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n2nZeroTier One
Free

Free and open source.

 Freemium

The software is free and open source under the MPL 2.0. The hosted controller is free up…

Linux, Command line Windows, macOS, Linux, Android, iOS
  • Layer-2 networking, so hosts appear to share one LAN
  • Peer-to-peer traffic with a supernode for discovery
  • Ethernet-level networking, so discovery and broadcast protocols work across sites
  • End-to-end encryption with keys you control
  • Configured by hand on the command line
  • Requires running a reachable supernode
  • An account with the hosted controller unless you run your own
  • Relayed connections are free but slow when peer-to-peer fails
Downloadable app Downloadable app
Open source Open source
License not stated License: MPL-2.0
No account needed Account needed
Not stated if it works offline Works offline

Checked September 23, 2026

Checked September 21, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.