Security, Auth & DevTools
Top 2 Self-Hosted Open-Source Alternatives to Tailscale / Zero-Trust VPN (2026)
Tailscale / Zero-Trust VPN costs Enterprise / Business ($6–$18/user/mo) ($180/mo or $2,160/year for 10 seats). Switch to one of the verified open-source Docker replacements below.
★ 11.5k Stars • BSD-3-Clause / AGPL-3.0
256MB RAM / 0.5 vCPU
NetBird
Zero-configuration WireGuard overlay mesh network with SSO, MFA, and browser-based access control rules
- ✓Kernel WireGuard speed between VPS & laptops
- ✓Visual ACL firewall matrix
- ✓Integrates with Authentik, Keycloak, Google & Okta
netbirdio/management:latest
TCO & Docker Compose →
★ 24.2k Stars • AGPL-3.0 / BSD-3
128MB RAM / 0.25 vCPU
Pangolin / Headscale
Self-hosted identity-aware reverse tunnel (Cloudflare Tunnels + Tailscale control server alternative)
- ✓Works with official Tailscale iOS/macOS/Windows clients
- ✓100% sovereign coordination server
- ✓Uses <50MB RAM
headscale/headscale:latest
TCO & Docker Compose →