ImBatch - ImBatch is a batch image processor with a nice graphical user interface.
Website Grader - Grade your website's strengths and weaknesses in seconds.
Batch Image Resizer - Resize, crop, shrink, flip, exif-rotate, convert, enhance, process multiple pictures and photos with professional software! 120+ Actions, 30+ Image Formats
PageSpeed Ninja - One-click page speed boost for WordPress
Phatch - Phatch = Photo & Batch!
WebSite Auditor - The techie's SEO spider: find site issues other tools miss