- platforms
- desktopmobileself-hostedthey host it
- install
- Hosted signup plus a client on each device, or the official Docker-based self-hosting quickstart
- setup
- The managed free service installs cleanly; self-hosting adds a public domain, TLS, identity/authentication, open ports, relay configuration, a management database, and upgrades.
- your data
- WireGuard keys are generated and kept on peers; device inventory, users, routes, groups, and access policies live in NetBird Cloud or the self-hosted management database, while payload traffic normally travels peer-to-peer and may traverse NetBird relay infrastructure when direct connectivity fails.
- checked
- 2026-08-10
- 02
Gravitl
open sourceOpen SourceSelf-host11.9knov 2026Netmaker automates fast, secure, distributed virtual networks using WireGuard.
The catch vs TailscaleRequires self-hosting setup, updates, and server maintenance compared to managed Tailscale.
Install, platforms & data +
- platforms
- webself-hosteddocker to self-host
- install
- Clone https://github.com/gravitl/netmaker or deploy with Docker Compose
- setup
- Deploy via Docker or binary release from GitHub and configure environment variables.
- your data
- All application data and configuration live on your own server or local database.
- checked
- 2026-11-04
Frequently Asked Questions
Direct answers · Tailscale open-source replacements
What is the best free alternative to Tailscale?+
The top free alternative to Tailscale is NetBird (open source, BSD-3-Clause). A free managed private network to your Home Assistant, with routes and access rules instead of port forwarding. Other popular Tailscale replacements include Gravitl.
Can I self-host a free replacement for Tailscale?+
Yes. Of the 2 free alternatives to Tailscale, 2 can be self-hosted on your own server or local machine: NetBird (BSD-3-Clause), Gravitl (Open Source).
How much does switching from Tailscale to a free alternative save?+
Tailscale starts at $6/month per seat ($72/year). Switching a 5-person team to a free alternative like NetBird saves $360 per year in software subscription fees.
Should I vibe-code or build my own Tailscale clone from scratch?+
Our build verdict for Tailscale is NOT REALLY (use a free alternative, save the tokens). Instead of paying recurring SaaS fees for Tailscale or rebuilding it from scratch, deploy one of the 2 battle-tested open-source alternatives like NetBird or Gravitl.
What is the catch when switching from Tailscale to NetBird?+
NetBird gives enrolled devices a private route home, but guests, webhooks, and voice assistants cannot use it like a public Nabu Casa endpoint and the user must manage network policy.
