Automatically puts three links at the bottom of a detail page: to the previous item, the next item and back to the overview. The links are filled in by themselves — you only choose the labels and optionally a filter so browsing stays within the same category. The technical name is RecordNav.
Example
Look at the bottom of this page: the bar with '← All blocks' and the previous/next links is this block, live in action.
The prompt for this example
prompt
Put navigation to the previous and next block at the bottom of every block page, with a link back to the blocks overview.