The Drupal module tools integrate seamlessly with all-in-one suite of Searching Engine reporting and for the optimization of the tools for your website.
It also provides the dashboard that incorporates with analytical reporting of the links to the webmaster tools which are important for the vital Drupal SEO modules.
Following are important 10 Drupal SEO modules must for your website:

• SEO Checklist Module:

This module is known to deliver a checklist of good SEO best practices in Drupal.
This checklist aids in keeping track of what is required to be done.
At first, it will go through the modules that are already installed on the system.
Then, all you have to do is install the unchecked ones.
When all the unchecked ones are checked, you're done!

• Pathauto

Use and installation of the Pathauto is important module for Drupal as it creates text-based URL's for your website and makes the websites more easily readable for the users.
It also carries silent keywords from the page title and gives a new look to your websites and also makes the search engines more attractive.
Pathauto creates paths for your content and title of your post.
It also assembles paths according to the content type.

• Global Redirect Module

Installation of the global redirect module is needed where Drupal is lackadaisical about the URL's and duplicate content.
Global redirect module works as a supporter which ensures that all variants of the URL are redirected to a single authoritative URL.
Without this module you will be able to check the content at node and blog at the same, which is not good with the search engines.

• Nodewords Modules

The nodewords modules automatically generate the meta tags directly from your content that you have prepared.
It saves you from creating them manually for each page, which is a hectic job.
Nodewords are the powerful modules which can also be used to create keywords meta tag from ordinary taxonomy tags.

• XMLSitemap

The XML site map module is used for Drupal which automatically generate the site map for you and strike a major searching engines to notify them with a new content.
It configures Drupal and adds tracker link and also configures site-map auto-discovery for your website by adding.
With the use of site map no pages and links will be overlooked and it links ever node of your website that are published on the front page.

• Token Module

Token modules are the small bits of the text which are placed into a larger documents through simple placeholders, such as %site-name or the user.
This module provides a central API.
Token modules provides the handling of the services in coordination with other modules.

• Google Analytical Module

The Google analytical module is a self-explanatory module which adds Google's latest statistics software to your websites which tracks system to your websites.
It monitors all types of the links and files that are downloaded from your pages.
It custom supports with the variable with tokens and also supports site search.

• Page Title Module

Page Title Module is very important module of the Drupal site and gives you a granular control over your meta titles.
The meta titles are found in the HTML head code and is professionally written which increase number of the people who browse/click your websites.

• Content Optimizer Module

The content optimizer module is associated with the site search and helps in increasing the site search engine by improving the on-page rankings.
It also enables SEO analyzer to provide quick analysis of the site content and also provides recommendations for improvement of the search engine rankings.
Content optimizer module provides multiple interfaces for any page of your Drupal.

• Search 404 Module

Instead of showing an irritating "404 Page not found" page for the requested URL that does not exist, this module searches on the keywords in the URL.
Search engine suggestions based on keyword along with regular keyword based term filtering from the URL is also provided by this module.