About
Selenium is a suite of tools to automate web browsers across many platforms.
Articles Related
Tools
Web Drivers
At the core of Selenium is WebDriver, it's a code interface and implementation to manipulate and perform automation actions in browsers.
IDE
The ide permits to create browser automation script from a GUI and
- execute them
- or export them as code (java, python,…)
See also: https://intuit.github.io/karate/
Grid
To run tests on a grid of machines and manage multiple environments from a central point, making it easy to run the tests against a vast combination of browsers/OS