# Istio vs NGINX Service Mesh

**Leader by vioscaleAI score:** Istio

| Attribute | Istio | NGINX Service Mesh |
|---|---|---|
| **vioscaleAI score** | 55.7 (53% (medium)) | 47.8 (48% (low)) |
| activity.commits_last_30d | 100 | - |
| adoption.dependent_repos | 149 | - |
| adoption.github_stars | 38,429 | - |
| content.faq | `[{"answer":"Istio extends Kubernetes with programmable networking capabilities, enabling traffic management, mutual TLS encryption, authorization, and observability across services. It supports both traditional sidecar proxy deployment and newer ambient mesh mode without sidecar injection. It is indexed under Service Mesh.","source":"https://istio.io","question":"What is Istio?","confidence":0.6},{"answer":"Istio is open source, so it can be self-hosted and used at no licence cost. It is released under the Apache-2.0 licence. Pricing changes often, so verify at source before relying on it.","source":"https://istio.io","question":"Is Istio free to use?","confidence":0.6},{"answer":"Istio supports a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://istio.io","question":"What platforms does Istio support?","confidence":0.6},{"answer":"Yes. Istio can be deployed cloud / SaaS and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://istio.io","question":"Can Istio be self-hosted?","confidence":0.6},{"answer":"We have independently confirmed GDPR for Istio. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Istio not holding them. Always confirm compliance directly before you rely on it.","source":"https://istio.io/latest/docs/tasks/security/cert-management/","question":"What security certifications does Istio have?","confidence":0.7},{"answer":"Yes. Istio is published under the Apache-2.0 licence, a permissive licence that generally allows commercial use and modification. Licence terms can change between releases, so verify against the repository for the version you intend to use.","source":"https://github.com/istio/istio","question":"Is Istio open source?","confidence":0.95}]` | `[{"answer":"F5 NGINX delivers, secures, and scales apps, APIs, Kubernetes services, and AI workloads through a lightweight, high-performance solution designed for distributed, hybrid multi-cloud environments. Standardizes traffic routing, security, and observability across environments. It is indexed under Service Mesh.","source":"https://www.nginx.com/products/nginx-service-mesh/","question":"What is NGINX Service Mesh?","confidence":0.6},{"answer":"NGINX Service Mesh offers a free tier, so you can start without paying. Pricing changes often, so verify at source before relying on it.","source":"https://www.nginx.com/products/nginx-service-mesh/","question":"Is NGINX Service Mesh free?","confidence":0.6},{"answer":"NGINX Service Mesh supports Linux and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://www.nginx.com/products/nginx-service-mesh/","question":"What platforms does NGINX Service Mesh support?","confidence":0.6},{"answer":"Yes. NGINX Service Mesh can be deployed cloud / SaaS, hybrid and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://www.nginx.com/products/nginx-service-mesh/","question":"Can NGINX Service Mesh be self-hosted?","confidence":0.6},{"answer":"We have confirmed 3 integrations for NGINX Service Mesh, including Azure, Google Cloud and Kubernetes. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://www.nginx.com/products/nginx-service-mesh/","question":"What does NGINX Service Mesh integrate with?","confidence":0.6}]` |
| deployment.options | `{"cloud":true,"self_hosted":true}` | `{"cloud":true,"hybrid":true,"self_hosted":true}` |
| description.long | An open-source service mesh that provides unified traffic management, security, and observability for microservices. Supports both sidecar-based and sidecar-less deployment models for flexibility. | F5 NGINX delivers, secures, and scales apps, APIs, Kubernetes services, and AI workloads through a lightweight, high-performance solution designed for distributed, hybrid multi-cloud environments. Standardizes traffic routing, security, and observability across environments. |
| features.capabilities | `{"proxy":"envoy","data_plane":"sidecar","vm_support":true,"cncf_maturity":"graduated","automatic_mtls":true,"traffic_splitting":true,"commercial_support":true,"built_in_observability":true}` | `{"proxy":"envoy","multicluster":true,"commercial_support":true,"gateway_api_support":true,"built_in_observability":true}` |
| integrations.count | 1 | 3 |
| integrations.list | `[{"name":"cert-manager"}]` | `[{"name":"Azure"},{"name":"Google Cloud"},{"name":"Kubernetes"}]` |
| language.primary | Go | - |
| license.spdx | Apache-2.0 | - |
