SlimerJS vs Selenium

Struggling to choose between SlimerJS and Selenium? Both products offer unique advantages, making it a tough decision.

SlimerJS is a Development solution with tags like automation, headless, browser, testing.

It boasts features such as Headless browser based on Gecko (Firefox) engine, Supports latest JavaScript and CSS features, Can run existing Firefox extensions and userscripts, JavaScript API for web page automation, Capture screenshots of web pages, Scrape and parse content from web pages, Run automated tests on web pages, Emulate mouse and keyboard interactions and pros including Lightweight and fast, More standards compliant than PhantomJS, Supports more JavaScript features than PhantomJS, Can leverage existing Firefox devtools.

On the other hand, Selenium is a Development product tagged with automation, testing, web, browser.

Its standout features include Browser automation, Cross-browser testing, Mobile testing, Distributed testing, IDE integration, Headless browser testing, and it shines with pros like Open source, Supports multiple languages, Active community support, Supports multiple browsers and platforms, Easy to learn and implement.

To help you make an informed decision, we've compiled a comprehensive comparison of these two products, delving into their features, pros, cons, pricing, and more. Get ready to explore the nuances that set them apart and determine which one is the perfect fit for your requirements.

SlimerJS

SlimerJS

SlimerJS is a scriptable browser for web scraping and testing, similar to PhantomJS, based on Gecko and Firefox. It provides a JavaScript API for controlling a browser to load pages, extract content, run tests, take screenshots, etc.

Categories:
automation headless browser testing

SlimerJS Features

  1. Headless browser based on Gecko (Firefox) engine
  2. Supports latest JavaScript and CSS features
  3. Can run existing Firefox extensions and userscripts
  4. JavaScript API for web page automation
  5. Capture screenshots of web pages
  6. Scrape and parse content from web pages
  7. Run automated tests on web pages
  8. Emulate mouse and keyboard interactions

Pricing

  • Open Source

Pros

Lightweight and fast

More standards compliant than PhantomJS

Supports more JavaScript features than PhantomJS

Can leverage existing Firefox devtools

Cons

Not as fast as PhantomJS

Lacks some advanced features of PhantomJS like proxy rotation

Smaller user base than PhantomJS


Selenium

Selenium

Selenium is an open-source automated testing framework used to test web applications across different browsers and platforms. It can be used to automate tasks like testing user interfaces, validating functionality, performance testing, etc.

Categories:
automation testing web browser

Selenium Features

  1. Browser automation
  2. Cross-browser testing
  3. Mobile testing
  4. Distributed testing
  5. IDE integration
  6. Headless browser testing

Pricing

  • Open Source

Pros

Open source

Supports multiple languages

Active community support

Supports multiple browsers and platforms

Easy to learn and implement

Cons

Steep learning curve

Brittle tests

No native mobile app testing

Limited reporting capabilities

Requires programming knowledge