# Argo Rollouts vs Flagger

| Attribute | Argo Rollouts | Flagger |
|---|---|---|
| **Vioscale score** | 47.3 (28% (low)) | 45.2 (28% (low)) |
| activity.commits_last_30d | 19 | 10 |
| adoption.dependent_repos | 23 | 10 |
| adoption.github_stars | 3,561 | 5,395 |
| deployment.options | `{"self_hosted":true}` | `{"cloud":true,"hybrid":true,"on_prem":true,"self_hosted":true}` |
| description.long | A Kubernetes controller that enables advanced deployment strategies including blue-green and canary deployments, with optional integration to traffic management systems and metrics analysis for automated deployment validation and rollback. | Infrastructure automation tool for Kubernetes that manages staged application releases using canary deployments, A/B testing, or blue-green strategies. It progressively shifts traffic to new versions while monitoring system health and running conformance tests to minimize production risk. |
| integrations.count | 15 | 12 |
| integrations.list | `[{"name":"Prometheus"},{"name":"Datadog"},{"name":"New Relic"},{"name":"Wavefront"},{"name":"Kayenta"},{"name":"Graphite"},{"name":"InfluxDB"},{"name":"Istio"},{"name":"NGINX"},{"name":"Apache APISIX"},{"name":"Traefik"},{"name":"Gateway API"},{"name":"Slack"},{"name":"Nats.io"},{"name":"ALB"}]` | `[{"name":"Istio"},{"name":"Linkerd"},{"name":"Kuma"},{"name":"Knative"},{"name":"nginx"},{"name":"contour"},{"name":"gloo"},{"name":"traefik"},{"name":"skipper"},{"name":"Apache APISIX"},{"name":"Gateway API"},{"name":"Slack"}]` |
| language.primary | Go | Go |
| license.spdx | Apache-2.0 | Apache-2.0 |
| platform.support | `{"cli":true,"web":true,"linux":true}` | - |
| pricing | `{"type":"open_source","sourceUrl":"https://argo-rollouts.readthedocs.io/","retrievedAt":"2026-08-19T22:49:34.101Z"}` | `{"type":"open_source","sourceUrl":"https://flagger.app/","retrievedAt":"2026-08-19T23:31:50.668Z"}` |
| pricing.model | open_source | open_source |
| pricing.price_level | free | free |
| pricing.transparent | - | yes |
| release.cadence_days | 44 | 50 |
| release.history | `[{"url":"https://github.com/argoproj/argo-rollouts/releases/tag/v1.9.1","date":"2026-07-17T10:33:29Z","type":"stable","version":"v1.9.1"},{"url":"https://github.com/argoproj/argo-rollouts/releases/tag/v1.10.0-rc1","date":"2026-07-03T12:53:46Z","type":"prerelease","version":"v1.10.0-rc1"},{"url":"https://github.com/argoproj/argo-rollouts/releases/tag/v1.9.0","date":"2026-03-20T21:31:10Z","type":"stable","version":"v1.9.0"},{"url":"https://github.com/argoproj/argo-rollouts/releases/tag/v1.8.4","date":"2026-02-13T23:03:13Z","type":"stable","version":"v1.8.4"},{"url":"https://github.com/argoproj/argo-rollouts/releases/tag/v1.9.0-rc3","date":"2025-11-28T22:42:42Z","type":"prerelease","version":"v1.9.0-rc3"},{"url":"https://github.com/argoproj/argo-rollouts/releases/tag/v1.9.0-rc1","date":"2025-11-08T02:52:28Z","type":"prerelease","version":"v1.9.0-rc1"},{"url":"https://github.com/argoproj/argo-rollouts/releases/tag/v1.8.3","date":"2025-06-05T17:13:44Z","type":"stable","version":"v1.8.3"},{"url":"https://github.com/argoproj/argo-rollouts/releases/tag/v1.8.2","date":"2025-03-21T20:37:43Z","type":"stable","version":"v1.8.2"},{"url":"https://github.com/argoproj/argo-rollouts/releases/tag/v1.8.1","date":"2025-03-20T16:40:33Z","type":"stable","version":"v1.8.1"},{"url":"https://github.com/argoproj/argo-rollouts/releases/tag/v1.8.0","date":"2025-01-30T18:24:03Z","type":"stable","version":"v1.8.0"},{"url":"https://github.com/argoproj/argo-rollouts/releases/tag/v1.8.0-rc2","date":"2025-01-16T19:43:44Z","type":"prerelease","version":"v1.8.0-rc2"},{"url":"https://github.com/argoproj/argo-rollouts/releases/tag/v1.8.0-rc1","date":"2024-12-09T14:28:35Z","type":"prerelease","version":"v1.8.0-rc1"},{"url":"https://github.com/argoproj/argo-rollouts/releases/tag/v1.7.2","date":"2024-08-13T18:42:47Z","type":"stable","version":"v1.7.2"},{"url":"https://github.com/argoproj/argo-rollouts/releases/tag/v1.7.1","date":"2024-06-25T01:38:31Z","type":"stable","version":"v1.7.1"},{"url":"https://github.com/argoproj/argo-rollouts/releases/tag/v1.7.0","date":"2024-06-13T20:23:14Z","type":"stable","version":"v1.7.0"},{"url":"https://