# Mocha vs Nightwatch

**Leader by Vioscale score:** Mocha

| Attribute | Mocha | Nightwatch |
|---|---|---|
| **Vioscale score** | 70 (43% (low)) | 57.4 (78% (high)) |
| activity.commits_last_30d | 33 | 0 |
| adoption.dependent_repos | 683,562 | 36,492 |
| adoption.github_stars | 22,905 | 11,956 |
| adoption.package_downloads_weekly | - | 122,500 |
| deployment.options | - | `{"cloud":true}` |
| description.long | A JavaScript test framework that runs on Node.js and in browser environments. It provides flexible test execution with serial runs for accurate error mapping and reporting. | A comprehensive testing framework that supports unit, integration, and end-to-end testing across web browsers, mobile web, and native iOS and Android applications with built-in debugging tools, visual regression testing, and API testing capabilities. |
| features.capabilities | `{"languages":"JavaScript","assertions":true,"ci_integration":true,"parallel_execution":false}` | `{"mocking":true,"coverage":false,"protocol":"w3c_webdriver","languages":"JavaScript/Node.js","assertions":true,"open_source":true,"ci_integration":true,"auto_wait_retry":true,"no_code_recorder":true,"snapshot_testing":true,"cloud_grid_hosted":true,"real_device_cloud":true,"visual_regression":"pixel-diff","browser_automation":true,"parallel_execution":true,"network_interception":true,"ci_cd_integration_breadth":"moderate"}` |
| integrations.count | - | 9 |
| integrations.list | - | `[{"name":"BrowserStack"},{"name":"Jenkins"},{"name":"Chrome"},{"name":"Mocha"},{"name":"Chai"},{"name":"Sinon"},{"name":"Express"},{"name":"Supertest"},{"name":"Axe"},{"name":"JIMP"},{"name":"Microsoft Edge"},{"name":"Percy"},{"name":"Drupal"}]` |
| language.primary | JavaScript | JavaScript |
| license.spdx | MIT | MIT |
| platform.support | `{"cli":true,"web":true}` | `{"ios":true,"web":true,"android":true}` |
| pricing | `{"type":"free","freeTier":true,"sourceUrl":"https://mochajs.org","retrievedAt":"2026-08-03T13:02:12.656Z"}` | `{"type":"open_source","freeTier":true,"sourceUrl":"https://nightwatchjs.org","retrievedAt":"2026-08-24T22:39:51.928Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | free | open_source |
| pricing.price_level | free | free |
| pricing.transparent | yes | - |
| release.cadence_days | 4 | 19 |
| release.history | `[{"url":"https://github.com/mochajs/mocha/releases/tag/v12.0.0-rc.6","date":"2026-08-09T17:12:33Z","type":"prerelease","version":"v12.0.0-rc.6"},{"url":"https://github.com/mochajs/mocha/releases/tag/v11.8.0","date":"2026-08-02T19:18:40Z","type":"stable","version":"v11.8.0"},{"url":"https://github.com/mochajs/mocha/releases/tag/v12.0.0-rc.5","date":"2026-07-23T14:57:35Z","type":"prerelease","version":"v12.0.0-rc.5"},{"url":"https://github.com/mochajs/mocha/releases/tag/v12.0.0-rc.4","date":"2026-07-23T13:24:41Z","type":"prerelease","version":"v12.0.0-rc.4"},{"url":"https://github.com/mochajs/mocha/releases/tag/v12.0.0-rc.3","date":"2026-07-23T12:39:55Z","type":"prerelease","version":"v12.0.0-rc.3"},{"url":"https://github.com/mochajs/mocha/releases/tag/v12.0.0-rc.2","date":"2026-07-21T12:03:00Z","type":"prerelease","version":"v12.0.0-rc.2"},{"url":"https://github.com/mochajs/mocha/releases/tag/v12.0.0-rc.1","date":"2026-06-20T15:56:44Z","type":"prerelease","version":"v12.0.0-rc.1"},{"url":"https://github.com/mochajs/mocha/releases/tag/v11.7.7","date":"2026-06-14T13:28:54Z","type":"stable","version":"v11.7.7"},{"url":"https://github.com/mochajs/mocha/releases/tag/v12.0.0-beta-9.6","date":"2026-06-11T01:01:32Z","type":"prerelease","version":"v12.0.0-beta-9.6"},{"url":"https://github.com/mochajs/mocha/releases/tag/v12.0.0-beta-9.5","date":"2026-06-06T19:19:56Z","type":"prerelease","version":"v12.0.0-beta-9.5"},{"url":"https://github.com/mochajs/mocha/releases/tag/v11.7.6","date":"2026-05-18T04:06:46Z","type":"stable","version":"v11.7.6"},{"url":"https://github.com/mochajs/mocha/releases/tag/v12.0.0-beta-9.4","date":"2026-05-16T16:19:46Z","type":"prerelease","version":"v12.0.0-beta-9.4"},{"url":"https://github.com/mochajs/mocha/releases/tag/v12.0.0-alpha-issue-5899.4","date":"2026-05-02T20:51:37Z","type":"prerelease","version":"v12.0.0-alpha-issue-5899.4"},{"url":"https://github.com/mochajs/mocha/releases/tag/v12.0.0-alpha-issue-5899.3","date":"2026-05-02T20:37:48Z","type":"prerelease","version":"v12.0.0-alpha-issue-5899.3"},{"url":"https://github.com/mochajs/mocha/releases/tag/v12.0.0-alpha-issue-5899.2","date":"2026-05-02T20:24:57Z","type":"prerelease","version":"v12.0.0