# Testing Tools

Test runners and end-to-end testing frameworks.

Ranked by the Vioscale composite score: a confidence-weighted blend of independent signals, not user reviews.

| # | Software | Score | Confidence | Vendor |
|--:|---|--:|---|---|
| 1 | [Vitest](https://www.vioscale.ai/software/vitest) | 79.6 | 52% (medium) | VoidZero |
| 2 | [Jest](https://www.vioscale.ai/software/jest) | 78.5 | 50% (medium) | OpenJS Foundation |
| 3 | [Testing Library](https://www.vioscale.ai/software/testing-library) | 77.6 | 34% (low) | - |
| 4 | [pytest](https://www.vioscale.ai/software/pytest) | 74.6 | 51% (medium) | pytest-dev |
| 5 | [Playwright](https://www.vioscale.ai/software/playwright) | 71.8 | 58% (medium) | Microsoft |
| 6 | [Cypress](https://www.vioscale.ai/software/cypress) | 71.6 | 68% (medium) | Cypress.io |
| 7 | [Selenium](https://www.vioscale.ai/software/selenium) | 70.6 | 44% (low) | - |
| 8 | [Puppeteer](https://www.vioscale.ai/software/puppeteer) | 65.8 | 32% (low) | - |
| 9 | [JUnit](https://www.vioscale.ai/software/junit) | 64.7 | 23% (low) | - |
| 10 | [TestNG](https://www.vioscale.ai/software/testng) | 64.2 | 22% (low) | - |
| 11 | [Sauce Labs](https://www.vioscale.ai/software/sauce-labs) | 63.2 | 59% (medium) | - |
| 12 | [k6](https://www.vioscale.ai/software/k6) | 61.4 | 16% (low) | - |
| 13 | [TestCafe](https://www.vioscale.ai/software/testcafe) | 60.4 | 38% (low) | - |
| 14 | [LambdaTest](https://www.vioscale.ai/software/lambdatest) | 59.1 | 63% (medium) | - |
| 15 | [Jasmine](https://www.vioscale.ai/software/jasmine) | 58.9 | 41% (low) | - |
| 16 | [Artillery](https://www.vioscale.ai/software/artillery) | 58.6 | 41% (low) | - |
| 17 | [Gatling](https://www.vioscale.ai/software/gatling) | 58 | 31% (low) | - |
| 18 | [PHPUnit](https://www.vioscale.ai/software/phpunit) | 51.4 | 15% (low) | - |
| 19 | [Nightwatch](https://www.vioscale.ai/software/nightwatch) | 50.7 | 49% (low) | - |
| 20 | [JMeter](https://www.vioscale.ai/software/jmeter) | 45.9 | 15% (low) | - |
| 21 | [WebdriverIO](https://www.vioscale.ai/software/webdriverio) | 43.6 | 24% (low) | - |
| 22 | [Testim](https://www.vioscale.ai/software/testim) | 43 | 48% (low) | - |
| 23 | [BrowserStack](https://www.vioscale.ai/software/browserstack) | 42.6 | 62% (medium) | - |
| 24 | [mabl](https://www.vioscale.ai/software/mabl) | 41.8 | 50% (medium) | - |
| 25 | [Appium](https://www.vioscale.ai/software/appium) | 28.9 | 3% (low) | - |
| 26 | [Detox](https://www.vioscale.ai/software/detox) | 22.2 | 6% (low) | - |
| 27 | [RSpec](https://www.vioscale.ai/software/rspec) | 16.8 | 16% (low) | - |

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*Source: Vioscale (https://www.vioscale.ai/categories/testing-tools).*