10 popular test frame works in 2021

1. Cypress: Strengths: Fast, easy to set up and use, provides real-time reloading, and has a friendly API. Limitations: Supports only one browser (Google Chrome), can be slow for large tests, and has limited browser compatibility.
2. Cypress: Strengths: Fast, easy to set up and use, provides real-time reloading, and has a friendly API. Limitations: Supports only one browser (Google Chrome), can be slow for large tests, and has limited browser compatibility.
3. TestCafe: Strengths: Fast and easy to use, supports multiple browsers and platforms, and has a simple API. Limitations: Limited debugging capabilities, no built-in reporting, and has a steeper learning curve compared to other testing frameworks.
4. Playwright: Strengths: Supports multiple browsers and platforms, provides a fast and stable testing environment, and has a modern API. Limitations: Relatively new framework, limited community support and resources compared to other testing frameworks.
5. Puppeteer: Strengths: Developed by Google, supports both headless and full browsers, and provides a modern API. Limitations: Limited community support and resources compared to other testing frameworks, and can be difficult to set up for inexperienced users.
6. Spectron: Strengths: Provides a simple and straightforward API, and is specifically designed for testing desktop applications built using Electron. Limitations: Limited to testing desktop applications built using Electron, and has limited community support compared to other testing frameworks.
7. Appium: Strengths: Supports both Android and iOS platforms, open-source, and has a large and active community. Limitations: Can be difficult to set up and configure, and may have compatibility issues with certain mobile devices and operating systems.
8. Detox: Strengths: Provides a simple and straightforward API, and is specifically designed for testing mobile applications built using React Native. Limitations: Limited to testing mobile applications built using React Native, and has limited community support compared to other testing frameworks.
9. Cypress-io/cy-clad: Strengths: Provides a unified API for writing end-to-end tests in multiple languages, making it easier to write tests in a familiar language. Limitations: Relatively new framework, limited community support and resources compared to other testing frameworks.
10. CodeceptJS: Strengths: Provides a unified language for writing tests, making it easier to write tests in a familiar language, and supports multiple testing libraries and tools. Limitations: Can be slow for large tests, and has limited debugging capabilities.
11. Robot Framework: Strengths: Open-source, provides a simple and straightforward API, and supports multiple testing libraries and tools. Limitations: Can be slow for large tests, has limited community support compared to other testing frameworks, and may have compatibility issues with certain operating systems.
12. TestCafe: Strengths: Fast and easy to use, supports multiple browsers and platforms, and has a simple API. Limitations: Limited debugging capabilities, no built-in reporting, and has a steeper learning curve compared to other testing frameworks.
13. Playwright: Strengths: Supports multiple browsers and platforms, provides a fast and stable testing environment, and has a modern API. Limitations: Relatively new framework, limited community support and resources compared to other testing frameworks.
14. Puppeteer: Strengths: Developed by Google, supports both headless and full browsers, and provides a modern API. Limitations: Limited community support and resources compared to other testing frameworks, and can be difficult to set up for inexperienced users.
15. Spectron: Strengths: Provides a simple and straightforward API, and is specifically designed for testing desktop applications built using Electron. Limitations: Limited to testing desktop applications built using Electron, and has limited community support compared to other testing frameworks.
16. Appium: Strengths: Supports both Android and iOS platforms, open-source, and has a large and active community. Limitations: Can be difficult to set up and configure, and may have compatibility issues with certain mobile devices and operating systems.
17. Detox: Strengths: Provides a simple and straightforward API, and is specifically designed for testing mobile applications built using React Native. Limitations: Limited to testing mobile applications built using React Native, and has limited community support compared to other testing frameworks.
18. Cypress-io/cy-clad: Strengths: Provides a unified API for writing end-to-end tests in multiple languages, making it easier to write tests in a familiar language. Limitations: Relatively new framework, limited community support and resources compared to other testing frameworks.
19. CodeceptJS: Strengths: Provides a unified language for writing tests, making it easier to write tests in a familiar language, and supports multiple testing libraries and tools. Limitations: Can be slow for large tests, and has limited debugging capabilities.
20. Robot Framework: Strengths: Open-source, provides a simple and straightforward API, and supports multiple testing libraries and tools. Limitations: Can be slow for large tests, has limited community support compared to other testing frameworks, and may have compatibility issues with certain operating systems.