Hide Staff Replies in the Recent Comments Widget
Leaves comments written by authors, editors and administrators out of the Recent Comments widget, so it highlights what readers are saying.
Snippet Library
Widgets snippets for WordPress
Snippets for widgets and sidebars: restore the classic widget screen, register new widget areas, remove default widgets and allow shortcodes in text widgets. For classic themes and sites that still lean on sidebars.
Hide Widget Titles That Start With "!"
Lets you keep a descriptive widget title in the admin but hide it on the site, just by starting the title with an exclamation mark.