WebDriver supports automation of the all main browsers in the market. Automation bits for each browser are called Drivers. Some drivers are built inside the browser, others are built and maintained by the Selenium developers. More details about Drivers can be found in the Drivers (section[Different Drivers and Requirements]).
| Browser | Implementation | Versions Supported |
|---|---|---|
| Firefox | Selenium project. Firefox Plugin | 4 and newer |
| Google Chrome | Chromium Devs. Built-in | All versions |
| Opera | Opera. Built-in | 9 and newer |
| Safari | Selenium project. Safari Plugin | 5.1 and newer |
| Internet Explorer | Selenium project. COM | 6 and newer |