I take no credit for this list, just through it would be good others here, for the link, goto that website.
Back Link Analyzer -Here's a 100% FREE tool similar to Opti Link and SEO Elite, but it is free.
DLR Analyzer - "This tool was created to analyze how the deep link ratio of a site affects its rank in search engines. We can use this tool to compare the DLRs for the best ranking sites for a search phrase. For each phrase you enter, this tool will calculate the deep link ratio of the top 10 search results. A website's backlinks are the links to it from different sites. A website's deep link ratio is the comparison of the number of backlinks that go to pages under the top level of the website to the total number of backlinks for the entire website."
151 SEO Tools - A nice collection of seo tools, many free.
SEO Surf - "...optimize your websites for search engines, manage link exchanges and promote your website for more visitors and traffic. All that without spending a penny.
WebCEO - "Its 12 tools help you promote your site in search engines, analyze your traffic, and maintain your online property."
Copyscape - Check the "dupe factor" of content.
Similar pages checker - It sometimes doesn't load, I think because it's busy.
Webmaster Eyes - Here is a useful tool to give you a quick PageRank snapshot in the SERPs for a particular keyword phrase.
Advanced Google Searches - A very useful "google searcher".
The Google PageRank Value Report - will return the Google PageRank values for the list of urls you give it.
GoogSpy - Here's a new free tool that lets you search Google Adwords by keyword or by company/website. Here's a good intro article by Allan Gardyne explaining some uses for Googspy.
Veolocityscape - Goog Spy is powered by this software, which looks very interesting by itself.
The PageRank Search tool returns Google SERP plus the PageRank bar for each. Great for checking strength of competition for keywords.
Yahoo Backdoor? - This used to work a couple of years ago to get a site into Yahoo for free, not sure if it still does, but worth a look.
Yahoo Site Explorer - "Site Explorer allows you to explore all the web pages indexed by Yahoo! Search. View the most popular pages from any site, dive into a comprehensive site map, and find pages that link to that site or any page."
Pingoat's - Google sitemap maker
SE Rankings -This utility can be use to check search engines for ranking and track those ranking over time.
A list of IP addresses that may be banned from the engines. Make sure your host isn't on the list:
SEOpen: It's an extension to Firefox to help with and analyze SEO. Quoting from the URL above:"Current SEOpen features are all accessed through right-clicking an open area on a web page; they include: * Yahoo Backlinks * Pages in Yahoo Index * Google Backlinks * Google Cache * Pages in Google index * Google Translate to English * Google Related * PageRank Check * MSN Backlinks * Pages in MSN Index * Alexa Overview * Alexa Traffic * Alexa Related * Alexa Backlink * Check DMOZ Inclusion * Keyword Density * Page Size Checker * HTML Validator * Server Header Viewer * Wayback Machine * Check robots.txt * Whois Info".
future-pagerank: Get an educated guess as to the future PR of your sites.
GoLexa - "The Search Tool with Complete Page Analysis for each Result".
Website Quality Indicators - This extremely useful tool will give you a snapshot of just how powerful a site is in the eyes of the search engines.
Free SEO Tools - Similar Page Checker - Search Engine Spider Simulator - Backlink Anchor Text Analysis - Backlink Builder - Redirect Check...Plus many more.
80 Free SEO Articles - "Read the latest articles about optimization and marketing written by John Alexander and Robin Nobles of Search Engine Workshops."
SEO SpyGlass is an extremely powerful competition research tool designed to let you see exactly how your competitors got to the top in search engines — so you can mimic their winning linking strategy, improve on it, and blow right by them in Google, Yahoo! and MSN!
Quick Indexing Tool - QUIT utilizes tons of techniques to get your site crawled and indexed VERY quickly.
Smart PageRank - Checks the PageRank of your backlinks and includes: Show PageRank, Show nofollow, Anchor Text.
LivePR - Spiders your site's pages and reports the Google PageRank multiple data centers for each page it finds.
Keyword and Niche Research
The Keyword Armory
Word Tracker FREE keyword suggestion tool - Enter a starting keyword to generate up to 100 related keywords and an estimate of their daily search volume.
GoodKeywords - "Good Keywords makes use of various tools provided by search engines like the Overture Search Suggestion Tool, Search Engines Like Yahoo, Google, MSN, Teoma and other services like Alexa."
Search Term Difficulty Checker
SE Report - Here's one from the "bookmark archives"....This may be the "grandfather" of all keyword research site and was the first I found that dealt with the issue, long before Wordtracker or any of the others...
I think it was early 1997 when I first subscribed to their free newsletter, and they're still going strong.
Reviews of Keyword tools -
Keyword Discovery - Here's a site that purports to tell you the actual keywords that drives traffic to various DMOZ sites.
Typo Generator -This script is designed to generate human-misspellings & common typing mistakes (typos) for a list of keywords.
Lexical FreeNet - "Connected thesaurus".
37+ Niche Research Resources - Lists a variety of mind-enhancing resources to help you come up with tons of niches.
Powerful Linking Tools
Vile Silencer - This site has a list of SEO friendly directories which will give you non-reciprocal links.
125 Legitimate Link Building Strategies - Over 30 SEO authorities offer their best.."
Free and paid directories including PR: -A good place to start looking for one way links.
Link Harvester is a free open source link analysis tool....Link Harvester returns: unique linking domains their IP addresses & unique c block addresses of the links, links from .gov, .mil, .edu, or .ac.uk domains. Links from these domains are likely rated better in authority type algorithms such as Hilltop or TrustRank.
Google Link Popularity Analysis Tool - This tool enables you to easy gather enough data to analyze a page's link popularity. The Google Link Popularity Analysis Tool only looks at Google links and the pages associated with those links. The reports show PageRank data, internal and external link counts, anchor text weights, class C IP reporting and much more.
