Boost WordPress performance: Faster localization, (on the fly) dynamic image resizing and CDN support for images.
Hyper Cache is a performant and easy to configure cache system for WordPress.
Adminer is a full-featured MySQL management tool written in PHP. This plugin include this tool in WordPress.
The Plugin Debug Objects provides a large number of information: query, cache, cron, constants, hooks, functions and many more.
Quick and usefull wordpress tunes!
List query-actions only for admins; for debug purposes
The smallest cache plugin ever released (but still greatly efficient).
Work with FirePHP, only PHP5 and a sample af values of WordPress
Do you like to adjust and style the backend as much as the frontend? So, we are together! Lots of pro tips and enhancements in one place.
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Code for debugging code
The plugin analyzes every query to the database. Warning: For PHP 5 only.
Easily, powerfully, discover why your blog or plugin is slow or cranky. Comprehensive time and database access analyzer. WPmu. multi-lingual.