# Nock vs Parasoft Virtualize

**Leader by Vioscale score:** Nock

| Attribute | Nock | Parasoft Virtualize |
|---|---|---|
| **Vioscale score** | 62.8 (43% (low)) | 31 (8% (low)) |
| activity.commits_last_30d | 1 | - |
| adoption.dependent_repos | 130,286 | - |
| adoption.github_stars | 13,120 | - |
| description.long | An open-source library that allows developers to test modules making HTTP requests without external dependencies by mocking server responses. | Virtualize enables teams to mock unavailable or incomplete dependencies, allowing continuous testing without waiting for external services. The platform supports over 120 protocols and message formats, including REST, SOAP, JMS, MQ, and Kafka, with capabilities for stateful interactions and complex workflows. It integrates with CI/CD pipelines and LLM-based AI workflows. |
| integrations.count | - | 11 |
| integrations.list | - | `[{"name":"REST"},{"name":"SOAP"},{"name":"JMS"},{"name":"MQ"},{"name":"JDBC"},{"name":"Kafka"},{"name":"gRPC"},{"name":"Jenkins"},{"name":"Azure DevOps"},{"name":"TeamCity"},{"name":"Bamboo"}]` |
| language.primary | JavaScript | - |
| license.spdx | MIT | - |
| market.availability | - | `{"hqCountry":"US","primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` |
| pricing | `{"type":"open_source","sourceUrl":"https://github.com/pricing","retrievedAt":"2026-08-17T21:34:27.505Z"}` | - |
| pricing.model | commercial | commercial |
| pricing.price_level | free | - |
| release.cadence_days | 9 | - |
| release.history | `[{"url":"https://github.com/nock/nock/releases/tag/v14.0.17","date":"2026-07-30T18:31:48Z","type":"stable","version":"v14.0.17"},{"url":"https://github.com/nock/nock/releases/tag/v15.0.0-beta.14","date":"2026-07-22T20:30:03Z","type":"prerelease","version":"v15.0.0-beta.14"},{"url":"https://github.com/nock/nock/releases/tag/v15.0.0-beta.13","date":"2026-07-22T20:25:54Z","type":"prerelease","version":"v15.0.0-beta.13"},{"url":"https://github.com/nock/nock/releases/tag/v14.0.16","date":"2026-06-26T07:56:17Z","type":"stable","version":"v14.0.16"},{"url":"https://github.com/nock/nock/releases/tag/v15.0.0-beta.12","date":"2026-05-13T17:49:47Z","type":"prerelease","version":"v15.0.0-beta.12"},{"url":"https://github.com/nock/nock/releases/tag/v15.0.0-beta.11","date":"2026-05-07T19:33:41Z","type":"prerelease","version":"v15.0.0-beta.11"},{"url":"https://github.com/nock/nock/releases/tag/v14.0.15","date":"2026-05-07T14:32:05Z","type":"stable","version":"v14.0.15"},{"url":"https://github.com/nock/nock/releases/tag/v14.0.14","date":"2026-04-30T19:55:09Z","type":"stable","version":"v14.0.14"},{"url":"https://github.com/nock/nock/releases/tag/v14.0.13","date":"2026-04-20T20:49:07Z","type":"stable","version":"v14.0.13"},{"url":"https://github.com/nock/nock/releases/tag/v14.0.12","date":"2026-04-05T20:18:44Z","type":"stable","version":"v14.0.12"},{"url":"https://github.com/nock/nock/releases/tag/v15.0.0-beta.10","date":"2026-02-27T11:45:30Z","type":"prerelease","version":"v15.0.0-beta.10"},{"url":"https://github.com/nock/nock/releases/tag/v15.0.0-beta.9","date":"2026-02-14T22:32:01Z","type":"prerelease","version":"v15.0.0-beta.9"},{"url":"https://github.com/nock/nock/releases/tag/v15.0.0-beta.8","date":"2026-02-09T20:35:05Z","type":"prerelease","version":"v15.0.0-beta.8"},{"url":"https://github.com/nock/nock/releases/tag/v14.0.11","date":"2026-02-09T19:51:20Z","type":"stable","version":"v14.0.11"},{"url":"https://github.com/nock/nock/releases/tag/v15.0.0-beta.7","date":"2025-11-29T20:46:37Z","type":"prerelease","version":"v15.0.0-beta.7"},{"url":"https://github.com/nock/nock/releases/tag/v15.0.0","date":"2025-09-29T21:26:04Z","type":"prerelease","version":"v15.0.0"},{"url":"https://github.com/nock/nock/releases/tag/v15.0.0-beta.6","date":"2025-08-26T19:32:51Z","type":"prerelease","version":"v15.0.0-beta.6"},{"url":"https://github.com/nock/nock/releases/tag/v14.0.10","date":"2025-08-12T15:45:02Z","type":"stable","version":"v14.0.10"},{"url":"https://github.com/nock/nock/releases/tag/v14.0.9","date":"2025-08-07T16:55:41Z","type":"stable","version":"v14.0.9"},{"url":"https://github.com/nock/nock/releases/tag/v14.0.8","date":"2025-08-01T06:24:34Z","type":"stable","version":"v14.0.8"}]` | - |
| security.scorecard | 5.3 | - |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=nock&per_page=100","last_12m":0,"max_severity":null}` | - |

## Capabilities (API Mocking)

| Capability | Nock | Parasoft Virtualize |
|---|:--:|:--:|
| **Capabilities** |  |  |
| Mocking mode | - | - |
| Stateful scenarios | - | - |
| Fault chaos injection | - | - |
| Openapi import | - | - |
| Proxy passthrough | - | - |
| Admin API | - | - |
| Deployment | - | - |
| Legacy protocol virtualization | - | - |
| Collaboration sharing | - | - |
| Ci cd integration | - | - |
| Open source | - | - |
| Market segment | - | - |
| Pricing model | - | - |

*Source: Vioscale. Generated 2026-09-01T17:26:15.317Z. "-" = undocumented, not absent.*