HTML Sitemap Generator is a free WordPress plugin for generating and including a static sitemap using a shortcode. To show the sitemap, include the [sitemap] shortcode on a page or post.

Features of HTML Sitemap Generator:
- Point-and-click setup from the WordPress dashboard.
- Optionally include feeds, authors, pages, categories, tags, archives, and posts.
- Displays posts organized by category.
- Exclude individual pages, categories, tags, and posts. You can also exclude whole categories from the post listing.
- Integrated caching to speed up page load times.

Requirements:
- WordPress 3 or Higher

What's New in this version HTML Sitemap Generator 1.5:
- Bugfix to ensure nested categories in the posts listing display properly.

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