I recently spent some time updating my growing collection of WordPress plugins, and during the process discovered some great resources for my WP "developer toolbox." These are some super-useful plugins and tools for debugging, logging data, working with translation files, analyzing performance, and making otherwise difficult tasks efficient and manageable. May they serve you well!
WordPress makes it easy to add custom stuff to the Toolbar. This is a great way to personalize the look and feel of the WP Admin with custom menus, links, or whatever makes sense. To further streamline workflow, you can create keyboard-shortcuts to open your Toolbar links with a single keystroke.
To make room for new content for the DiW 3.3 update, we're "excerpting" this section into its own blog post. Here you'll find an extensive round-up of CMS plugins for WordPress. Includes CMS plugins for better admin functionality, user-role management, custom content display, e-commerce & shopping carts, forums, newsletters, and more.