WordPress secret plugins

Hide certain tags from tag lists and tag clouds. Allow capable users to see hidden tags with the see_hidden_tags capability.

Hide certain tags/categories from the public

HideMeIn is a WordPress Plugin that hides you from other users’ eyes. Once installed and activated no one will see you in administrators’ dashboard, n …

Enter the secret code in the proper sequence to set off an image that will slide across your browser screen along with the tune of your favorite sound …

Write a comment visible only to admin.

This plugin makes your BuddyPress community private. Only logged in members can view the social areas in full. You can configure the default settings.

Adds Keystroke Enabled Login Functionality

If you view a website without log in, WordPress redirect to the login page

Versatile Censor Tool

This plugin allows you to require a secret key that is passed via the URL: http://example.com/post-title/?key=[string]

Configure your own custom hotkey to redirect you to your admin

Use custom post type and post secret posts and promotions, etc.

Will add secret message in html source in your website.