Site Audit SEO Tools

A. Desktop Tools

Xenu's Link Sleuth

http://home.snafu.de/tilman/xenulink.html

·         emulates the spidering by the search engines

·         helps identify broken links and redirects

LinkExaminer

http://www.analogx.com/contents/download/Network/lnkexam/Freeware.htm

·         emulates the spidering by the search engines

·         helps identify broken links and redirects

B. Online Tools

Yahoo Site Explorer

http://siteexplorer.search.yahoo.com/

·         helps review/analyze list of cashed pages

·         helps review/analyze inbound links

OpenSiteExplorer

http://www.opensiteexplorer.org/

·         link popularity checker

·         backlink analysis tool

LinkDiagnosis

http://www.linkdiagnosis.com/

·         helps analyze link profile

Webconfs HTTP/HTTPS Header Check

http://www.webconfs.com/http-header-check.php

·         helps inspect the HTTP/HTTPS headers

Webconfs Similar Page Checker

http://www.webconfs.com/similar-page-checker.php

·         helps identify uniqueness level of text content

Webconfs Domain Stats Tool

http://www.webconfs.com/domain-stats.php

·         provides some domain related stats

SEO Browser

http://www.domaintools.com/seo-browser/

·         shows the page as the search engines would see it

WHOIS Lookup Tool

http://whois.domaintools.com/

·         helps review WHOIS information including domain age

Google Webmaster Tools

https://www.google.com/webmasters/tools/

·         shows issue found by Google

Bing Webmaster Tools

http://www.bing.com/toolbox/webmasters/

·         shows some stats (crawling, links, etc)

Xinu Returns

http://xinureturns.com/

·         shows different website related stats

C. Firefox Add-Ons

User Agent Switcher

https://addons.mozilla.org/en-US/firefox/addon/user-agent-switcher/

·         emulate different user agents (search engine spiders, mobile devices, etc)

·         helps identify cloaking

SEO for Firefox

http://tools.seobook.com/firefox/seo-for-firefox.html

·         provides SEO snapshot of the page in SEO XRay Tool

·         provides quick site/page information in Lookup Tool

Firebug

http://getfirebug.com/

·         helps inspect HTML code

FoxyProxy

http://getfoxyproxy.org/

·         helps review websites with IP based content serving (multi-language sites, etc)

Live HTTP Header

https://addons.mozilla.org/en-us/firefox/addon/live-http-headers/

·         helps capture and analyze server header responses

YSlow

http://developer.yahoo.com/yslow/

·         helps analyze size of different elements on the page (images, CSS code, text/html, etc)

GoogleGlobal

https://addons.mozilla.org/en-US/firefox/addon/google-global/

·         helps review Google search results in different geographical locations

SEO Quake

http://www.seoquake.com/

·         shows different website related stats

Source: 21 SEO Tools for Auditing Your Site