# JUnit vs Puppeteer

**Leader by vioscaleAI score:** Puppeteer

| Attribute | JUnit | Puppeteer |
|---|---|---|
| **vioscaleAI score** | 59.7 (43% (low)) | 72.3 (66% (medium)) |
| activity.commits_last_30d | 63 | 74 |
| adoption.dependent_repos | 569 | 144,056 |
| adoption.github_stars | 7,058 | 95,682 |
| adoption.package_downloads_weekly | - | 11,510,272 |
| content.faq | `[{"answer":"A modern testing framework for Java that provides a foundation for developer-side testing and supports multiple testing approaches. It is indexed under Testing Tools.","source":"https://junit.org","question":"What is JUnit?","confidence":0.6},{"answer":"JUnit is open source, so it can be self-hosted and used at no licence cost. It is released under the EPL-2.0 licence. Pricing changes often, so verify at source before relying on it.","source":"https://junit.org","question":"Is JUnit free to use?","confidence":0.6},{"answer":"JUnit supports a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://junit.org","question":"What platforms does JUnit support?","confidence":0.6},{"answer":"Yes. JUnit can be deployed cloud / SaaS and self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://junit.org","question":"Can JUnit be self-hosted?","confidence":0.6},{"answer":"Yes. JUnit is published under the EPL-2.0 licence, a copyleft licence, so check its terms before embedding it in a closed-source product. Licence terms can change between releases, so verify against the repository for the version you intend to use.","source":"https://github.com/junit-team/junit5","question":"Is JUnit open source?","confidence":0.95}]` | `[{"answer":"Puppeteer provides programmatic control over browser instances, enabling automated navigation, interaction, and inspection of web pages through a high-level API. It supports both Chrome and Firefox and runs in headless mode by default. It is indexed under Testing Tools.","source":"https://pptr.dev/","question":"What is Puppeteer?","confidence":0.6},{"answer":"Puppeteer 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://pptr.dev/","question":"Is Puppeteer free to use?","confidence":0.6},{"answer":"Puppeteer supports the web and a command-line interface. Platforms we have not confirmed are simply not listed here rather than ruled out.","source":"https://pptr.dev/","question":"What platforms does Puppeteer support?","confidence":0.6},{"answer":"Yes. Puppeteer can be deployed self-hosted, so it does not have to run on the vendor's infrastructure.","source":"https://pptr.dev/","question":"Can Puppeteer be self-hosted?","confidence":0.6},{"answer":"We have confirmed 4 integrations for Puppeteer, including Chrome, Firefox, DevTools Protocol and WebDriver BiDi. This is what we could verify from public sources, so the vendor may support others we have not indexed.","source":"https://pptr.dev/","question":"What does Puppeteer integrate with?","confidence":0.6},{"answer":"Yes. Puppeteer 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/puppeteer/puppeteer","question":"Is Puppeteer open source?","confidence":0.99}]` |
| deployment.options | `{"self_hosted":true}` | `{"self_hosted":true}` |
| description.long | JUnit 6 is a contemporary testing framework for Java and JVM languages that enables developers to construct and run tests using a variety of methodologies. It requires Java 17 or higher and supports Kotlin 2.1 or later. | Provides programmatic control of Chrome and Firefox browsers for automation and testing through a JavaScript API. |
| features.capabilities | `{"coverage":true,"languages":"Java","assertions":true,"test_types":"unit","ci_integration":true}` | `{"coverage":true,"protocol":"cdp","languages":"JavaScript","open_source":true,"headless_mode":true,"auto_wait_retry":true,"browser_automation":true}` |
| integrations.count | - | 5 |
| integrations.list | - | `[{"name":"Chrome"},{"name":"Firefox"},{"name":"DevTools Protocol"},{"name":"WebDriver BiDi"},{"name":"chrome-devtools-mcp"}]` |
