Selenium 3.0 is the latest version of Selenium. It has released 2 beta versions of selenium 3.0 with few of the below changes:
Here are few new features added to Selenium 3.0
Beta 1 updates Beta 2 updates (Only for Java)
Minimum Java version is now 8+
System property webdriver.firefox.marionette now forces the server in marionette or legacy firefox driver mode, ignoring any related Desired Capability
It will support for Firefox Via Mozilla’s geckodriver
Grid fixes NPE’s on registration when -browser not specified
Support for Edge is provided by MS
It now supports Safari on MacOS via Apple’s own Safari driver
Update GeckoDriver –port argument in all bindings