#6 Google Code Search

Google Code Search was a free beta product from Google allowing web users to search for open-source code on the Internet. Code Search was officially shut down along with the Code Search API on January 15, 2012 but reopened by November 2012.

The site allowed selecting different programming languages like Python, JavaScript, Django, PHP, MySQL and others.

#5 Google Goggles

Google Goggles is a downloadable image recognition application. The app can be found in Play Store. It is used for searches based on pictures taken by handheld devices, like taking a picture of a famous landmark would search for information about it, or taking a picture of a product's barcode will search for information on the product.

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