Magento is one of the powerful e-commerce store development software, came in the market in early 2008 and within a year Magento gained a huge popularity. It is based on Zend framework and has a large community to support. The reason behind its popularity is its highly flexible structure that meets all the requirement of online stores.

Magento has a number of plug-in or extensions that help to upgrade your online store, increase its functionality and take your Magento store to the next level. Magento has a big list of free and paid extensions. Paid extensions provide enterprise level features and functionality.

Here I am trying to highlight some of the free Magento extensions those are extremely useful for managing shipping, emails, templates, product images, newsletter subscriptions and many other functionalities.

Exploded Menu: It is an extremely useful extension if your e-Commerce store have a huge number of categories and subcategories. It is a absolutely free Magento extension which handles thisproblem effectively by replacing a single column with multi column dropdown menu.
Remerce CMS Meta Robots: This module is for generating Meta tags for websites pages, Search engines uses these meta tags (meta description) to gather information about the particular page and to get those pages index in search engines.
Canonical URLs for Magento: It is very useful tag as SEO point of view. This extension adds canonical links at the header of the page and resolves the problem of duplicate content. There is a big issue of duplicate content in e-commerce site so this extension reduce the work of webmasters to add canonical tag manually in each and every duplicate content page.
Blog: This is a great extension to run a blog with your e-Commerce site and to stay connected with your customers and provide them more useful information about your product and its features and get your customers response. It helps in serving your customer in a better way.
CLS Upgrade-proof Email Template: If you are looking to change your email templates then this Magento extensions make it possible by allowing you to store your customized email templates in a custom theme directory which will override the default template.
Fooman Google Analytics Plus: This extension is useful in tracking every individual page( including sections retrieved via AJAX during one-page-checkout) and generating robots.txt for e-commerce site, to restrict the search engine to call some of the sensitive information available on the site related to products and customers.

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