Link Building Tool Directories

From Link Building Wiki

SEO for Firefox - This Firefox extension pulls useful marketing data points to get a good view of the competitive landscape. Video tutorial on page.

SEOBook SEO Toolbar - Download the SEOBook toolbar to capture quick results from the information you need.

10 Tools for Checking Incoming Links - Here are 10 great link monitoring tools to utilize in your link building campaign.

Phrase Occurrence Analysis - This tool captures unique and common phrases that appear in top search result listings.

SeoCompany.ca - Probably one of the most widely known lists of seo tools. Bob Mutch has done a wonderful job of putting together a huge list of tools, which include many link popularity and backlink tools which are essential items in every link builders toolkit.

Link Building Tools, Software, and Services - Has a great list of link building tools, software and services.