Fuco, the author of the excellent smartparens package, has a collection of useful additions to dired. Rather than define a comprehensive package, he broken the functionality out into separate packages so that you can install just what you need.
He has a detailed README that describes the functionality of each package so you should take a look at that if you want details. Here's a quick summary of the packages
Filter the dired listing by one or more criteria. These are ANDed together by default but can also be ORed or NEGATED.
Seamless archive browsing. Requires
Improves upon the functionality that opens files with external programs
Extends the highlighting functionality
Improves the formatting of dired subdirectory listings
Adds some functionality from the ranger file manager that is missing in dired.
Provides a sort of live filtering in dired buffers.
Make a dired buffer from the output of a shell script.
If you like to anchor your workflow in a dired buffer, you may find some or all of these packages helpful.