Google XML Sitemaps

On every post edit the sitemap is updated and all major search engines get notified.

Installation:

Unpack and upload it to the /wp-content/plugins/ directory.
Activate the plugin through the 'Plugins' menu in WordPress.

Features:

• Automatically generates a sitemap
• Create a static XML file and a zipped one
• Supports content with priority
• Automatically notifies Ask.com, Google, MSN Live Search and YAHOO about site changes
• User friendly interface
• Customize all parameters
• Multilingual

What is new in this release:

• Better compatibility with GoDaddy managed WP hosting
• Better compatibility with QuickCache
• Removed WordPress version from the sitemap
• Corrected link to WordPress privacy settings (if search engines are blocked)

What is new in version 4.0.4:

• Removed deprecated get_page call
• Changed last modification time of sub-sitemaps to the last modification date of the posts instead of the publish date
• Removed information window if the statistic option has not been activated
• Added link regarding new sitemap format
• Updated Portuguese translation

What is new in version 4.0:

• No static files anymore, sitemap is created on the fly!
• Sitemap is split-up into sub-sitemaps by month, allowing up to 50.000 posts per month!
• Support for custom post types and custom taxonomies!
• 100% Multisite compatible, including by-blog and network activation.
• Reduced server resource usage due to less content per request.
• New API allows other plugins to add their own, separate sitemaps.

What is new in version 3.3.1:

• Fixed deprecation warnings in PHP 5.4.

What is new in version 3.2.8:

• Fixed wrong custom taxonomy URLs.
• Removed ASK ping since they shut down their service.
• Exclude post_format taxonomy from custom taxonomy list.

What is new in version 3.2.6:

• Removed YAHOO ping since YAHOO uses Bing now.
• Removed deprecated function call.

What is new in version 3.2.4:

• Added (GMT) to date column in sitemap xslt template to avoid confusion with different time zones
• Fixed wrong SQL statement for author pages, thanks to twoenoug
• Fixed several deprecated function calls
• Note: This release does not support the new multisite feature of WordPress yet and will not be active when multisite is enabled.

What is new in version 3.1.0.1:

• Extracted UI JS to external file
• Enabled the option to include following pages of multi-page posts
• Script tries to raise memory and time limit if active

Requirements:

• WordPress 3.3 or higher
• PHP 5.1 or higher