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Networking · head to head

Nebula vs Twingate

Nebula logo

Nebula

Networking

Certificate based overlay network from Slack, with identity and firewall rules carried in the certificate

From
Free
Rated
-
Full reviewWebsite
Twingate logo

Twingate

Networking

Zero trust remote access that publishes individual resources instead of a network

From
Free
Rated
-
Full reviewWebsite

The short version

  • Each has a real cost: Nebula the open source project has no user interface, no enrolment workflow and no revocation service, so certificate issuing, distribution and expiry become scripts you write and then have to keep working.; Twingate the control plane is proprietary and hosted, so it cannot be run inside your own boundary and a vendor outage prevents new connections from being established even though the connectors are yours.
  • They diverge on capability: Nebula covers Certificate carried identity, Twingate covers Outbound only connectors.
  • Prices and features above were last checked on 31 August 2026.

Where they differ

Only the attributes on which Nebula and Twingate actually diverge.

Attributes where Nebula and Twingate differ
AttributeNebulaTwingate
Pricing modelOpen source, no licence feePer user per month
PlatformsLinux, macOS, Windows, iOS, Android, FreeBSDWindows, macOS, Linux, iOS, Android, Docker

Identical on both: starting price (Free), free tier (Yes), user rating (Not yet rated), category (Networking).

What each one covers

Drawn from each product's published feature list. An absence here means we hold no record of it - not that the product lacks it.

Only in Nebula

  • Certificate carried identity
  • Group based host firewall
  • Lighthouse discovery
  • Noise protocol encryption
  • Unsafe routes
  • Managed option

Only in Twingate

  • Outbound only connectors
  • Per resource access
  • Identity provider integration
  • Device posture checks
  • Split routing
  • Access logging

What people use each for

The jobs each tool is most often brought in to do.

Nebula

  • Flattening a network across several clouds and datacentres without VPC peering or route tablesnot Twingate
  • Very large fleets where a central policy service on the connection path is unacceptablenot Twingate
  • Environments that already run an internal certificate authority and want the network to use itnot Twingate
  • Replacing per host iptables rules with policy written against roles that follow the hostnot Twingate

Twingate

  • Retiring a VPN concentrator that grants whole network access to anyone who authenticatesnot Nebula
  • Giving contractors access to two internal applications without putting them on the corporate networknot Nebula
  • Reaching private cloud resources across several accounts without building peering and bastion hostsnot Nebula
  • Producing per user access logs for an audit that a network level VPN cannot supplynot Nebula

Where each one falls short

Documented limitations, not opinions. Every one is a constraint you would hit in normal use.

Nebula

  • The open source project has no user interface, no enrolment workflow and no revocation service, so certificate issuing, distribution and expiry become scripts you write and then have to keep working.
  • Revoking a compromised host means distributing a blocklist entry to every other host and reloading them, which is a fleet wide operation rather than a click, and easy to get wrong under pressure.
  • Changing a host group membership means reissuing and redeploying its certificate, so policy changes are a deployment rather than a configuration edit.
  • There is no identity provider integration or single sign on in the open source version, so it maps well to servers and badly to a fleet of user laptops.
  • NAT traversal is best effort and hosts behind symmetric NAT need a relay configured deliberately, so connectivity failures show up as intermittent rather than immediate and are awkward to diagnose.

Twingate

  • The control plane is proprietary and hosted, so it cannot be run inside your own boundary and a vendor outage prevents new connections from being established even though the connectors are yours.
  • Every device needs the client installed and running, so unmanaged machines, appliances and third parties who will not install software are awkward to accommodate.
  • Pricing is per user per month, so an organisation with many occasional contractors pays full seats for accounts that connect twice a month.
  • Connections are client initiated, so server initiated flows back to a user device, and protocols that need arbitrary inbound reachability, do not fit the model.
  • It replaces remote access but not site to site networking, so an organisation that also needs offices and datacentres meshed together still runs a second network product alongside it.

Pricing, plan by plan

Nebula

Free
  • NebulaFree
    • Full functionality under the MIT licence
    • No host limit
    • You operate the certificate authority and lighthouses
  • Defined Networking$undefined/month
    • Hosted control plane and enrolment
    • Managed certificate lifecycle and revocation
    • Policy and DNS interface

Twingate

Free
  • StarterFree
    • Small number of users
    • Limited remote networks
    • Community support
  • Business$undefined/month
    • Per user per month billing
    • Device posture checks
    • Identity provider group sync
  • Enterprise$undefined/year
    • Custom terms and volume pricing
    • Advanced controls and support commitments
    • Dedicated onboarding

Which should you pick?

Choose Nebula if

  • You need certificate carried identity.
  • You want to start without paying.
  • You work on Linux, macOS, Windows, iOS, Android, FreeBSD.
  • You also want group based host firewall.
Nebula review

Choose Twingate if

  • You need outbound only connectors.
  • You want to start without paying.
  • You work on Windows, macOS, Linux, iOS, Android, Docker.
  • You also want per resource access.
Twingate review

Questions people ask

Is Nebula or Twingate better?
Neither clearly leads. Nebula starts at Free and Twingate at Free, and user ratings are close enough to be indistinguishable. Choose on capability and platform support.
Which is cheaper, Nebula or Twingate?
Nebula starts at Free and Twingate at Free.
Does Nebula or Twingate run on more platforms?
Nebula runs on Linux, macOS, Windows, iOS, Android, FreeBSD. Twingate runs on Windows, macOS, Linux, iOS, Android, Docker.
Can I use Nebula for free?
Both have a free tier, so you can try either at no cost before committing.
What is Nebula best used for?
Nebula is most often used for flattening a network across several clouds and datacentres without vpc peering or route tables, very large fleets where a central policy service on the connection path is unacceptable, environments that already run an internal certificate authority and want the network to use it, replacing per host iptables rules with policy written against roles that follow the host. Of those, flattening a network across several clouds and datacentres without vpc peering or route tables and very large fleets where a central policy service on the connection path is unacceptable are not what Twingate is typically brought in for.
What can Nebula do that Twingate cannot?
Nebula covers Certificate carried identity, Group based host firewall, Lighthouse discovery, Noise protocol encryption. Twingate covers Outbound only connectors, Per resource access, Identity provider integration, Device posture checks.

Answered from the vendors’ own pages

Nebula: Does it use WireGuard?

No. Nebula predates the common WireGuard mesh tools and uses the Noise protocol framework with its own certificate format.

Twingate: Can I self host it?

No. Connectors run in your network but the control plane is a hosted service, which is the main structural difference from the open source mesh tools.

Nebula: Can I run it without Defined Networking?

Yes, entirely. Defined Networking sells the control plane conveniences, not the network itself.

Twingate: Does it replace a site to site VPN?

No. It is remote access from users to resources. Connecting networks to each other is a different product category.

Nebula: How do I revoke a host?

Add its certificate fingerprint to the blocklist in the configuration of the other hosts and reload them. There is no online revocation check.

Twingate: What happens if Twingate is unavailable?

Established sessions may continue, but new connections depend on the hosted service to broker them, so plan a break glass path for administrators.

Nebula: Is it a good fit for laptops?

Less so than the identity provider based tools. There is no single sign on, so every laptop needs a certificate issued and renewed by whatever process you build.

Twingate: Is the free tier usable for a small team?

For a handful of users and a small number of remote networks, yes. Group based policies and posture checks are the practical reason to move up.

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