# PowerfulSeal vs Toxiproxy

| Attribute | PowerfulSeal | Toxiproxy |
|---|---|---|
| **vioscaleAI score** | 46.7 (53% (medium)) | 49.3 (76% (high)) |
| activity.commits_last_30d | - | 13 |
| adoption.dependent_repos | 0 | 33,999 |
| adoption.github_stars | 1,986 | 12,418 |
| content.faq | `[{"answer":"Open-source testing tool that injects controlled failures into Kubernetes environments using YAML policy files, allowing teams to identify system weaknesses and validate recovery capabilities before issues reach production. It is indexed under Chaos Engineering.","source":"https://github.com/pricing","question":"What is PowerfulSeal?","confidence":0.6},{"answer":"PowerfulSeal 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://github.com/pricing","question":"Is PowerfulSeal free to use?","confidence":0.6},{"answer":"PowerfulSeal supports a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://github.com/pricing","question":"What platforms does PowerfulSeal support?","confidence":0.6},{"answer":"Yes. PowerfulSeal can be deployed self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://github.com/pricing","question":"Can PowerfulSeal be self-hosted?","confidence":0.6},{"answer":"We have confirmed 7 integrations for PowerfulSeal, including Kubernetes, OpenStack, AWS, Azure, GCP, Prometheus and Datadog. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://github.com/pricing","question":"What does PowerfulSeal integrate with?","confidence":0.6},{"answer":"Yes. PowerfulSeal 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/powerfulseal/powerfulseal","question":"Is PowerfulSeal open source?","confidence":0.95}]` | `[{"answer":"A Go-based TCP proxy tool designed for testing and CI environments that injects controlled network failures, latency, and corruption to verify applications handle degraded connectivity gracefully. Enables developers to simulate chaos deterministically or with randomization during testing. It is indexed under Chaos Engineering.","source":"https://github.com/pricing","question":"What is Toxiproxy?","confidence":0.6},{"answer":"Toxiproxy is open source, so it can be self-hosted and used at no licence cost. It is released under the MIT licence. Pricing changes often, so verify at source before relying on it.","source":"https://github.com/pricing","question":"Is Toxiproxy free to use?","confidence":0.6},{"answer":"Toxiproxy 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://github.com/pricing","question":"What platforms does Toxiproxy support?","confidence":0.6},{"answer":"Yes. Toxiproxy can be deployed self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://github.com/pricing","question":"Can Toxiproxy be self-hosted?","confidence":0.6},{"answer":"Yes. Toxiproxy is published under the MIT 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/Shopify/toxiproxy","question":"Is Toxiproxy open source?","confidence":0.95}]` |
| deployment.options | `{"self_hosted":true}` | `{"self_hosted":true}` |
| description.long | A testing framework that deliberately triggers failures in Kubernetes and OpenStack environments to validate system resilience and discover potential weaknesses before they impact production. | A TCP proxy that allows developers to inject network and system faults in a controlled manner to verify how their applications behave and recover under adverse conditions |
| features.capabilities | `{"open_source":true,"pricing_model":"open_source","deployment_model":"self_hosted","kubernetes_native":true,"experiment_as_code":true,"fault_injection_scope":"kubernetes/container","observability_integration":true}` | `{"open_source":true,"pricing_model":"open_source","deployment_model":"self_hosted","experiment_as_code":true,"blast_radius_control":true,"fault_injection_scope":"network"}` |