-alpha-issue-5899.2"},{"url":"https://github.com/mochajs/mocha/releases/tag/v12.0.0-alpha-issue-5899.1","date":"2026-05-02T19:54:20Z","type":"prerelease","version":"v12.0.0-alpha-issue-5899.1"},{"url":"https://github.com/mochajs/mocha/releases/tag/v12.0.0-beta-9.3","date":"2026-04-28T00:47:05Z","type":"prerelease","version":"v12.0.0-beta-9.3"},{"url":"https://github.com/mochajs/mocha/releases/tag/v12.0.0-beta-9.2","date":"2026-04-03T02:13:47Z","type":"prerelease","version":"v12.0.0-beta-9.2"},{"url":"https://github.com/mochajs/mocha/releases/tag/v12.0.0-beta-10","date":"2026-02-21T02:57:38Z","type":"prerelease","version":"v12.0.0-beta-10"},{"url":"https://github.com/mochajs/mocha/releases/tag/v12.0.0-beta-9","date":"2026-02-13T17:37:06Z","type":"prerelease","version":"v12.0.0-beta-9"}]` | `[{"url":"https://github.com/nightwatchjs/nightwatch/releases/tag/v3.16.0","date":"2026-05-25T14:52:04Z","type":"stable","version":"v3.16.0"},{"url":"https://github.com/nightwatchjs/nightwatch/releases/tag/v3.15.0","date":"2026-01-21T16:03:35Z","type":"stable","version":"v3.15.0"},{"url":"https://github.com/nightwatchjs/nightwatch/releases/tag/v3.14.0","date":"2025-12-23T12:45:27Z","type":"stable","version":"v3.14.0"},{"url":"https://github.com/nightwatchjs/nightwatch/releases/tag/v3.13.0","date":"2025-12-09T14:25:04Z","type":"stable","version":"v3.13.0"},{"url":"https://github.com/nightwatchjs/nightwatch/releases/tag/v3.12.3","date":"2025-10-28T10:33:32Z","type":"stable","version":"v3.12.3"},{"url":"https://github.com/nightwatchjs/nightwatch/releases/tag/v3.12.2","date":"2025-06-06T10:37:24Z","type":"stable","version":"v3.12.2"},{"url":"https://github.com/nightwatchjs/nightwatch/releases/tag/v3.12.1","date":"2025-03-18T20:52:32Z","type":"stable","version":"v3.12.1"},{"url":"https://github.com/nightwatchjs/nightwatch/releases/tag/v3.12.0","date":"2025-03-06T19:06:20Z","type":"stable","version":"v3.12.0"},{"url":"https://github.com/nightwatchjs/nightwatch/releases/tag/v3.11.1","date":"2025-02-15T18:07:13Z","type":"stable","version":"v3.11.1"},{"url":"https://github.com/nightwatchjs/nightwatch/releases/tag/v3.11.0","date":"2025-01-16T18:45:31Z","type":"stable","version":"v3.11.0"},{"url":"https://github.com/nightwatchjs/nightwatch/releases/tag/v3.10.2","date":"2025-01-07T13:31:44Z","type":"stable","version":"v3.10.2"},{"url":"https://github.com/nightwatchjs/nightwatch/releases/tag/v3.10.1","date":"2025-01-06T10:52:31Z","type":"stable","version":"v3.10.1"},{"url":"https://github.com/nightwatchjs/nightwatch/releases/tag/v3.10.0","date":"2025-01-01T14:25:46Z","type":"stable","version":"v3.10.0"},{"url":"https://github.com/nightwatchjs/nightwatch/releases/tag/v3.9.0","date":"2024-11-11T18:42:17Z","type":"stable","version":"v3.9.0"},{"url":"https://github.com/nightwatchjs/nightwatch/releases/tag/v3.8.1","date":"2024-10-25T19:00:49Z","type":"stable","version":"v3.8.1"},{"url":"https://github.com/nightwatchjs/nightwatch/releases/tag/v3.8.0","date":"2024-10-22T16:48:09Z","type":"stable","version":"v3.8.0"},{"url":"https://github.com/nightwatchjs/nightwatch/releases/tag/v3.7.0","date":"2024-07-24T10:00:14Z","type":"stable","version":"v3.7.0"},{"url":"https://github.com/nightwatchjs/nightwatch/releases/tag/v3.6.4","date":"2024-07-09T09:47:09Z","type":"stable","version":"v3.6.4"},{"url":"https://github.com/nightwatchjs/nightwatch/releases/tag/v3.6.3","date":"2024-05-22T10:52:39Z","type":"stable","version":"v3.6.3"},{"url":"https://github.com/nightwatchjs/nightwatch/releases/tag/v3.6.2","date":"2024-05-10T11:51:25Z","type":"stable","version":"v3.6.2"}]` |
| reliability.status_page | - | yes |
| security.scorecard | 7.3 | 4 |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=mocha&per_page=100","last_12m":0,"max_severity":null}` | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=nightwatch&per_page=100","last_12m":0,"max_severity":null}` |

## Capabilities (Testing Tools)

| Capability | Mocha | Nightwatch |
|---|:--:|:--:|
| **Core** |  |  |
| Test types | - | - |
| Browser automation | - | ✓ |
| Built-in assertion library | ✓ | ✓ |
| Languages | JavaScript | JavaScript/Node.js |
| **Isolation** |  |  |
| Mocking / stubbing | - | ✓ |
| **Techniques** |  |  |
| Snapshot testing | - | ✓ |
| **Performance** |  |  |
| Parallel execution | ✗ | ✓ |
| **Insight** |  |  |
| Code coverage | - | ✗ |
| **DX** |  |  |
| Watch mode | - | - |
| **Ops** |  |  |
| CI integration | ✓ | ✓ |

*Source: Vioscale. Generated 2026-09-01T15:16:08.817Z. "-" = undocumented, not absent.*