DaisyPlugins

Daisy Debug provides an elegant interface for managing WordPress debugging settings. With toggle switches and real-time configuration updates, it’s the perfect tool for developers who need to debug WordPress sites without manually editing configuration files.
Features:
🌸 Beautiful daisy-themed admin interface 
🔧 Modify WP_DEBUG and related constants with one click 
📝 View and manage debug.log directly from WordPress admin 
⚡ Real-time changes without manual file editing 
🔒 Safe wp-config.php modifications with automatic backups 
📊 Quick system information overview

Daisy Debug – Easy WP Debugging, Enable WP Debug, View Error Logs, Download Debug Log

A beautiful debugging tool that lets you manage debug settings without editing wp-config.php file.

tamlyn

As a theme developer, you want to have WP_DEBUG enabled but you’re not interested in the deprecated warnings created by other plugins. Use this plugin to disable these messages while still displaying other errors, warnings and notices.
<a href="http://outlandishideas.co.uk/blog/2012/06/hide-deprecated-errors-in-wordpress/" rel="nofollow ugc">Plugin by Outlandish Ideas</a>

Disable Deprecated Warnings

Prevents plugins from showing deprecated errors in the WordPress admin.

Daisy Debug – Easy WP Debugging, Enable WP Debug, View Error Logs, Download Debug Log vs Disable Deprecated Warnings