Jakobodb

This utility plugin changes the theme of the current user to Sunrise, and uses the Sunrise color scheme when browsing the front-end, to help ensure you are viewing and editing the Development Site when making crucial changes to a site.
This plugin also adds a menu item to the admin bar to further confirm that you are on the Development Site.

Development Mode

Uses Sunrise theme on Dashboard and Frontend to visually represent development mode

Sharif ME

ashikrnhq04

The Todo Plugin is a tool designed to enhance productivity and task management within the WordPress admin area. This plugin allows admins to easily create and manage tasks, keeping track of what needs to be done.
You can manage the Todo from Dashboard -> Todo or from the Dashboard widget.

Simple Dashboard Todo

A simple todo management plugin for WordPress site admins. Stay consistent and never forget anything.

Development Mode vs Simple Dashboard Todo