Pulno - SEO Audit and Website Analysis. Pull up your SEO.
BlueWinston.com - Innovative product ads automation tool for Google AdWords
LinkChecker - LinkChecker is a free, GPL licensed website validator.
Channable - Channable offers an all-in-one tool for online marketing agencies and advertisers, from feed optimization and order sync to ad automation.
BrokenLinkCheck - Free Broken Link Checker / Online Dead Link Checking Tool - find bad hyperlinks
GoDataFeed - Comparison Shopping Engine & Data Feed Management