Now that you know how to install modules, there are several that you’ll need in order to optimize your Drupal site:SEO Checklist: It provides a checklist with download links and admin shortcuts to most modules and tasks needed during the SEO process.
Google Analytics: It helps you keep track of visitors.
Page Title: It allows you to set
Pathauto: It automatically creates search engine friendly URLs based on the title of your content.
Path Redirect: It helps create proper redirects.
Global redirect: It fixes some common URL problems when clean URLs and Pathauto are turned on.
Taxonomy Title: It allows you to set titles for taxonomy pages.
Meta Tags (aka the Nodewords module): It gives you full control of the meta tags on your site, nodes, categories, views, and so on.
XML Sitemap: It creates a Sitemaps.org compliant, search engine readable, dynamic sitemap.
URL List: It creates a plain text sitemap that lists every URL on your Drupal site.
Site map: It creates a plain text sitemap.
Syndication: It offers a web page which centralizes all of the RSS feeds generated by Drupal.
Menu attributes: It allows you to specify some additional attributes for menu items such as id, name, class, style, and rel.
Site verification: It assists with search engine site ownership verification.
Scheduler: It allows you to schedule when nodes are published.
Read more link: It allows you to created customized, SEO-friendly read more links.
HTML Purifier: It helps fix poor html on user-generated content.
Mollom: It provides spam protection via the powerful Mollom service.
Google Analytics: It helps you keep track of visitors.
Page Title: It allows you to set
Pathauto: It automatically creates search engine friendly URLs based on the title of your content.
Path Redirect: It helps create proper redirects.
Global redirect: It fixes some common URL problems when clean URLs and Pathauto are turned on.
Taxonomy Title: It allows you to set titles for taxonomy pages.
Meta Tags (aka the Nodewords module): It gives you full control of the meta tags on your site, nodes, categories, views, and so on.
XML Sitemap: It creates a Sitemaps.org compliant, search engine readable, dynamic sitemap.
URL List: It creates a plain text sitemap that lists every URL on your Drupal site.
Site map: It creates a plain text sitemap.
Syndication: It offers a web page which centralizes all of the RSS feeds generated by Drupal.
Menu attributes: It allows you to specify some additional attributes for menu items such as id, name, class, style, and rel.
Site verification: It assists with search engine site ownership verification.
Scheduler: It allows you to schedule when nodes are published.
Read more link: It allows you to created customized, SEO-friendly read more links.
HTML Purifier: It helps fix poor html on user-generated content.
Mollom: It provides spam protection via the powerful Mollom service.