1- Google Scholar
If you are using Google Scholar to search for academic papers then this extension is definitely a must have. It provides you with easy access to Google Scholar allowing you to ‘find full text on the web or in your university library, transfer your query from web search to Scholar, format references in widely used citation styles…’
2- TinEye Reverse Image Search
This tools allows you to search images to know where they come from and how they are used. ‘When you submit an image to be searched, TinEye creates a unique and compact digital signature or 'fingerprint' for it, then compares this fingerprint to every other image in our index to retrieve matches. TinEye does not typically find similar images; it finds exact matches including those that have been cropped, edited or resized.’
3- Google Similar Pages
As its name indicates, this extensions allows you to search for and find web pages similar to the page you are currently browsing. ‘When you click the Similar Pages button, your browser will send a search query to Google to see if there are any similar pages for the page you are viewing.’
4- Search by Image
‘This extension allows you to initiate a Google search using any image on the web. By the Google Images team.’
First appeared here
