Useful free tools for webmasters

[webfingers]

Just in case you haven't yet come across some of the following, here's a list of useful free resources for webmasters:

Google Adwords Keyword Tool (use to select keywords)
E3 KWD Check (use to check your website's keyword density)
SitemapDoc (create and edit sitemaps)
Google toolbar (to check Google PageRanks)
Google Webmaster Central (essential site-maintenace tools for webmasters)
Google Analytics (site statistics to monitor hits and keyword campaigns)
Successful Affiliates Guide free ebook (download the free ebook from the bottom of the 'educational topics' page - aimed at newbie affiliates)
Meta tag analyzer (includes keyword checking with suggestions)
Webpage analyser (provides a webpage review from an SEO perspective)
SearchStatus ( a plug-in for Firefox to alert you to 'no follow' links)
'do follow' blogs (useful list for potential backlinks)
Keyword position tool (check how your webpages are ranking for specific keywords)
Backlink watch (tells you which websites are linking to yours)
Link popularity checker (tells you how many backlinks are recognised by the leading search engines for your site)
Free Webhosting (lists free webhosts for additional free websites)
SEO Elite (clever keywords link analyzing software to gain a high SEO, but not free!)

Why not add some of your most-used resources to this thread?

[cruiseexpert]

many thanks, that has to be the post of the month!
will be a great help,

I'm a fan of Crazy Egg – visualize your visitors which gives you heatmaps/clickmaps etc so you can improve the design of your site.

cheers
Cruise Holidays
Cruise Holidays

[KimCullum]

Website Marketing SEO Score Tool is quite fun for getting an overall view on your site's SEO performance, plus it's free. :tup

[brandmantra]

Website Marketing SEO Score Tool is quite fun for getting an overall view on your site's SEO performance, plus it's free. :tup

yes websitegrader is a good tool to measure your seo performance.

by the way, webfingers has done a good job. Thanks a lot for these links.

[Zero11]

Whoah, what a great list of tools! Thanks for sharing those, I already use a few of them but the other ones are new to me.