Wp Favs - WordPress plugin manager for easy and bulk plugin installation

Image Optimization and Compression Plugin for WordPress and API by ShortPixel

TinyPNG – Compress PNG images while preserving transparency

Scan WP | Wordpress Theme Detector | Plugin Detector | WP Detector

WordPress Plugin Checker finds plugins on WordPress sites

What WordPress Theme Is That?

WordPress Theme Detector - Free online tool to find a site´s theme

InfiniteWP - Manage Multiple WordPress Sites