# json-server vs Traffic Parrot

**Leader by vioscaleAI score:** json-server

| Attribute | json-server | Traffic Parrot |
|---|---|---|
| **vioscaleAI score** | 62.5 (64% (medium)) | 52.4 (72% (medium)) |
| adoption.dependent_repos | 85,674 | - |
| adoption.github_stars | 75,731 | - |
| content.faq | `[{"answer":"An open-source tool that generates a full-featured REST API server from a JSON or JSON5 file, enabling rapid prototyping and testing without backend development. It is indexed under API Mocking.","source":"https://github.com/pricing","question":"What is json-server?","confidence":0.6},{"answer":"json-server 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 json-server free to use?","confidence":0.6},{"answer":"json-server supports the web 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 json-server support?","confidence":0.6},{"answer":"Yes. json-server can be deployed self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://github.com/pricing","question":"Can json-server be self-hosted?","confidence":0.6},{"answer":"Yes. json-server 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/typicode/json-server","question":"Is json-server open source?","confidence":0.95}]` | `[{"answer":"A tool that mocks APIs, services, and backend systems locally to accelerate development and testing workflows by removing dependencies on external services and eliminating delays caused by API quotas or unavailable third-party systems. It is indexed under API Mocking.","source":"https://trafficparrot.com","question":"What is Traffic Parrot?","confidence":0.6},{"answer":"Traffic Parrot does not publish its prices. Pricing is quoted on request, so the figure depends on your seat count and requirements. We record this as a pricing-transparency signal rather than guessing a number. Pricing changes often, so verify at source before relying on it.","source":"https://trafficparrot.com/articles/service-virtualization-pricing-licensing-models.html","question":"How much does Traffic Parrot cost?","confidence":0.6},{"answer":"Traffic Parrot 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://trafficparrot.com","question":"What platforms does Traffic Parrot support?","confidence":0.6},{"answer":"Yes. Traffic Parrot can be deployed cloud / SaaS and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://trafficparrot.com","question":"Can Traffic Parrot be self-hosted?","confidence":0.6},{"answer":"We have confirmed 19 integrations for Traffic Parrot, including WireMock, Mountebank, Selenium, Cucumber, JUnit, JMeter, SoapUI and Jenkins, plus 11 more. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://trafficparrot.com","question":"What does Traffic Parrot integrate with?","confidence":0.6},{"answer":"We have independently confirmed GDPR for Traffic Parrot. Certifications we do not list are ones we have not been able to verify from public sources, which is not the same as Traffic Parrot not holding them. Always confirm compliance directly before you rely on it.","source":"https://trafficparrot.com/privacy-policy.html","question":"What security certifications does Traffic Parrot have?","confidence":0.7},{"answer":"Traffic Parrot is available worldwide. The vendor is headquartered in the United Kingdom.","source":"https://trafficparrot.com/articles/service-virtualization-pricing-licensing-models.html","question":"Where is Traffic Parrot available?","confidence":0.75}]` |
| deployment.options | `{"self_hosted":true}` | `{"self_hosted":true}` |
| description.long | An open-source tool that generates a full-featured REST API server from a JSON or JSON5 file, enabling rapid prototyping and testing without backend development. | A tool that lets developers and QA teams simulate APIs, services, and systems on their local machines for faster development cycles and better test coverage. Supports gRPC microservices via Docker containers or CLI, with configuration stored as JSON files for version control and CI/CD integration. |
| features.capabilities | `{"deployment":"cli_binary","open_source":true,"mocking_mode":"static","pricing_model":"open_source","market_segment":"dev-tool"}` | `{"admin_api":true,"deployment":"docker","open_source":false,"mocking_mode":"record_replay","pricing_model":"subscription","market_segment":"dev-tool","ci_cd_integration":true,"proxy_passthrough":true,"stateful_scenarios":true,"collaboration_sharing":true,"fault_chaos_injection":true,"legacy_protocol_virtualization":true}` |
| integrations.count | - | 13 |
| integrations.list | - | `[{"name":"WireMock"},{"name":"Mountebank"},{"name":"Selenium"},{"name":"Cucumber"},{"name":"JUnit"},{"name":"JMeter"},{"name":"SoapUI"},{"name":"Jenkins"},{"name":"GitHub"},{"name":"Maven"},{"name":"Gradle"},{"name":"SauceLabs"},{"name":"Perfecto"},{"name":"Load Runner"},{"name":"ACCELQ"},{"name":"TestComplete"},{"name":"Claude Code","native":true,"direction":"bidirectional"},{"name":"GitHub Copilot CLI","native":true,"direction":"bidirectional"},{"name":"Cursor","native":true,"direction":"bidirectional"},{"name":"Antigravity","native":true,"direction":"bidirectional"}]` |
