Headscale

✓ Verified FOSSBSD-3-Clause

Top open-source alternative to Tailscale

⭐ 44,564 Stars Official Website ↗

An open source, self-hosted implementation of the Tailscale control server

Tech StackGo, WireGuard

Self-Host DifficultyMedium

License ModelBSD-3-Clause

GitHub Repositoryjuanfont/headscale

Recommended VPS & Hardware Sizing

Estimated Hosting: $10 - $15/mo (e.g. Hetzner CPX21 or Linode)

Min RAM:2 GB

Rec RAM:4 GB

Compute:2 vCPU

Disk Space:25 GB SSD

Headscale vs Tailscale Comparison Matrix

Evaluation Criteria	Headscale (Open Source)	Tailscale (Proprietary)
Mesh Node Limits	Unlimited private devices and servers	Free tier capped at 100 devices / 3 users
Coordination Server	Self-hosted SQLite / PostgreSQL daemon	Tailscale proprietary coordination cloud
Client Compatibility	Works with official Tailscale clients	Official Tailscale clients only

INTERACTIVE TCO MODELEstimated Rate: $9/user/mo

Financial Impact: Migrating from Tailscale to Self-Hosted Headscale

Detailed Stack Calculator →

Active Team Members / Seats: 25 Users

5 Users (Early Startup)50 Users (Scaleup)200 Users (Enterprise Org)

Tailscale (Cloud SaaS)Per-Seat Tax

$2,700per year ($225/mo)

3-Year Spend:$8,100

* Excludes enterprise SSO add-ons & usage overages

Headscale (Self-Hosted)Zero Per-Seat Fee

$120per year ($10/mo Linux VPS)

3-Year Compute:$360

* Commodity Hetzner / DigitalOcean compute instance

Cumulative 3-Year ROI+$7,740Net savings across 36 months (96% reduction)

Annual Free Cash:+$2,580/yr

Need C-Level Buy-In? Generate an instant ROI proposal memo to present to your CTO or CFO.

HEAD-TO-HEAD BATTLES // SIDE-BY-SIDE AUDIT

Compare Headscale Head-to-Head

Custom Comparison Engine →

★ PRIMARY REPLACEMENTFOSS vs SaaS

Headscalevs

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Lightweight Headscale Coordination vs Full-Featured Zero-Trust Network

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Core Capabilities & Features

✓Full WireGuard Mesh Networking

✓Works with Official Tailscale Clients

✓Self-Hosted Coordination Node

✓Zero Vendor Network Inspection

Self-Host Headscale with Docker Compose

Tweak configuration ports, secrets, and volumes live. Download or copy your ready-to-run container file:

1-Click Docker Compose Generator

Generate production-ready container definitions with customizable ports and volumes.

Select Open-Source Project:

HeadscaleBSD-3-Clause

An open source, self-hosted implementation of the Tailscale control server

Difficulty: Medium44,564 ⭐

Configure Parameters

Control Port (PORT)

docker-compose.headscale.yml

version: '3.8'
services:
  headscale:
    image: headscale/headscale:latest
    ports:
      - "${PORT:-8080}:8080"
    volumes:
      - ./config:/etc/headscale
      - hs_data:/var/lib/headscale
    restart: unless-stopped
volumes:
  hs_data:

Frequently Asked Questions: Self-Hosting Headscale

How do I self-host Headscale using Docker Compose?

You can deploy Headscale (juanfont/headscale) on any Linux server by copying the docker-compose.yml template on this page, configuring your desired host port and persistent volume directory, and running 'docker compose up -d'.

How does Headscale compare to Tailscale?

Headscale is an open-source, self-hosted alternative to Tailscale built with Go, WireGuard. Unlike Tailscale ($6 - $12 / user / month), Headscale has zero per-user licensing fees and keeps 100% of your data on your own infrastructure.

What are the minimum VPS RAM and CPU requirements for Headscale?

For production self-hosting (Medium difficulty tier), we recommend at least 4 GB RAM (minimum 2 GB), 2 vCPU, and 25 GB SSD storage, which typically costs $10 - $15/mo (e.g. Hetzner CPX21 or Linode).

Is Headscale free for commercial business use under the BSD-3-Clause license?

Yes. Distributed under the BSD-3-Clause license, Headscale can be self-hosted internally by businesses and engineering teams of any size without per-seat royalties.

README INTEGRATION // REPO EMBED

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