Chris Klosowski

When people link into your site, the content may not be your most recent. The visitor may not realize that you are still active and publishing new content. With this plugin, visitors will see that you are active and writing new content.

Updated Today Banner

Displays a banner graphic on your site whenever you publish or update a post or page on your blog.

Johan van der Wijk

This plugin disables all WordPress updates (core, plugins and themes). This can be useful if you have multiple environments such as a live and staging server and you don’t want your users to use the update functionality.
This plugin not only disables the update mechanism for the core, plugins and themes, but it also removes the update menu item from the left navigation menu in the admin dashboard.

Disable Updates for WordPress Core, Plugins and Themes

Disables the WordPress update checking and notification system for all core, plugin and theme updates.

Updated Today Banner vs Disable Updates for WordPress Core, Plugins and Themes