Selenium

Selenium RC

Selenium Grid

Selenium WebDriver

Selenium IDE

parallel execution

multiple browsers

multiple platforms

500 tcs: Sele WD; 21 days

chrome

IE

FF

7 days

7 days

7 days

500 tcs: Sele Grid; 7 days

chrome

7 days

IE

7 days

FF

7 days

Hub

Node 2

Node 4

Node 1

Node 3

IE 10 on Windows

FF on Ubuntu

Safari on MAC

Android

Node 5

IE11 on Windows

Pre-requisites of Grid

standalone server jar