1. Google Custom Search Engine

With Google Custom Search, you can harness the power of Google to create a customized search experience for your own website.

• Include one or more websites, or specific webpages
• Host the search box and results on your own website
• Customize the look and feel of the results to match your site

2. Google Buzz

Google buzz is a button for sharing your content, apart from that you can get the follower with Follow on Buzz button.

You can open the site with url http://www.google.com/buzz/stuff

3. Google Webmaster Tools

Google Webmaster use by web admin for control their site such as Site Configuration, Your site on the web and Diagnostics.

First you will get the code after you registered your site.

You can open the site with url https://www.google.com/webmasters/tools/home?hl=en

4. Google Talk

A Google Talk chatback badge will let visitors to your web page chat with you. They'll be able to chat with you whenever you're signed in to Google Talk.

You can open the site with url http://www.google.com/talk/service/badge/New

5. Google Translate

Add Google's website translator to your webpages, and offer instant access to automatic translation of the pages. Adding the website translator is quick and easy.

You can open the site with url http://translate.google.com/translate_tools?hl=en&layout=1&eotf=1