# Greymatter vs Istio

| Attribute | Greymatter | Istio |
|---|---|---|
| **Vioscale score** | 53 (49% (low)) | 57.2 (54% (medium)) |
| activity.commits_last_30d | - | 100 |
| adoption.dependent_repos | - | 149 |
| adoption.github_stars | - | 38,355 |
| deployment.options | `{"cloud":true,"hybrid":true,"air_gapped":true,"self_hosted":true}` | `{"cloud":true,"hybrid":true,"on_prem":true,"self_hosted":true}` |
| description.long | A zero trust networking platform that secures AI-era systems with unified connectivity and security for applications, APIs, and AI workloads across cloud, Kubernetes, and hybrid environments. | A platform that manages communication between microservices in Kubernetes environments, providing traffic control, security policies, and monitoring capabilities without requiring application changes |
| features.capabilities | `{"fips_mode":true,"multicluster":true,"automatic_mtls":true,"traffic_splitting":true,"commercial_support":true,"built_in_observability":true}` | `{"proxy":"envoy","data_plane":"sidecar","vm_support":true,"cncf_maturity":"graduated","automatic_mtls":true,"traffic_splitting":true,"commercial_support":true,"built_in_observability":true}` |
| integrations.count | 9 | 1 |
| integrations.list | `[{"name":"Grafana"},{"name":"Kibana"},{"name":"Prometheus"},{"name":"Splunk"},{"name":"Elasticsearch"},{"name":"Keycloak"},{"name":"PingFederate"},{"name":"Okta"},{"name":"Auth0"}]` | `[{"name":"cert-manager"}]` |
| language.primary | - | Go |
| license.spdx | - | Apache-2.0 |
| market.availability | `{"hqCountry":"US","primaryMarkets":["US"],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"web":true}` | `{"cli":true}` |
| pricing | `{"type":"free","freeTier":true,"sourceUrl":"https://greymatter.io/","retrievedAt":"2026-08-13T18:19:59.123Z"}` | `{"type":"open_source","freeTier":true,"sourceUrl":"https://istio.io","retrievedAt":"2026-08-14T21:53:50.466Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | free | open_source |
| pricing.price_level | free | free |
| pricing.transparent | no | yes |
| release.cadence_days | - | 5 |
| release.history | - | `[{"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"},{"url":"https://github.com/istio/istio/releases/tag/1.29.4","date":"2026-06-04T21:51:28Z","type":"stable","version":"1.29.4"},{"url":"https://github.com/istio/istio/releases/tag/1.28.8","date":"2026-06-04T21:50:17Z","type":"stable","version":"1.28.8"},{"url":"https://github.com/istio/istio/releases/tag/1.30.0","date":"2026-05-18T19:05:52Z","type":"stable","version":"1.30.0"},{"url":"https://github.com/istio/istio/releases/tag/1.29.3","date":"2026-05-18T18:25:10Z","type":"stable","version":"1.29.3"},{"url":"https://github.com/istio/istio/releases/tag/1.28.7","date":"2026-05-18T18:24:56Z","type":"stable","version":"1.28.7"},{"url":"https://github.com/istio/istio/releases/tag/1.30.0-rc.0","date":"2026-05-05T22:03:55Z","type":"prerelease","version":"1.30.0-rc.0"},{"url":"https://github.com/istio/istio/releases/tag/1.30.0-beta.0","date":"2026-04-27T21:00:38Z","type":"prerelease","version":"1.30.0-beta.0"}]` |
| reliability.status_page | yes | - |
| security.gdpr | yes | yes |
| security.scorecard | - | 6.5 |
| 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 | Greymatter | Istio |
|---|:--:|:--:|
| **Architecture** |  |  |
| Data plane | - | Sidecar |
| Proxy | - | 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: Vioscale. Generated 2026-09-01T17:14:02.611Z. "-" = undocumented, not absent.*