With Blog Finder you will be able to build unlimited, high quality, targeted backlinks to all your websites. Blog Finder is 100% no-spam search engine friendly blog commenter software that provides you with a great way to get backlinks for your sites without using any risky tactics that could destroy your search engine rankings. Blog Finder is designed to search for blog posts that rank in Google for a particular phrase and makes it easy to comment on them. Blog Finder searches for quality blogs that accept comments.
It brings up blogs with both dofollow and nofollow tags. It also shows the Google PageRank for each domain and blog page post and has options that can be tweaked to filter by Domain PR, Page PR, link type, date and user note. 50 blogs for the specified keywords.