Display a link to the next post which exists in chronological order from the current post
<?php next_post_link(); ?>
Added to WordPress by Andy Lobban
Display links for next and previous pages
<?php posts_nav_link(); ?>
Added to WordPress by Andy Lobban
Display an unordered list of meta "key:value" pairs, or the post-meta, for the current post
<?php the_meta(); ?>
Added to WordPress by Andy Lobban
Display a link to the tag or tags a post belongs to
<?php the_tags(); ?>
Added to WordPress by Andy Lobban
Return the count of the rows in wp_posts that meet the post_type and post_status designated
<?php wp_count_posts(); ?>
Added to WordPress by Andy Lobban