# Consul vs Linkerd

**Leader by vioscaleAI score:** Consul

| Attribute | Consul | Linkerd |
|---|---|---|
| **vioscaleAI score** | 62.3 (51% (medium)) | 57.2 (54% (medium)) |
| activity.commits_last_30d | 17 | 66 |
| adoption.dependent_repos | 67,699 | 19 |
| adoption.github_stars | 30,058 | 11,488 |
| content.faq | `[{"answer":"Consul provides service mesh, service discovery, API gateway, health checking, and dynamic configuration management for applications across distributed infrastructure. Available in open-source and enterprise editions. It is indexed under Service Mesh.","source":"https://www.consul.io","question":"What is Consul?","confidence":0.6},{"answer":"Consul supports Windows, macOS, Linux and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://www.consul.io","question":"What platforms does Consul support?","confidence":0.6},{"answer":"Yes. Consul can be deployed on-premise and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://www.consul.io","question":"Can Consul be self-hosted?","confidence":0.6},{"answer":"We have independently confirmed SOC 2 and ISO 27001 for Consul. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Consul not holding them. Always confirm compliance directly before you rely on it.","source":"https://www.consul.io/security","question":"What security certifications does Consul have?","confidence":0.7}]` | `[{"answer":"An open-source service mesh for Kubernetes written in Rust that automatically provides mutual TLS encryption, traffic management, and built-in observability to applications. It emphasizes simplicity and performance compared to alternative meshes. It is indexed under Service Mesh.","source":"https://linkerd.io","question":"What is Linkerd?","confidence":0.6},{"answer":"Linkerd 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://linkerd.io","question":"Is Linkerd free to use?","confidence":0.6},{"answer":"Linkerd supports the web and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://linkerd.io","question":"What platforms does Linkerd support?","confidence":0.6},{"answer":"Yes. Linkerd can be deployed cloud / SaaS and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://linkerd.io","question":"Can Linkerd be self-hosted?","confidence":0.6},{"answer":"We have confirmed 6 integrations for Linkerd, including Prometheus, Grafana, Argo CD, Jaeger, Helm and Gateway API. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://linkerd.io","question":"What does Linkerd integrate with?","confidence":0.6},{"answer":"Yes. Linkerd 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/linkerd/linkerd2","question":"Is Linkerd open source?","confidence":0.95}]` |
| deployment.options | `{"on_prem":true,"self_hosted":true}` | `{"self_hosted":true}` |
| description.long | Consul provides service mesh, service discovery, API gateway, health checking, and dynamic configuration management for applications across distributed infrastructure. Available in open-source and enterprise editions. | Infrastructure layer that enhances Kubernetes deployments with built-in security, monitoring, and reliability capabilities, requiring no modifications to existing applications. |
| features.capabilities | `{"proxy":"envoy","data_plane":"sidecar","vm_support":true,"multicluster":true,"automatic_mtls":true,"traffic_splitting":true,"commercial_support":true,"gateway_api_support":true,"built_in_observability":true}` | `{"proxy":"linkerd2","data_plane":"sidecar","vm_support":true,"multicluster":true,"cncf_maturity":"graduated","automatic_mtls":true,"fault_injection":true,"traffic_splitting":true,"commercial_support":false,"gateway_api_support":true,"built_in_observability":true}` |
