What is Selenium IDE
Selenium IDE is an add-on in Firefox (This can’t be used in other browsers) and developed to allow testers and developers to record their actions as they follow the workflow that they need to test and later they play it to save their time of regression testing.
- Selenium IDE provides Record and play option
- Selenium provides conversion of recorded script in to java,C#,Ruby,Python
- Selenium IDE provides one more feature like Verification and Assertion of element on page
- Selenium IDE is also developed with help of JavaScript so able to handle Browser automation by injecting scripts in it
Step by step Downloading and Installation of Selenium IDE
Steps
- Click on Selenium IDE download link as in snap
- After Clicking on Download, another plug-in option appears where Click on Allow as I have marked in Above Image Downloading progress would be visible in browser like this
Once Downloading finished, another Software Installation pop-up would appear and after a count-downInstall Now option would appear like this and Click on Install Now like in Image 
- Once Installation get finished, A small window would appear stating that Restart Browser as in image below
- Once you click on Restart Now, it would close browser and would restart it, now its time to verify what we have installed in our browser so just go to Tool|Add-ons and see what is installed and you would see these selenium add-ons installed on your browser
- Now you would be thinking that from where you would launch Selenium IDE then Go to Tool ||Selenium IDE like in image
- On Clicking Selenium IDE, Selnium IDE would launch and would look something like this as in Image
- As soon as IDE would launch, http://code.google.com/p/selenium/wiki/SeIDEReleaseNotes would open in one tab of your Mozilla Browser
