Guten Free Options
guten-free-options
Gutenberg Free Options for your WordPressed Burger err I mean Editor.
Easy Admin Color Schemes
easy-admin-color-schemes
The Easy Admin Color Schemes plugin allows users to easily customize the colors of the administration interface for WordPress.
AdminSanity
adminsanity
AdminSanity brings sanity through sanitization to your WordPress Admin Area. Cleanly.
Content Sidebars
content-sidebars
Give an instant boost to your Layout and Call-to-Action options. Auto-add Sidebars to your Post Content Display, inside and out!
ForceField
forcefield
Strong and Flexible Access, User Action, API, Behavioural and Role Protection
Google Plus Page shortcode
google-plus-page-shortcode
This plugin allows you to add links to a Google+ Page with simple shortcode
Pingchecker
pingchecker
Scans post for links, checks if they are pingeable and sends pingbacks with results returned, improves chances of successful pings!
Check plugin security before you install.
Every plugin gets the full treatment — vulnerabilities, code analysis, real-world exposure, and a transparent score breakdown.