What are the best open source alternatives to commercial zero trust network architecture tools for a startup on a tight budget
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Fan-out diagram
The searches the AI actually ran for this prompt.
SEED QUERY
What are the best open source alternatives to commercial zero trust network architecture tools for a startup on a tight budget
5 real searches · 1 real-search pass
best open source zero trust network access ZTNA projects Headscale NetBird OpenZiti Pomerium 2026Google ↗
OBSERVED
official documentation NetBird self hosted open source features access control WireGuardGoogle ↗
OBSERVED
OpenZiti open source zero trust networking official documentationGoogle ↗
OBSERVED
Pomerium open source identity aware proxy official documentationGoogle ↗
OBSERVED
Headscale open source Tailscale control server documentationGoogle ↗
OBSERVED
Badge and edge weight = share of passes that produced the query. Hover a query for its intent and routing format.
Query classes
Google's semantic query class for every sub-query: what kind of answer each search is after, simulated vs real.
Classifying 5 queries…
Searches and sources
ChatGPT5 real searches · gpt-6
best open source zero trust network access ZTNA projects Headscale NetBird OpenZiti Pomerium 2026 Google ↗
official documentation NetBird self hosted open source features access control WireGuard Google ↗
OpenZiti open source zero trust networking official documentation Google ↗
Pomerium open source identity aware proxy official documentation Google ↗
Headscale open source Tailscale control server documentation Google ↗
- NetBird · netbird.io
- GitHub · github.com
- OpenZiti · openziti.io
- GitHub · github.com
- Best open source Zero Trust Network Access (ZTNA) platforms: ranked and compared · faun.dev
- What is Pomerium? · pomerium.com
- Best ZTNA Tools in 2026: 6 Zero Trust Network Access Platforms · securecoding.com
- Pomerium · pomerium.com
- GitHub · github.com
- Headscale · headscale.net
- GitHub · github.com
- Headscale · docs.headscale.org
- Defguard · defguard.net
- GitHub · github.com
- Keycloak · keycloak.org
- Authentik · goauthentik.io
- WireGuard · wireguard.com
- OpenBao · openbao.org
- Wazuh · wazuh.com
- Teleport · goteleport.com
Queries
5 queries · click a column to sort
| Query / type | Search | Intent | Query class | Routing format | Cluster | Freq ↓ | Weight |
|---|---|---|---|---|---|---|---|
best open source zero trust network access ZTNA projects Headscale NetBird OpenZiti Pomerium 2026 OBSERVED | Google ↗ AI Mode ↗ | — | — | — | — | 1x of 1 | |
official documentation NetBird self hosted open source features access control WireGuard OBSERVED | Google ↗ AI Mode ↗ | — | — | — | — | 1x of 1 | |
OpenZiti open source zero trust networking official documentation OBSERVED | Google ↗ AI Mode ↗ | — | — | — | — | 1x of 1 | |
Pomerium open source identity aware proxy official documentation OBSERVED | Google ↗ AI Mode ↗ | — | — | — | — | 1x of 1 | |
Headscale open source Tailscale control server documentation OBSERVED | Google ↗ AI Mode ↗ | — | — | — | — | 1x of 1 |