Selenium web driver supports a wide variety of client drivers implemented in different languages,but it does not support Vb script client drivers which is playing a key role in QTP/UFT automation. UFT and Selenium are the two widely used functional automation tools which are always different(in terms of licensing ,the languages they support for scripting). But now "VBS Webdriver" is an api used to implement selenium web driver using VB script(Now This is common for UFT & Selenium:)). Now one can automate their application using selenium ,choosing vbscript as their scripting language.
NOTE: For more details Click Here
NOTE: For more details Click Here