| language.primary | Java | TypeScript |
| license.spdx | EPL-2.0 | Apache-2.0 |
| market.availability | `{"primaryMarkets":[],"availabilityScope":"global","availableCountries":[],"notAvailableCountries":[]}` | - |
| platform.support | `{"cli":true}` | `{"cli":true,"web":true}` |
| pricing | `{"type":"open_source","freeTier":true,"sourceUrl":"https://junit.org","retrievedAt":"2026-08-14T11:07:09.209Z"}` | `{"type":"open_source","sourceUrl":"https://pptr.dev/","retrievedAt":"2026-09-10T16:07:42.951Z"}` |
| pricing.free_tier | yes | yes |
| pricing.model | open_source | open_source |
| pricing.price_level | free | free |
| pricing.transparent | yes | yes |
| release.cadence_days | 16 | - |
| release.history | `[{"url":"https://github.com/junit-team/junit-framework/releases/tag/r6.1.3","date":"2026-08-07T13:11:01Z","type":"stable","version":"r6.1.3"},{"url":"https://github.com/junit-team/junit-framework/releases/tag/r6.1.2","date":"2026-07-12T13:08:55Z","type":"stable","version":"r6.1.2"},{"url":"https://github.com/junit-team/junit-framework/releases/tag/r6.1.1","date":"2026-06-28T10:11:16Z","type":"stable","version":"r6.1.1"},{"url":"https://github.com/junit-team/junit-framework/releases/tag/r6.1.0","date":"2026-05-19T19:54:34Z","type":"stable","version":"r6.1.0"},{"url":"https://github.com/junit-team/junit-framework/releases/tag/r5.14.4","date":"2026-04-26T11:59:08Z","type":"stable","version":"r5.14.4"},{"url":"https://github.com/junit-team/junit-framework/releases/tag/r6.1.0-RC1","date":"2026-04-25T12:42:19Z","type":"prerelease","version":"r6.1.0-RC1"},{"url":"https://github.com/junit-team/junit-framework/releases/tag/r6.0.3","date":"2026-02-15T15:20:56Z","type":"stable","version":"r6.0.3"},{"url":"https://github.com/junit-team/junit-framework/releases/tag/r5.14.3","date":"2026-02-15T13:27:11Z","type":"stable","version":"r5.14.3"},{"url":"https://github.com/junit-team/junit-framework/releases/tag/r6.0.2","date":"2026-01-06T17:08:43Z","type":"stable","version":"r6.0.2"},{"url":"https://github.com/junit-team/junit-framework/releases/tag/r5.14.2","date":"2026-01-06T17:07:49Z","type":"stable","version":"r5.14.2"},{"url":"https://github.com/junit-team/junit-framework/releases/tag/r6.1.0-M1","date":"2025-11-17T17:35:56Z","type":"prerelease","version":"r6.1.0-M1"},{"url":"https://github.com/junit-team/junit-framework/releases/tag/r6.0.1","date":"2025-10-31T18:13:15Z","type":"stable","version":"r6.0.1"},{"url":"https://github.com/junit-team/junit-framework/releases/tag/r5.14.1","date":"2025-10-31T15:21:48Z","type":"stable","version":"r5.14.1"},{"url":"https://github.com/junit-team/junit-framework/releases/tag/r6.0.0","date":"2025-09-30T08:38:19Z","type":"stable","version":"r6.0.0"},{"url":"https://github.com/junit-team/junit-framework/releases/tag/r5.14.0","date":"2025-09-30T07:49:49Z","type":"stable","version":"r5.14.0"},{"url":"https://github.com/junit-team/junit-framework/releases/tag/r5.14.0-RC1","date":"2025-09-23T14:50:27Z","type":"prerelease","version":"r5.14.0-RC1"},{"url":"https://github.com/junit-team/junit-framework/releases/tag/r6.0.0-RC3","date":"2025-09-14T12:30:27Z","type":"prerelease","version":"r6.0.0-RC3"},{"url":"https://github.com/junit-team/junit-framework/releases/tag/r6.0.0-RC2","date":"2025-08-25T16:00:56Z","type":"prerelease","version":"r6.0.0-RC2"},{"url":"https://github.com/junit-team/junit-framework/releases/tag/r6.0.0-RC1","date":"2025-08-20T08:38:19Z","type":"prerelease","version":"r6.0.0-RC1"},{"url":"https://github.com/junit-team/junit-framework/releases/tag/r6.0.0-M2","date":"2025-07-22T08:54:16Z","type":"prerelease","version":"r6.0.0-M2"}]` | `[{"url":"https://github.com/puppeteer/puppeteer/releases/tag/puppeteer-v25.13.0","date":"2026-10-08T13:00:00Z","type":"stable","version":"puppeteer-v25.13.0"},{"url":"https://github.com/puppeteer/puppeteer/releases/tag/puppeteer-core-v25.13.0","date":"2026-10-08T13:00:01Z","type":"stable","version