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OpenAlternative

Open Source NordVPN Alternatives

A curated collection of the 1 best open source alternative to NordVPN.

The best open source alternative to NordVPN is Defguard. If that does not suit you, we have compiled a ranked list of other open source NordVPN alternatives to help you find a suitable replacement.

NordVPN alternatives are mainly Authentication & SSO. Browse these if you want a narrower list of alternatives or are looking for a specific functionality of NordVPN.

Written by OpenAlternative Last updated: June 2, 2026
#1

Defguard

Enterprise-grade open source VPN solution combining WireGuard with mandatory 2FA/MFA and integrated OpenID Connect SSO for secure remote access

Enterprise-grade open source VPN solution combining WireGuard with mandato...