takien

This plugin will show post list as dropdown just like wp_dropdown_pages, most parameter wp_dropdown_pages are accepted too.

WP Dropdown Posts

This plugin will show post list as dropdown

alex chousmith

Admin Bar Hopper adds another dropdown menu to the WP Admin Bar, with quick links to Hop To the various parts of your site. So while you are logged in, any Page / Category of your site can be just 1 quick hop away. A Settings page lets you control which areas to add to the “Hop To…” dropdown menu.
Currently supports listing: Pages, Menus, and (Post) Categories

Admin Bar Hopper

Adds a tab to the WP Admin Bar, to Hop To the various parts of your site, so admins have any Page / Category of the site just 1 quick hop away.

WP Dropdown Posts vs Admin Bar Hopper