| integrations.count | - | 6 |
| integrations.list | - | `[{"name":"Prometheus"},{"name":"Grafana"},{"name":"Argo CD"},{"name":"Jaeger"},{"name":"Helm"},{"name":"Gateway API"}]` |
| language.primary | Go | Go |
| license.spdx | - | Apache-2.0 |
| platform.support | `{"cli":true,"mac":true,"linux":true,"windows":true}` | `{"cli":true}` |
| pricing | - | `{"type":"open_source","freeTier":true,"sourceUrl":"https://linkerd.io","retrievedAt":"2026-08-14T16:39:49.641Z"}` |
| pricing.free_tier | - | yes |
| pricing.model | commercial | open_source |
| pricing.price_level | - | free |
| pricing.transparent | - | yes |
| release.cadence_days | 8 | 7 |
| release.history | `[{"url":"https://github.com/hashicorp/consul/releases/tag/v2.0.3","date":"2026-08-07T17:25:55Z","type":"stable","version":"v2.0.3"},{"url":"https://github.com/hashicorp/consul/releases/tag/v2.0.2","date":"2026-07-08T10:39:04Z","type":"stable","version":"v2.0.2"},{"url":"https://github.com/hashicorp/consul/releases/tag/v2.0.1","date":"2026-06-19T07:23:26Z","type":"stable","version":"v2.0.1"},{"url":"https://github.com/hashicorp/consul/releases/tag/v2.0.0","date":"2026-05-24T05:55:03Z","type":"stable","version":"v2.0.0"},{"url":"https://github.com/hashicorp/consul/releases/tag/v2.0.0-rc2","date":"2026-05-15T11:56:11Z","type":"prerelease","version":"v2.0.0-rc2"},{"url":"https://github.com/hashicorp/consul/releases/tag/v2.0.0-rc1","date":"2026-04-29T17:34:24Z","type":"prerelease","version":"v2.0.0-rc1"},{"url":"https://github.com/hashicorp/consul/releases/tag/v1.22.7","date":"2026-04-25T07:38:41Z","type":"stable","version":"v1.22.7"},{"url":"https://github.com/hashicorp/consul/releases/tag/v1.22.6","date":"2026-03-26T10:44:17Z","type":"stable","version":"v1.22.6"},{"url":"https://github.com/hashicorp/consul/releases/tag/v1.22.5","date":"2026-02-27T07:18:14Z","type":"stable","version":"v1.22.5"},{"url":"https://github.com/hashicorp/consul/releases/tag/v1.22.4","date":"2026-02-19T05:41:59Z","type":"stable","version":"v1.22.4"},{"url":"https://github.com/hashicorp/consul/releases/tag/v1.22.3","date":"2026-01-23T04:32:07Z","type":"stable","version":"v1.22.3"},{"url":"https://github.com/hashicorp/consul/releases/tag/v1.22.2","date":"2025-12-17T11:57:33Z","type":"stable","version":"v1.22.2"},{"url":"https://github.com/hashicorp/consul/releases/tag/ent-changelog-1.22.0","date":"2025-12-02T02:25:41Z","type":"stable","version":"ent-changelog-1.22.0"},{"url":"https://github.com/hashicorp/consul/releases/tag/ent-changelog-1.20.9","date":"2025-12-02T02:25:20Z","type":"stable","version":"ent-changelog-1.20.9"},{"url":"https://github.com/hashicorp/consul/releases/tag/ent-changelog-1.20.8","date":"2025-12-02T02:25:17Z","type":"stable","version":"ent-changelog-1.20.8"},{"url":"https://github.com/hashicorp/consul/releases/tag/ent-changelog-1.20.13","date":"2025-12-02T02:25:37Z","type":"stable","version":"ent-changelog-1.20.13"},{"url":"https://github.com/hashicorp/consul/releases/tag/ent-changelog-1.20.12","date":"2025-12-02T02:25:33Z","type":"stable","version":"ent-changelog-1.20.12"},{"url":"https://github.com/hashicorp/consul/releases/tag/ent-changelog-1.20.11","date":"2025-12-02T02:25:29Z","type":"stable","version":"ent-changelog-1.20.11"},{"url":"https://github.com/hashicorp/consul/releases/tag/ent-changelog-1.20.10","date":"2025-12-02T02:25:25Z","type":"stable","version":"ent-changelog-1.20.10"},{"url":"https://github.com/hashicorp/consul/releases/tag/ent-changelog-1.20.0","date":"2025-12-02T02:25:13Z","type":"stable","version