| market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | - |
| platform.support | `{"cli":true}` | `{"cli":true,"linux":true}` |
| pricing | `{"type":"open_source","sourceUrl":"https://istio.io","retrievedAt":"2026-10-05T11:09:31.377Z"}` | `{"type":"subscription","summary":"Subscription and flex consumption models available. Free trials offered.","currency":"USD","freeTier":true,"sourceUrl":"https://www.nginx.com/products/nginx-service-mesh/","retrievedAt":"2026-08-03T13:09:44.036Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | open_source | commercial |
| pricing.price_level | free | low |
| pricing.transparent | yes | no |
| release.cadence_days | 2 | - |
| release.history | `[{"url":"https://github.com/istio/istio/releases/tag/1.31.1","date":"2026-09-21T14:45:03Z","type":"stable","version":"1.31.1"},{"url":"https://github.com/istio/istio/releases/tag/1.30.5","date":"2026-09-21T19:32:06Z","type":"stable","version":"1.30.5"},{"url":"https://github.com/istio/istio/releases/tag/1.29.8","date":"2026-09-21T19:31:49Z","type":"stable","version":"1.29.8"},{"url":"https://github.com/istio/istio/releases/tag/1.31.0","date":"2026-08-31T15:47:13Z","type":"stable","version":"1.31.0"},{"url":"https://github.com/istio/istio/releases/tag/1.31.0-rc.4","date":"2026-08-27T19:10:50Z","type":"prerelease","version":"1.31.0-rc.4"},{"url":"https://github.com/istio/istio/releases/tag/1.30.4","date":"2026-08-27T15:10:20Z","type":"stable","version":"1.30.4"},{"url":"https://github.com/istio/istio/releases/tag/1.29.7","date":"2026-08-27T15:11:19Z","type":"stable","version":"1.29.7"},{"url":"https://github.com/istio/istio/releases/tag/1.31.0-rc.2","date":"2026-08-25T16:57:21Z","type":"prerelease","version":"1.31.0-rc.2"},{"url":"https://github.com/istio/istio/releases/tag/1.31.0-rc.0","date":"2026-08-19T14:07:42Z","type":"prerelease","version":"1.31.0-rc.0"},{"url":"https://github.com/istio/istio/releases/tag/1.31.0-beta.2","date":"2026-08-19T13:05:52Z","type":"prerelease","version":"1.31.0-beta.2"},{"url":"https://github.com/istio/istio/releases/tag/1.31.0-beta.1","date":"2026-08-17T12:46:22Z","type":"prerelease","version":"1.31.0-beta.1"},{"url":"https://github.com/istio/istio/releases/tag/1.31.0-alpha.2","date":"2026-08-11T12:40:13Z","type":"prerelease","version":"1.31.0-alpha.2"},{"url":"https://github.com/istio/istio/releases/tag/1.31.0-alpha.0","date":"2026-07-22T10:19:54Z","type":"prerelease","version":"1.31.0-alpha.0"},{"url":"https://github.com/istio/istio/releases/tag/1.30.3","date":"2026-07-16T16:50:56Z","type":"stable","version":"1.30.3"},{"url":"https://github.com/istio/istio/releases/tag/1.29.6","date":"2026-07-16T16:51:06Z","type":"stable","version":"1.29.6"},{"url":"https://github.com/istio/istio/releases/tag/1.28.10","date":"2026-07-01T10:31:11Z","type":"stable","version":"1.28.10"},{"url":"https://github.com/istio/istio/releases/tag/1.30.2","date":"2026-06-24T18:25:13Z","type":"stable","version":"1.30.2"},{"url":"https://github.com/istio/istio/releases/tag/1.29.5","date":"2026-06-24T18:25:57Z","type":"stable","version":"1.29.5"},{"url":"https://github.com/istio/istio/releases/tag/1.28.9","date":"2026-06-24T18:26:50Z","type":"stable","version":"1.28.9"},{"url":"https://github.com/istio/istio/releases/tag/1.30.1","date":"2026-06-04T21:49:36Z","type":"stable","version":"1.30.1"}]` | - |
| reliability.status_page | - | yes |
| security.disclosure_policy | yes | - |
| security.gdpr | yes | - |
| security.scorecard | 6.4 | - |
| security.trust_center | https://istio.io/latest/news/security/ | - |
| security.vulnerabilities | `{"count":11,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=istio.io%2Fistio&per_page=100","last_12m":2,"max_severity":"HIGH"}` | - |

## Capabilities (Service Mesh)

| Capability | Istio | NGINX Service Mesh |
|---|:--:|:--:|
| **Architecture** |  |  |
| Data plane | Sidecar | - |
| Proxy | Envoy | Envoy |
| **Security** |  |  |
| Automatic mutual TLS | ✓ | - |
| SPIFFE / SPIRE identity | - | - |
| **Traffic** |  |  |
| Traffic splitting / canary | ✓ | - |
| Fault injection / resilience | - | - |
| **Scale** |  |  |
| Multi-cluster federation | - | ✓ |
| **Portability** |  |  |
| VM support (beyond Kubernetes) | ✓ | - |
| **Observability** |  |  |
| Built-in observability | ✓ | ✓ |
| **Standards** |  |  |
| Gateway API / GAMMA support | - | ✓ |
| **Extensibility** |  |  |
| WASM extensibility | - | - |
| **Compliance** |  |  |
| FIPS mode | - | - |
| **Ecosystem** |  |  |
| CNCF maturity | Graduated | - |
| **Ops** |  |  |
| Commercial support / enterprise edition | ✓ | ✓ |

*Source: vioscaleAI. Generated 2026-10-17T21:05:06.079Z. "-" = undocumented, not absent.*