There are quite a few good Yahoo-based (and a couple of independent) backlink checking tools (both web-based and desk-top) that are great for investigating, organizing and keeping track of your own or competitors’ link building techniques. However we have very few tools so far allowing for some fun: i.e. visualizing the backlink statistics in any types of graphs or charts.

Here are 4 backlink visualizing tools I manages to find (please add those I missed out):

1. Link Diagnosis visualizes:

1. Google PageRank distribution of the domain external links
2. Link types (’good’, ‘N/A’, ‘nofollow’, ‘missing’):

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