":"ent-changelog-1.20.0"}]` | `[{"url":"https://github.com/linkerd/linkerd2/releases/tag/edge-26.9.1","date":"2026-09-04T23:14:08Z","type":"stable","version":"edge-26.9.1"},{"url":"https://github.com/linkerd/linkerd2/releases/tag/edge-26.8.4","date":"2026-08-25T16:16:21Z","type":"stable","version":"edge-26.8.4"},{"url":"https://github.com/linkerd/linkerd2/releases/tag/edge-26.8.3","date":"2026-08-21T17:26:19Z","type":"stable","version":"edge-26.8.3"},{"url":"https://github.com/linkerd/linkerd2/releases/tag/edge-26.8.2","date":"2026-08-14T19:27:42Z","type":"stable","version":"edge-26.8.2"},{"url":"https://github.com/linkerd/linkerd2/releases/tag/edge-26.8.1","date":"2026-08-03T21:00:33Z","type":"stable","version":"edge-26.8.1"},{"url":"https://github.com/linkerd/linkerd2/releases/tag/edge-26.7.2","date":"2026-07-24T16:42:14Z","type":"stable","version":"edge-26.7.2"},{"url":"https://github.com/linkerd/linkerd2/releases/tag/edge-26.7.1","date":"2026-07-21T20:32:34Z","type":"stable","version":"edge-26.7.1"},{"url":"https://github.com/linkerd/linkerd2/releases/tag/edge-26.6.3","date":"2026-06-18T17:47:14Z","type":"stable","version":"edge-26.6.3"},{"url":"https://github.com/linkerd/linkerd2/releases/tag/edge-26.6.2","date":"2026-06-16T00:35:04Z","type":"stable","version":"edge-26.6.2"},{"url":"https://github.com/linkerd/linkerd2/releases/tag/edge-26.6.1","date":"2026-06-05T17:36:19Z","type":"stable","version":"edge-26.6.1"},{"url":"https://github.com/linkerd/linkerd2/releases/tag/edge-26.5.5","date":"2026-05-29T21:36:16Z","type":"stable","version":"edge-26.5.5"},{"url":"https://github.com/linkerd/linkerd2/releases/tag/edge-26.5.4","date":"2026-05-29T15:40:39Z","type":"stable","version":"edge-26.5.4"},{"url":"https://github.com/linkerd/linkerd2/releases/tag/edge-26.5.3","date":"2026-05-21T10:41:32Z","type":"stable","version":"edge-26.5.3"},{"url":"https://github.com/linkerd/linkerd2/releases/tag/edge-26.5.2","date":"2026-05-15T15:19:54Z","type":"stable","version":"edge-26.5.2"},{"url":"https://github.com/linkerd/linkerd2/releases/tag/edge-26.5.1","date":"2026-05-01T17:48:25Z","type":"stable","version":"edge-26.5.1"},{"url":"https://github.com/linkerd/linkerd2/releases/tag/edge-26.4.4","date":"2026-04-24T12:43:14Z","type":"stable","version":"edge-26.4.4"},{"url":"https://github.com/linkerd/linkerd2/releases/tag/edge-26.4.3","date":"2026-04-15T18:23:54Z","type":"stable","version":"edge-26.4.3"},{"url":"https://github.com/linkerd/linkerd2/releases/tag/edge-26.4.2","date":"2026-04-09T20:29:00Z","type":"stable","version":"edge-26.4.2"},{"url":"https://github.com/linkerd/linkerd2/releases/tag/edge-26.4.1","date":"2026-04-02T21:09:50Z","type":"stable","version":"edge-26.4.1"},{"url":"https://github.com/linkerd/linkerd2/releases/tag/edge-26.3.3","date":"2026-03-19T18:57:49Z","type":"stable","version":"edge-26.3.3"}]` |
| reliability.status_page | yes | - |
| security.disclosure_policy | yes | yes |
| security.iso27001 | yes | - |
| security.scorecard | 7.5 | 8.2 |
| security.soc2 | yes | - |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fhashicorp%2Fconsul%2Fapi&per_page=100","last_12m":0,"max_severity":null}` | `{"count":1,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Flinkerd%2Flinkerd2&per_page=100","last_12m":0,"max_severity":"MODERATE"}` |

## Capabilities (Service Mesh)

| Capability | Consul | Linkerd |
|---|:--:|:--:|
| **Architecture** |  |  |
| Data plane | Sidecar | Sidecar |
| Proxy | Envoy | linkerd2-proxy |
| **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 2026-09-21T03:44:50.493Z. "-" = undocumented, not absent.*