| language.primary | JavaScript | - |
| license.spdx | MIT | - |
| market.availability | - | `{"hqCountry":"GB","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| platform.support | `{"cli":true,"web":true}` | `{"cli":true,"mac":true,"web":true,"linux":true,"windows":true}` |
| pricing | `{"type":"open_source","summary":"Free, open-source","freeTier":true,"sourceUrl":"https://github.com/pricing","retrievedAt":"2026-08-17T21:30:41.016Z"}` | `{"type":"quote","summary":"Flexible licensing models; free tier available (3 custom mocks created at no charge)","currency":"USD","freeTier":true,"sourceUrl":"https://trafficparrot.com/articles/service-virtualization-pricing-licensing-models.html","retrievedAt":"2026-08-17T21:30:41.406Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | open_source | quote |
| pricing.price_level | free | low |
| pricing.transparent | yes | no |
| release.cadence_days | 6 | - |
| release.history | `[{"url":"https://github.com/typicode/json-server/releases/tag/v1.0.0-beta.15","date":"2026-03-23T19:40:05Z","type":"stable","version":"v1.0.0-beta.15"},{"url":"https://github.com/typicode/json-server/releases/tag/v1.0.0-beta.14","date":"2026-03-20T15:15:06Z","type":"stable","version":"v1.0.0-beta.14"},{"url":"https://github.com/typicode/json-server/releases/tag/v1.0.0-beta.13","date":"2026-03-13T00:36:40Z","type":"stable","version":"v1.0.0-beta.13"},{"url":"https://github.com/typicode/json-server/releases/tag/v1.0.0-beta.12","date":"2026-02-28T00:44:28Z","type":"stable","version":"v1.0.0-beta.12"},{"url":"https://github.com/typicode/json-server/releases/tag/v1.0.0-beta.10","date":"2026-02-26T22:49:44Z","type":"stable","version":"v1.0.0-beta.10"},{"url":"https://github.com/typicode/json-server/releases/tag/v1.0.0-beta.9","date":"2026-02-19T23:37:59Z","type":"stable","version":"v1.0.0-beta.9"},{"url":"https://github.com/typicode/json-server/releases/tag/v1.0.0-beta.8","date":"2026-02-19T23:08:52Z","type":"stable","version":"v1.0.0-beta.8"},{"url":"https://github.com/typicode/json-server/releases/tag/v1.0.0-beta.7","date":"2026-02-19T22:46:20Z","type":"stable","version":"v1.0.0-beta.7"},{"url":"https://github.com/typicode/json-server/releases/tag/v1.0.0-beta.6","date":"2026-02-14T22:48:17Z","type":"stable","version":"v1.0.0-beta.6"},{"url":"https://github.com/typicode/json-server/releases/tag/v1.0.0-beta.5","date":"2026-01-22T09:26:14Z","type":"stable","version":"v1.0.0-beta.5"},{"url":"https://github.com/typicode/json-server/releases/tag/v1.0.0-beta.4","date":"2026-01-21T22:57:31Z","type":"stable","version":"v1.0.0-beta.4"},{"url":"https://github.com/typicode/json-server/releases/tag/v1.0.0-beta.3","date":"2024-09-24T13:21:29Z","type":"stable","version":"v1.0.0-beta.3"},{"url":"https://github.com/typicode/json-server/releases/tag/v1.0.0-beta.2","date":"2024-08-19T13:12:26Z","type":"stable","version":"v1.0.0-beta.2"},{"url":"https://github.com/typicode/json-server/releases/tag/v1.0.0-beta.1","date":"2024-06-04T10:10:16Z","type":"stable","version":"v1.0.0-beta.1"},{"url":"https://github.com/typicode/json-server/releases/tag/v1.0.0-beta.0","date":"2024-05-13T13:29:13Z","type":"stable","version":"v1.0.0-beta.0"},{"url":"https://github.com/typicode/json-server/releases/tag/v1.0.0-alpha.23","date":"2024-01-26T17:34:24Z","type":"stable","version":"v1.0.0-alpha.23"},{"url":"https://github.com/typicode/json-server/releases/tag/v1.0.0-alpha.22","date":"2024-01-22T15:08:04Z","type":"stable","version":"v1.0.0-alpha.22"},{"url":"https://github.com/typicode/json-server/releases/tag/v1.0.0-alpha.21","date":"2024-01-13T22:50:00Z","type":"stable","version":"v1.0.0-alpha.21"},{"url":"https://github.com/typicode/json-server/releases/tag/v1.0.0-alpha.20","date":"2024-01-13T01:43:42Z","type":"stable","version":"v1.0.0-alpha.20"},{"url":"https://github.com/typicode/json-server/releases/tag/v1.0.0-alpha.19","date":"2024-01-12T00:10:55Z","type":"stable","version":"v1.0.0-alpha.19"}]` | - |
| security.gdpr | - | yes |
| security.scorecard | 3.6 | - |
| security.trust_center | https://github.com/security | - |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=json-server&per_page=100","last_12m":0,"max_severity":null}` | - |

## Capabilities (API Mocking)

| Capability | json-server | Traffic Parrot |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Mocking mode | Static | Record replay |
| Stateful scenarios | - | ✓ |
| Fault chaos injection | - | ✓ |
| Openapi import | - | - |
| Proxy passthrough | - | ✓ |
| Admin API | - | ✓ |
| Deployment | CLI binary | Docker |
| Legacy protocol virtualization | - | ✓ |
| Collaboration sharing | - | ✓ |
| Ci cd integration | - | ✓ |
| Open source | ✓ | ✗ |
| Market segment | Dev tool | Dev tool |
| Pricing model | Open source | Subscription |

*Source: vioscaleAI. Generated 2026-10-16T19:17:47.446Z. "-" = undocumented, not absent.*