The good folk over at www.seolondon.com are first out of the gate with some simple and helpful SEO Extensions for Safari 5 Mac webmasters. Namely a realtime Google PageRank checker, and a Yahoo SiteExplorer back link count - all unobtrusively displaying in your Safari toolbar while you surf.

Safari 5 Extension For Yahoo Backlinks

Safari 5 PageRank Extension

SEOQuake also has an early version of their Safari 5 SEOQuake Toolbar Extension on their blog page worth a look-see.

Check out the above Extensions for Safari 5 - and note that you must first explicitly enable them in Preferences... and the Develop Menu. Like many plug-ins, you simply click on the downloaded .safariextz file to initiate the installation sequence.

Tags: safariextz, safariextension