| integrations.count | 7 | 1 |
| integrations.list | `[{"name":"Kubernetes"},{"name":"OpenStack"},{"name":"AWS"},{"name":"Azure"},{"name":"GCP"},{"name":"Prometheus"},{"name":"Datadog"}]` | `[{"name":"Ruby"}]` |
| language.primary | Python | Go |
| license.spdx | Apache-2.0 | MIT |
| market.availability | - | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true}` | `{"cli":true,"mac":true,"linux":true,"windows":true}` |
| pricing | `{"type":"open_source","freeTier":true,"sourceUrl":"https://github.com/pricing","retrievedAt":"2026-08-18T12:47:42.590Z"}` | `{"type":"open_source","sourceUrl":"https://github.com/pricing","retrievedAt":"2026-10-14T21:34:52.190Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | open_source | open_source |
| pricing.price_level | free | free |
| pricing.transparent | yes | yes |
| release.cadence_days | 4 | 74 |
| release.history | `[{"url":"https://github.com/powerfulseal/powerfulseal/releases/tag/3.3.0","date":"2021-09-17T16:53:43Z","type":"stable","version":"3.3.0"},{"url":"https://github.com/powerfulseal/powerfulseal/releases/tag/3.2.0","date":"2021-04-06T09:47:13Z","type":"stable","version":"3.2.0"},{"url":"https://github.com/powerfulseal/powerfulseal/releases/tag/3.1.1","date":"2020-08-25T09:35:54Z","type":"stable","version":"3.1.1"},{"url":"https://github.com/powerfulseal/powerfulseal/releases/tag/3.1.0","date":"2020-08-23T10:20:05Z","type":"stable","version":"3.1.0"},{"url":"https://github.com/powerfulseal/powerfulseal/releases/tag/3.0.1","date":"2020-08-06T15:00:50Z","type":"stable","version":"3.0.1"},{"url":"https://github.com/powerfulseal/powerfulseal/releases/tag/3.0.0","date":"2020-08-05T11:59:31Z","type":"stable","version":"3.0.0"},{"url":"https://github.com/powerfulseal/powerfulseal/releases/tag/3.0.0rc13","date":"2020-08-05T10:19:25Z","type":"prerelease","version":"3.0.0rc13"},{"url":"https://github.com/powerfulseal/powerfulseal/releases/tag/3.0.0rc12","date":"2020-07-22T09:11:55Z","type":"prerelease","version":"3.0.0rc12"},{"url":"https://github.com/powerfulseal/powerfulseal/releases/tag/3.0.0rc11","date":"2020-07-16T11:07:58Z","type":"prerelease","version":"3.0.0rc11"},{"url":"https://github.com/powerfulseal/powerfulseal/releases/tag/3.0.0rc10","date":"2020-07-14T11:16:49Z","type":"prerelease","version":"3.0.0rc10"},{"url":"https://github.com/powerfulseal/powerfulseal/releases/tag/3.0.0rc9","date":"2020-06-15T18:01:14Z","type":"prerelease","version":"3.0.0rc9"},{"url":"https://github.com/powerfulseal/powerfulseal/releases/tag/3.0.0rc8","date":"2020-06-10T13:52:48Z","type":"prerelease","version":"3.0.0rc8"},{"url":"https://github.com/powerfulseal/powerfulseal/releases/tag/3.0.0rc4","date":"2020-06-10T08:00:59Z","type":"prerelease","version":"3.0.0rc4"},{"url":"https://github.com/powerfulseal/powerfulseal/releases/tag/3.0.0rc3","date":"2020-06-09T19:15:17Z","type":"prerelease","version":"3.0.0rc3"},{"url":"https://github.com/powerfulseal/powerfulseal/releases/tag/3.0.0rc2","date":"2020-06-09T18:50:11Z","type":"prerelease","version":"3.0.0rc2"},{"url":"https://github.com/powerfulseal/powerfulseal/releases/tag/3.0.0rc1","date":"2020-06-09T15:08:41Z","type":"prerelease","version":"3.0.0rc1"},{"url":"https://github.com/powerfulseal/powerfulseal/releases/tag/3.0.0rc0","date":"2020-06-05T13:20:26Z","type":"prerelease","version":"3.0.0rc0"},{"url":"https://github.com/powerfulseal/powerfulseal/releases/tag/2.9.1","date":"2020-06-02T22:13:39Z","type":"stable","version":"2.9.1"},{"url":"https://github.com/powerfulseal/powerfulseal/releases/tag/2.9.0","date":"2020-04-04T10:07:50Z","type":"stable","version":"2.9.0"},{"url":"https://github.com/powerfulseal/powerfulseal/releases/tag/2.8.0","date":"2019-11-20T08:36:05Z","type":"stable","