":"puppeteer-core-v25.13.0"},{"url":"https://github.com/puppeteer/puppeteer/releases/tag/browsers-v3.2.4","date":"2026-10-08T13:00:03Z","type":"stable","version":"browsers-v3.2.4"},{"url":"https://github.com/puppeteer/puppeteer/releases/tag/puppeteer-v25.12.0","date":"2026-09-23T12:52:04Z","type":"stable","version":"puppeteer-v25.12.0"},{"url":"https://github.com/puppeteer/puppeteer/releases/tag/puppeteer-core-v25.12.0","date":"2026-09-23T12:52:05Z","type":"stable","version":"puppeteer-core-v25.12.0"},{"url":"https://github.com/puppeteer/puppeteer/releases/tag/browsers-v3.2.3","date":"2026-09-23T12:52:06Z","type":"stable","version":"browsers-v3.2.3"},{"url":"https://github.com/puppeteer/puppeteer/releases/tag/puppeteer-v25.11.0","date":"2026-09-14T08:59:59Z","type":"stable","version":"puppeteer-v25.11.0"},{"url":"https://github.com/puppeteer/puppeteer/releases/tag/puppeteer-core-v25.11.0","date":"2026-09-14T09:00:00Z","type":"stable","version":"puppeteer-core-v25.11.0"},{"url":"https://github.com/puppeteer/puppeteer/releases/tag/puppeteer-v25.10.0","date":"2026-09-03T13:06:55Z","type":"stable","version":"puppeteer-v25.10.0"},{"url":"https://github.com/puppeteer/puppeteer/releases/tag/puppeteer-core-v25.10.0","date":"2026-09-03T13:06:56Z","type":"stable","version":"puppeteer-core-v25.10.0"},{"url":"https://github.com/puppeteer/puppeteer/releases/tag/browsers-v3.2.2","date":"2026-09-03T13:06:58Z","type":"stable","version":"browsers-v3.2.2"},{"url":"https://github.com/puppeteer/puppeteer/releases/tag/puppeteer-v25.9.0","date":"2026-08-25T07:40:50Z","type":"stable","version":"puppeteer-v25.9.0"},{"url":"https://github.com/puppeteer/puppeteer/releases/tag/puppeteer-core-v25.9.0","date":"2026-08-25T07:40:51Z","type":"stable","version":"puppeteer-core-v25.9.0"},{"url":"https://github.com/puppeteer/puppeteer/releases/tag/puppeteer-v25.8.0","date":"2026-08-17T09:12:45Z","type":"stable","version":"puppeteer-v25.8.0"},{"url":"https://github.com/puppeteer/puppeteer/releases/tag/puppeteer-core-v25.8.0","date":"2026-08-17T09:12:46Z","type":"stable","version":"puppeteer-core-v25.8.0"},{"url":"https://github.com/puppeteer/puppeteer/releases/tag/browsers-v3.2.1","date":"2026-08-17T09:12:47Z","type":"stable","version":"browsers-v3.2.1"},{"url":"https://github.com/puppeteer/puppeteer/releases/tag/puppeteer-v25.7.0","date":"2026-08-13T18:40:18Z","type":"stable","version":"puppeteer-v25.7.0"},{"url":"https://github.com/puppeteer/puppeteer/releases/tag/puppeteer-core-v25.7.0","date":"2026-08-13T18:40:19Z","type":"stable","version":"puppeteer-core-v25.7.0"},{"url":"https://github.com/puppeteer/puppeteer/releases/tag/puppeteer-v25.6.0","date":"2026-08-11T13:11:24Z","type":"stable","version":"puppeteer-v25.6.0"},{"url":"https://github.com/puppeteer/puppeteer/releases/tag/puppeteer-core-v25.6.0","date":"2026-08-11T13:11:26Z","type":"stable","version":"puppeteer-core-v25.6.0"}]` |
| security.scorecard | 8.3 | 7.9 |
| security.vulnerabilities | `{"count":0,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=maven&package_name=org.junit.platform%3Ajunit-platform-surefire-provider&per_page=100","last_12m":0,"max_severity":null}` | `{"count":1,"source":"https://advisories.ecosyste.ms/api/v1/advisories?ecosystem=npm&package_name=puppeteer&per_page=100","last_12m":0,"max_severity":"MODERATE"}` |

## Capabilities (Testing Tools)

| Capability | JUnit | Puppeteer |
|---|:--:|:--:|
| **Core** |  |  |
| Test types | Unit | - |
| Browser automation | - | ✓ |
| Built-in assertion library | ✓ | - |
| Languages | Java | JavaScript |
| **Isolation** |  |  |
| Mocking / stubbing | - | - |
| **Techniques** |  |  |
| Snapshot testing | - | - |
| **Performance** |  |  |
| Parallel execution | - | - |
| **Insight** |  |  |
| Code coverage | ✓ | ✓ |
| **DX** |  |  |
| Watch mode | - | - |
| **Ops** |  |  |
| CI integration | ✓ | - |

*Source: vioscaleAI. Generated 2026-10-16T19:05:01.624Z. "-" = undocumented, not absent.*