github.com/argoproj/argo-rollouts/releases/tag/v1.7.0-rc1","date":"2024-04-05T18:24:00Z","type":"prerelease","version":"v1.7.0-rc1"},{"url":"https://github.com/argoproj/argo-rollouts/releases/tag/v1.6.6","date":"2024-02-13T15:56:59Z","type":"stable","version":"v1.6.6"},{"url":"https://github.com/argoproj/argo-rollouts/releases/tag/v1.6.5","date":"2024-01-25T20:19:53Z","type":"stable","version":"v1.6.5"},{"url":"https://github.com/argoproj/argo-rollouts/releases/tag/v1.6.4","date":"2023-12-11T21:54:30Z","type":"stable","version":"v1.6.4"},{"url":"https://github.com/argoproj/argo-rollouts/releases/tag/v1.6.3","date":"2023-12-05T14:36:31Z","type":"stable","version":"v1.6.3"}]` | `[{"url":"https://github.com/fluxcd/flagger/releases/tag/v1.44.0","date":"2026-07-21T04:41:29Z","type":"stable","version":"v1.44.0"},{"url":"https://github.com/fluxcd/flagger/releases/tag/v1.43.0","date":"2026-04-21T13:24:06Z","type":"stable","version":"v1.43.0"},{"url":"https://github.com/fluxcd/flagger/releases/tag/v1.42.0","date":"2025-10-16T14:03:00Z","type":"stable","version":"v1.42.0"},{"url":"https://github.com/fluxcd/flagger/releases/tag/v1.41.0","date":"2025-04-02T11:48:30Z","type":"stable","version":"v1.41.0"},{"url":"https://github.com/fluxcd/flagger/releases/tag/v1.40.0","date":"2024-12-17T09:46:38Z","type":"stable","version":"v1.40.0"},{"url":"https://github.com/fluxcd/flagger/releases/tag/v1.39.0","date":"2024-11-26T12:09:01Z","type":"stable","version":"v1.39.0"},{"url":"https://github.com/fluxcd/flagger/releases/tag/v1.38.0","date":"2024-07-30T13:43:09Z","type":"stable","version":"v1.38.0"},{"url":"https://github.com/fluxcd/flagger/releases/tag/v1.37.0","date":"2024-03-26T13:45:13Z","type":"stable","version":"v1.37.0"},{"url":"https://github.com/fluxcd/flagger/releases/tag/v1.36.1","date":"2024-03-06T08:16:31Z","type":"stable","version":"v1.36.1"},{"url":"https://github.com/fluxcd/flagger/releases/tag/v1.36.0","date":"2024-02-07T19:45:09Z","type":"stable","version":"v1.36.0"},{"url":"https://github.com/fluxcd/flagger/releases/tag/v1.35.0","date":"2023-11-30T15:39:59Z","type":"stable","version":"v1.35.0"},{"url":"https://github.com/fluxcd/flagger/releases/tag/v1.34.0","date":"2023-10-04T10:30:29Z","type":"stable","version":"v1.34.0"},{"url":"https://github.com/fluxcd/flagger/releases/tag/v1.33.0","date":"2023-08-29T14:56:35Z","type":"stable","version":"v1.33.0"},{"url":"https://github.com/fluxcd/flagger/releases/tag/v1.32.0","date":"2023-07-14T10:29:23Z","type":"stable","version":"v1.32.0"},{"url":"https://github.com/fluxcd/flagger/releases/tag/v1.31.0","date":"2023-05-10T17:08:04Z","type":"stable","version":"v1.31.0"},{"url":"https://github.com/fluxcd/flagger/releases/tag/v1.30.0","date":"2023-04-12T15:26:22Z","type":"stable","version":"v1.30.0"},{"url":"https://github.com/fluxcd/flagger/releases/tag/v1.29.0","date":"2023-02-21T09:01:45Z","type":"stable","version":"v1.29.0"},{"url":"https://github.com/fluxcd/flagger/releases/tag/v1.28.0","date":"2023-01-26T12:25:17Z","type":"stable","version":"v1.28.0"},{"url":"https://github.com/fluxcd/flagger/releases/tag/v1.27.0","date":"2022-12-16T10:17:42Z","type":"stable","version":"v1.27.0"},{"url":"https://github.com/fluxcd/flagger/releases/tag/v1.26.0","date":"2022-11-23T14:57:06Z","type":"stable","version":"v1.26.0"}]` |
| security.scorecard | 7.2 | 8.8 |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fargoproj%2Fargo-rollouts&per_page=100","last_12m":0,"max_severity":null}` | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Ffluxcd%2Fflagger&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Gitops)

| Capability | Argo Rollouts | Flagger |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Deployment model | - | - |
| Pull based sync | - | - |
| Helm chart support | - | - |
| Kustomize support | - | - |
| Sops vault secrets decryption | - | - |
| Canary blue green rollouts | - | - |
| Multi cluster sync | - | - |
| UI dashboard included | - | - |
| Drift detection healing | - | - |
| SSO SAML RBAC | - | - |
| Cncf graduated incubating | - | - |
| SOC2 type ii | - | - |
| Pricing model | - | - |

*Source: Vioscale. Generated 2026-09-01T17:10:05.328Z. "-" = undocumented, not absent.*