SOFTWARE LICENSE GUIDE

ZeroTier

ZeroTier is a source-available network virtualization platform that allows free personal and small-scale use, but requires a paid commercial license for enterprise or commercial deployments.

License for CommercialBusiness Source License 1.1 (BSL)

What it does

It creates secure, peer-to-peer virtual networks that connect devices directly, regardless of their physical location, functioning like a virtual Ethernet switch.

Who it may suit

Individuals and small teams needing to create secure virtual networks for personal use or small-scale projects, and enterprises requiring robust commercial network solutions.

Free tier and license

ZeroTier allows free personal and small-scale use under its Business Source License 1.1.

Limitations to check

While free for personal and small-scale use, enterprise or larger commercial deployments require a paid commercial license. Specific limits for "small-scale use" should be verified with official documentation.

Licensing notes

ZeroTier is source-available under the Business Source License 1.1 (BSL 1.1). This permits free personal and small-scale use, but a paid commercial license is mandatory for enterprise or commercial deployments.

Verification details

Last licensing verification recorded: 2026-10-28.

Directory record last updated: 2026-09-06. These are separate dates: a record update does not necessarily mean the publisher's terms changed.

AI-assisted summaries may be incomplete or outdated. Confirm licensing, pricing, and commercial-use rights in the official sources before making a business decision.

Frequently asked questions

Is ZeroTier completely free?

ZeroTier is free for personal and small-scale use. Enterprise or commercial deployments require a paid commercial license.

What is ZeroTier used for?

ZeroTier is used to create secure, peer-to-peer virtual networks, connecting devices directly across different locations as if they were on the same local network.

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