# Azure Service Mesh vs MOSN

| Attribute | Azure Service Mesh | MOSN |
|---|---|---|
| **vioscaleAI score** | 53 (3% (low)) | 37.4 (54% (medium)) |
| activity.commits_last_30d | - | 0 |
| adoption.dependent_repos | - | 22 |
| adoption.github_stars | - | 4,508 |
| content.faq | `[{"answer":"Istio-based service mesh add-on for Azure Kubernetes Service (AKS) that provides observability, traffic management, and security capabilities for distributed microservices architectures. It is indexed under Service Mesh.","source":"https://learn.microsoft.com/en-us/azure/aks/istio-about","question":"What is Azure Service Mesh?","confidence":0.6},{"answer":"Azure Service Mesh is open source, so it can be self-hosted and used at no licence cost. Pricing changes often, so verify at source before relying on it.","source":"https://learn.microsoft.com/en-us/azure/aks/istio-about","question":"Is Azure Service Mesh free to use?","confidence":0.6},{"answer":"We have only confirmed a cloud / SaaS deployment for Azure Service Mesh, so it appears to be vendor-hosted. If a self-hosted option exists we have not found it documented publicly.","source":"https://learn.microsoft.com/en-us/azure/aks/istio-about","question":"Can Azure Service Mesh be self-hosted?","confidence":0.6}]` | `[{"answer":"A cloud-native network proxy platform written in Go, open-sourced by Ant Group and production-verified at scale. Supports multi-protocol communication and can integrate with Istio for Service Mesh or operate independently as a load balancer, API gateway, or Ingress controller. It is indexed under Service Mesh.","source":"https://mosn.io/","question":"What is MOSN?","confidence":0.6},{"answer":"MOSN 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://mosn.io/","question":"Is MOSN free to use?","confidence":0.6},{"answer":"MOSN supports Linux and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://mosn.io/","question":"What platforms does MOSN support?","confidence":0.6},{"answer":"Yes. MOSN can be deployed cloud / SaaS and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://mosn.io/","question":"Can MOSN be self-hosted?","confidence":0.6},{"answer":"We have confirmed 6 integrations for MOSN, including Istio, Envoy, Jaeger, Skywalking, Prometheus and Holmes. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://mosn.io/","question":"What does MOSN integrate with?","confidence":0.6},{"answer":"Yes. MOSN 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/mosn/mosn","question":"Is MOSN open source?","confidence":0.95}]` |
| deployment.options | `{"cloud":true}` | `{"cloud":true,"self_hosted":true}` |
| description.long | Istio-based service mesh add-on for Azure Kubernetes Service (AKS) that provides observability, traffic management, and security capabilities for distributed microservices architectures. | A Go-based, open-source network proxy that integrates with Istio to create service meshes and functions as a standalone load balancer, API gateway, and ingress controller. |
| features.capabilities | `{"proxy":"envoy","data_plane":"sidecar","vm_support":true,"multicluster":false,"cncf_maturity":"graduated","automatic_mtls":true,"fault_injection":true,"commercial_support":true,"gateway_api_support":false,"built_in_observability":true}` | `{"proxy":"envoy","data_plane":"sidecar","vm_support":true,"multicluster":true,"traffic_splitting":true,"wasm_extensibility":true,"built_in_observability":true}` |
| integrations.count | - | 3 |
| integrations.list | - | `[{"name":"Istio"},{"name":"Envoy"},{"name":"Jaeger"},{"name":"Skywalking"},{"name":"Prometheus"},{"name":"Holmes"}]` |
| language.primary | - | Go |
| license.spdx | - | Apache-2.0 |
| platform.support | - | `{"cli":true,"linux":true}` |
| pricing | `{"type":"open_source","sourceUrl":"https://learn.microsoft.com/en-us/azure/aks/istio-about","retrievedAt":"2026-08-14T08:36:53.281Z"}` | `{"type":"open_source","sourceUrl":"https://mosn.io/","retrievedAt":"2026-10-13T22:34:36.592Z"}` |
| pricing.free_tier | - | yes |
| pricing.model | open_source | open_source |
| pricing.price_level | free | free |
| release.cadence_days | - | 62 |
| release.history | - | `[{"url":"https://github.com/mosn/mosn/releases/tag/v1.6.1","date":"2024-08-01T03:04:36Z","type":"stable","version":"v1.6.1"},{"url":"https://github.com/mosn/mosn/releases/tag/v1.6.0","date":"2023-08-17T07:30:42Z","type":"stable","version":"v1.6.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v1.5.0","date":"2023-04-25T11:13:11Z","type":"stable","version":"v1.5.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v1.4.0","date":"2023-02-28T09:54:22Z","type":"stable","version":"v1.4.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v1.3.0","date":"2022-12-01T06:40:26Z","type":"stable","version":"v1.3.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v1.2.0","date":"2022-10-28T04:32:40Z","type":"stable","version":"v1.2.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v1.1.0","date":"2022-08-23T08:44:18Z","type":"stable","version":"v1.1.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v1.0.1","date":"2022-05-11T07:58:07Z","type":"stable","version":"v1.0.1"},{"url":"https://github.com/mosn/mosn/releases/tag/v1.0.0","date":"2022-04-15T09:17:20Z","type":"stable","version":"v1.0.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v0.27.0","date":"2022-04-06T06:49:10Z","type":"stable","version":"v0.27.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v0.26.0","date":"2021-12-29T01:22:51Z","type":"stable","version":"v0.26.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v0.25.0","date":"2021-10-12T06:28:45Z","type":"stable","version":"v0.25.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v0.24.0","date":"2021-08-05T13:12:00Z","type":"stable","version":"v0.24.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v0.23.0","date":"2021-06-04T09:56:11Z","type":"stable","version":"v0.23.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v0.22.0","date":"2021-04-02T09:43:26Z","type":"stable","version":"v0.22.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v0.21.0","date":"2021-02-02T03:38:05Z","type":"stable","version":"v0.21.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v0.20.0","date":"2021-01-05T03:29:10Z","type":"stable","version":"v0.20.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v0.19.0","date":"2020-12-01T12:22:53Z","type":"stable","version":"v0.19.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v0.18.0","date":"2020-11-03T05:55:57Z","type":"stable","version":"v0.18.0"},{"url":"https://github.com/mosn/mosn/releases/tag/v0.17.0","date":"2020-09-30T07:15:04Z","type":"stable","version":"v0.17.0"}]` |
| reliability.status_page | yes | - |
| security.scorecard | - | 3.3 |
| security.vulnerabilities | - | `{"count":1,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=mosn.io%2Fmosn&per_page=100","last_12m":0,"max_severity":"CRITICAL"}` |

## Capabilities (Service Mesh)

| Capability | Azure Service Mesh | MOSN |
|---|:--:|:--:|
| **Architecture** |  |  |
| Data plane | Sidecar | 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 2026-10-16T20:43:13.466Z. "-" = undocumented, not absent.*