version":"2.8.0"}]` | `[{"url":"https://github.com/Shopify/toxiproxy/releases/tag/v2.13.0","date":"2026-10-14T18:26:53Z","type":"stable","version":"v2.13.0"},{"url":"https://github.com/Shopify/toxiproxy/releases/tag/v2.12.0","date":"2025-03-18T13:12:45Z","type":"stable","version":"v2.12.0"},{"url":"https://github.com/Shopify/toxiproxy/releases/tag/v2.11.0","date":"2024-10-16T19:26:12Z","type":"stable","version":"v2.11.0"},{"url":"https://github.com/Shopify/toxiproxy/releases/tag/v2.10.0","date":"2024-10-08T17:50:37Z","type":"stable","version":"v2.10.0"},{"url":"https://github.com/Shopify/toxiproxy/releases/tag/v2.9.0","date":"2024-03-12T18:35:45Z","type":"stable","version":"v2.9.0"},{"url":"https://github.com/Shopify/toxiproxy/releases/tag/v2.8.0","date":"2024-02-27T20:31:13Z","type":"stable","version":"v2.8.0"},{"url":"https://github.com/Shopify/toxiproxy/releases/tag/v2.7.0","date":"2023-10-25T15:03:55Z","type":"stable","version":"v2.7.0"},{"url":"https://github.com/Shopify/toxiproxy/releases/tag/v2.6.0","date":"2023-08-22T16:02:08Z","type":"stable","version":"v2.6.0"},{"url":"https://github.com/Shopify/toxiproxy/releases/tag/v2.5.0","date":"2022-09-10T12:10:32Z","type":"stable","version":"v2.5.0"},{"url":"https://github.com/Shopify/toxiproxy/releases/tag/v2.4.0","date":"2022-03-07T16:23:51Z","type":"stable","version":"v2.4.0"},{"url":"https://github.com/Shopify/toxiproxy/releases/tag/v2.3.0","date":"2021-12-23T12:22:50Z","type":"stable","version":"v2.3.0"},{"url":"https://github.com/Shopify/toxiproxy/releases/tag/v2.2.0","date":"2021-10-17T16:32:33Z","type":"stable","version":"v2.2.0"},{"url":"https://github.com/Shopify/toxiproxy/releases/tag/v2.1.7","date":"2021-09-23T15:00:38Z","type":"stable","version":"v2.1.7"},{"url":"https://github.com/Shopify/toxiproxy/releases/tag/v2.1.6","date":"2021-09-23T12:35:53Z","type":"stable","version":"v2.1.6"},{"url":"https://github.com/Shopify/toxiproxy/releases/tag/v2.1.5","date":"2021-09-01T16:00:02Z","type":"stable","version":"v2.1.5"},{"url":"https://github.com/Shopify/toxiproxy/releases/tag/v2.1.5-pre","date":"2021-09-01T11:15:45Z","type":"prerelease","version":"v2.1.5-pre"},{"url":"https://github.com/Shopify/toxiproxy/releases/tag/v2.1.4","date":"2019-01-22T15:27:12Z","type":"stable","version":"v2.1.4"},{"url":"https://github.com/Shopify/toxiproxy/releases/tag/v2.1.3","date":"2018-03-05T23:45:13Z","type":"stable","version":"v2.1.3"},{"url":"https://github.com/Shopify/toxiproxy/releases/tag/v2.1.2","date":"2017-07-10T13:42:37Z","type":"stable","version":"v2.1.2"},{"url":"https://github.com/Shopify/toxiproxy/releases/tag/v2.1.2rc1","date":"2017-06-29T17:47:23Z","type":"prerelease","version":"v2.1.2rc1"}]` |
| security.disclosure_policy | - | yes |
| security.scorecard | 4.2 | 6.8 |
| security.trust_center | https://github.com/security | https://github.com/security |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=go&package_name=github.com%2Fpowerfulseal%2Fpowerfulseal&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%2FShopify%2Ftoxiproxy&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Chaos Engineering)

| Capability | PowerfulSeal | Toxiproxy |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Fault injection scope | Kubernetes/container | Network |
| Blast radius control | - | ✓ |
| Automated abort safety | - | - |
| Kubernetes native | ✓ | - |
| Scheduling gameday orchestration | - | - |
| Observability integration | ✓ | - |
| Experiment as code | ✓ | ✓ |
| Agent based | - | - |
| RBAC access control | - | - |
| Deployment model | Self hosted | Self hosted |
| SOC2 | - | - |
| Open source | ✓ | ✓ |
| Pricing model | Open source | Open source |

*Source: vioscaleAI. Generated 2026-10-16T19:29:03.160Z. "-" = undocumented, not absent.*