Mozilla Firefox browser’s versions greater than 47.0 were not compatible with Selenium WebDriver 2.53.0 or 2.53.1 that means Firefox browsers version after 47.0 can’t be used in Selenium without any drivers. As of version 3.0, the Selenium uses a driver to form a link with Firefox browser. This driver is known as Gecko Driver. Before starting with the GeckoDriver you need to understand what is GeckoDriver, why it is required in Selenium WebDriver? Or how can it be used in Selenium? Let us start with the very basics. What is a Web Browser Engine and What is Gecko Driver? Is a software program that is used to control and enter the content such as HTML, CSS, XML, images etc.

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On the browser and therefore it is also known as layout engine or rendering engine. Mac os virtual machine download. It is a component of browsers and helps in displaying web-content. Is a web browser engine which is developed by Mozilla Foundation and is written in C++. It is an open source engine which can be easily available for the user. GeckoDriver is a proxy which is used to interact with the browsers (such as Firefox) that run the Gecko browser engine.

GeckoDriver provides an HTTP API to communicate with Gecko browsers (like Firefox version 47 onwards). Why Selenium Needs Gecko Driver? Until Selenium version 2, it had Firefox driver which were used to interact with the Firefox browser (version till 47). Now, Firefox (with Firefox browser version 48 onwards) has done some changes and due to some security reasons, it does not allow any third party driver to directly interact with the browser. Also Read: That means the user cannot use Firefox driver of selenium version 2 to interact with the browser version 48 onwards. Thus, we need Selenium 3 which has marionette drivers and with this user can directly interact with the Firefox browsers using a proxy which is GeckoDriver. Is an automation driver for Mozilla’s Gecko engine.

Getting Started with GeckoDriver This section will help you to install Selenium 3 Jars and GeckoDriver for Firefox browser. Below are the steps which you need to follow: Step 1: To Add Selenium 3 jars If you are using Selenium 2 jars, you can easily upgrade it to Selenium 3 Jars by following this link. Click on download option and you will find “Version 3.0.1” to download.

Click on the link to download Selenium 3 jar. Now, copy this jar file by using ‘CTRL + C’ and go to your selenium tool. You will find ‘lib folder’ in test explorer.