What The File is the best tool to find out what template parts are used to display the page you're currently viewing!
This plugin adds a simple notification on the WP Admin bar to help the developer know if they are looking at development or production.
Embed code snippets from GenerateWP.com into your WordPress site
Protects against inadvertant update and deletion of select plugins.
Display a color notice box when you're working on localhost or a staging server.
A simple plugin to help manage development over local, staging and production servers.
Develop your site pixel-perfect by overlaying the comp!
Clear all transients by adding a query string parameter (`?ftr`) to whatever URL you are trying to load. Not for use in production.
Allows you to add a More tag to your post automatically upon publication.
A plugin to sort themes. For an easy overview about your favorite Themes.
Use Firebug with FirePHP to analyze the SQL queries made by WordPress. Ideal for development and avoid performance issues.
Adds an admin toolbar menu item that displays the current page template.
More easily view, edit, add, and delete all of your WP Options from the dashboard
For local development: Automatically load images from the production version of wp-content/uploads if they are missing locally.
Prevents WordPress from sending out emails and save them so that you can preview them without actually having to send them.
TrackDuck covers all your feedback needs: from mockups to a live website.
Search the file and row (on WordPress) that contain a PHP function or class with a click!
Adds the current page's template name to the admin bar.
Gets started building a plugin using the WordPress Plugin Boilerplate in seconds, not hours. Speed up your development.
See which plugins are slowing down your site. This plugin creates a performance report for your site.
Feedback Note makes communication between clients and developers super efficient.
Wordless Extender is a starting point for everyone: list of commonly used plugins, wp-config.php / .htaccess configuration and security improvements.
Add and remove example post content to assist you in designing and developing new and current themes.
Redirect requests to non-existent uploaded images to a placeholder service like placehold.it or placekitten.com. For use during development.
Basic plugin profiler. Benchmarks response times with and without a given plugin activated.
Replace Open Sans with a local copy to speed up admin testing and development.
Allows to download plugins and themes installed on your site as a zip package, ready to install on another site.
Every thing you need to efficiently develop a fresh plugin.
Add formatted source code blocks into your blog posts.
Converts the select boxes of your WordPress site into Chosen autocomplete boxes