Execute JavaScript Automation Testing Online

Pace-up your releases and ship products faster with LambdaTest, a blazing-fast test execution platform for JavaScript Testing on cloud.



A reliable, scalable, secure, and high performing test execution cloud that empowers development and testing teams to accelerate their release cycles.

Know More


Run end-to-end tests on a blazing fast cypress test execution cloud. Test on 40+ different browser and browser versions including headless versions.

Know More


A scalable, secure and high-performing Appium test execution cloud that empowers development and testing teams to accelerate their release cycles.

Know More


A next-gen test execution platform that can match your local test execution speeds and costs as much as a flexible spot instance cloud.

Know More


Run your Playwright tests directly on the cloud, over powerful hardware, in an environment that scales effortlessly. Tests on more than 50+ browsers and OS.

Know More


Run your Puppeteer tests online. Deploy a quality build faster by running automated checks across 50+ browsers and OS combinations.

Know More



2 Million+






Accelerate JavaScript Automation with Parallel testing

LambdaTest allows you to run your JavaScript automated tests faster and more efficiently by executing them in parallel on the fastest cloud-based infrastructure. Get more done in less time and ship code faster with LambdaTest.
Start Free Testingarrow
Parallel Testing
Automation Analytics

Run JavaScript Automation Tests Early and Often

Take control of JavaScript test automation early in your development cycle. LambdaTest lets you automate JavaScript tests early and speed up your delivery pipeline. Build more robust apps, and save time and money by preventing bugs that could haunt you later down the road. Shift-left with LambdaTest now.
Start Free Testingarrow

Run JavaScript Test Scripts over 3000+ devices & browsers

LambdaTest helps you test your web and mobile applications on 3000+ real mobile devices and desktop browsers. Execute your JavaScript automation tests instantly on LambdaTest cloud, without worrying about building or maintaining an in-house device lab.
Start Free Testingarrow
Selenium JavaScript Desired Capabilities
Automation Video Logs

Debug JavaScript Automation Tests Easily

With LambdaTest, you get access to a variety of logs that are recorded for each JavaScript test that gets executed. These logs include raw Selenium logs, exception logs, network logs, command logs, and a video log of the entire test execution.
Start Free Testingarrow

Test Securely and with confidence

We take our security seriously. We're SOC2 Type2 certified and GDPR compliant. We've implemented the best enterprise-ready security measures to protect your testing environment.
Start Free Testingarrow
LambdaTest Compliance

Try LambdaTest Now !!

Get 100 minutes of Automated testing FREE !! The only free for lifetime Automation Testing Tool.

  • No Credit Card Required
  • Free Sign Up
  • 24/7 Support
Try LambdaTest

Powerful Cloud Testing Platform to Accelerate Your Go-To-Market

Secure, reliable, and high performance test execution cloud built for scale

Run Selenium automation scripts on a scalable, secure, and reliable Selenium Grid cloud. Run Selenium, Appium, and JavaScript tests at scale on 3000+ desktop and mobile devices.

More about Selenium Testingarrow
Selenium Testing

120+ Integrations See all arrow

Here's why LambdaTest is the choice of test automation cloud for 2 Million+ developers & quality analysts


Seamlessly Integrate With Complete CI/CD Tech Stack

Get detailed insights of your automation tests in your CI/CD pipelines by integrating with your favorite DevOps tools.

Seamlessly Integrate

Why LambdaTest for JavaScript Automation Testing

Here’s why LambdaTest is the most preferred Automation cloud for 2 Million+ developers & quality analysts

24/7 Support

24/7 Support

Get access to industry leading 24/7 dedicated support

 Zero Test Flakiness

Zero Test Flakiness

Highly reliable and accurate infrastructure that has no flakiness

120+ Integrations

120+ Integrations

Fits seamlessly into your testing stack with out-of-the box integrations

3000+ environments

3000+ environments

Best browser coverage across on any cloud grid

How LambdaTest is helping Global Enterprises

Trusted by startups, SMBs and big enterprises alike.


By being able to run our Selenium scripts on the legacy and latest browsers on LambdaTest helped us save significant time in test execution with zero hassle to maintain the infra.

Anish Ohri

Head of Testing and Performance Engineering


Increased Browser Coverage

Try LambdaTest Now !!

Get 100 minutes of Automated testing FREE !! The only free for lifetime Automation Testing Tool.

  • No Credit Card Required
  • Free Sign Up
  • 24/7 Support
Try LambdaTest

Wall of fame

LambdaTest is #1 choice for SMBs and Enterprises across the globe.

Wall Of Fame

Ready to Get Started?

Signup to use LambdaTest, it's completely free to get started with

Frequently Asked Questions

What is LambdaTest Automation?
LambdaTest is an online test execution cloud that allows you to execute your Selenium, Cypress, Appium, and JavaScript test automations builds online. You can run your scripts, in parallel, across 3000+ different browsers and devices. All real machines, running real OS and real browsers.Therefore with LambdaTest, you not only cut down your test execution times by running tests in parallel, you also increase your browser coverage, and thus ensure your users get best experience no matter what device they use.
What is parallel testing?
Parallel testing is one of the best ways to cut down overall test execution time of the whole test build. If you have test builds of multiple tests, parallel testing at LambdaTest will allow you to run these Selenium webdiver tests across multiple machines simultaneously. so if you have a build of 100 tests, and are subscribed on 10 parallel testing plan, then you can run upto 10 test threads simultaneously across 10 machines. Running tests in parallel will cut down drastically your overall build test execution times.
What is HyperExecute?
HyperExecute is an unique LambdaTest platform aimed at enabling teams executing thier test scripts at the fastest possible times. HyperExecute is an innovative new take on test execution on cloud and runs tests at speeds that even exceeds the local test execution speeds. The platform is flexible enough to run on VMs, MacOS infrastucure, and even Containers. And the best part is that it costs as much as spot instance cloud.
What is Selenium Automation?
Selenium is a free and open-source tool for testing web applications across multiple browsers and operating systems. Selenium Test Scripts can be written in different programming languages, including Java, C#, JavaScript, Python, etc. Automation performed using the Selenium framework is referred to as Selenium Automation testing.
What are the benefits of Selenium in automation?
Selenium has numerous advantages for test automation. It also supports recording and playback for testing web apps and can execute numerous scripts across various browsers.
How can I automate with Selenium using LambdaTest?
The LambdaTest Selenium Automation Grid allows you to run end-to-end automation tests on a secure, robust, and scalable Selenium infrastructure. You can perform automated cross-browser testing across 2000 browsers and operating systems, resulting in higher test coverage and much shorter build times. Refer to our Selenium Automation testing documentation .