Link Building Info - Suggestions for increasing the link popularity of your Web site
WebSeoDesign - Here's a blog dedicated to links and linking.
Link Hounds - This site has some good and free linking tools:
123promotion Web Directory
"Welcome to the 123promotion Web Directory Submissions Manager. Use this free tool to track your submissions to various web directories.
Hub Finder - Useful for finding the most strategic hubs to acquire links from.
AddUrl.nu - A list of 300+ free directories to submit your domain to.
C Class Backlink Analyzer- This tool investigates the links pointing to a website (backlinks), and groups them according to the C-Class IP addresses they come from. For example, if one backlink comes from 18.104.22.168 and another comes from 22.214.171.124, they would be grouped together. Backlinks coming from the same C-Class IP are most likely hosted by the same company, which may lower the site's search engine ranking.
Free Relevant Links - Categorized link exchange and they claim links grow steadily + one-way links !
QuidProQuoTM Reciprocal Link Checker Software - QuidProQuoTM is a free utility that enables webmasters to improve the efficiency of thier reciprocal linking campaigns.
IP and DNS
DNS Stuff Has all sorts of dns stuff...maybe that explains the name?
Discover the IP address of any domain name:
The IP Report - Use this tool to test for a duplicate Class C block or Class C subnet IP address in a list of websites, these can be either hosted affiliate and internet marketing sites or potential reciprocal link exchange partners (free one way links).
Psychic Whois - Here's a new tool that's in beta that displays a bunch of useful and interesting info about domain names...It's worth a look.
Social Meter - Scans the major social websites to analyze a webpage's social popularity. Currently we scan Bloglines, Del.icio.us, Digg, Google, Rojo, Shadows,Technorati and Yahoo My Web.
TurboTagger - Make Technorati Tags.
Bum Demon - Here's some free software that let's you enter a list of keywords, then check to see if they are available to make pages for in Squidoo and Hubpages.
Scuttle - A free php script that gives you your very own social bookmarking site.
Site Report Card - * Find Broken Links * Check For Spelling Errors * Check Meta Tags * Validate HTML Syntax * Get Page Load Time * Check the Link Popularity * Search Engine Inclusion * Check Keywords.
Server Header Checker - More important for SEO than one may think.
Xenu's Link Sleuth - "Checks Web sites for broken links. Link verification is done on "normal" links, images, frames, plug-ins, backgrounds, local image maps, style sheets, scripts and java applets. It displays a continuously updated list of URLs which you can sort by different criteria."
Web Design Tools
NVU- A FREE POWERFUL and easy to use WYSIWYG WEB PAGE editor, compare to FrontPage and Dreamweaver.
Gimp - A terrific free image/graphics program known as the "free photoshop".
VCW VicMan's Photo Editor - Now you don't have to fork out hundreds of dollars for a quality image editor. This award-winning application is freely downloadable and comes with a wide range of essential features for both novice users and professional designers. With VCW VicMan's Photo Editor you can refine your digital photos, draw artwork naturally and effortlessly, producing superb graphics for the web."
Open Source Web Design - Download free web design templates. -Some excellent "clean" open source templates.
WordPress Templates - Here's tons of free templates that can be used with Wordpress, or "regular" sites with a little modification.
Layouts 4 Free - Has a number of good web page templates for you.
Open ClipArt Library - This project aims to create an archive of user contributed clip art that can be freely used. All graphics submitted to the project should be placed into the Public Domain according to the statement by the Creative Commons.
Cool Styles - This page has lots of code to produce really cool effects and stylings using CSS.
Cheat Sheets - Here's a bunch of printable "cheat sheets for most webmaster languages, such as CSS and html.
Color Pix - And a free program to tell you the hex values of any color on your screen:
CSS School - Everything you need to know about CSS.
Color Picker - My favorite online "color picker".
Color Blender - Here is a pretty cool color blender. From the website: "Pick a color value format, input two valid CSS color values in the format you chose, and pick the number of midpoint you'd like to see. The palette will show the colors you input as well as the requested number of midpoint colors, and the values of those colors.
Hex Mixer -Quickly choose and specify web-safe colors with Hex Mixer.
I Like Your Colors - It will visit the site you like and give you the colors used on that site.
Crazy Dad Color Picker - Its an online app that lets you choose a color and then it visits Flickr.com and finds public domain photos that match the color you selected. Great for finding photos to compliment a site design.
The Psychology of Color - Here is one discussing The Psychology of Color in Marketing.
Well Styled Color Schemes - A great Tool to generate color schemes. It is extremely useful for generating color schemes and its Free.
More FREE Site Templates:
- goto the website for links on these sites
Free Online Banner and Button Generators
3d Animated Banners - Just insert your text, choose a font and colors and you have a banner/header for your site.
Cool Text - "An online graphics generator for web pages and anywhere else you might need an impressive logo without a lot of work. "
FlamingText - Offers some very cool baanner designs for you to create free banners and website headers online.
Scriptmill Comments - A simple (and free) php script that allows your site's visitors to add their comment and opinions to your pages. Another way to allow your visitors to write content for you for free.
FreeBase - A collection of GPL databases that can be used to create content for your sites.
Article Dashboard - a Free php script that allows you to accept submission of articles to build content for your sites.
Content Rover - A search engine for finding content you can use on your site.
Search Creative Commons - Full copyright applies to most stuff on the web. But this search helps you find photos, music, text, and other works whose authors want you to re-use it for some uses -- without having to pay or ask permission.
OpenSourceCMS - Try out the best forums and blogs before you install. Gives "you the opportunity to "try out" some of the best php/mysql based free and open source software systems in the world. You are welcome to be the administrator of any site here, allowing you to decide which system best suits your needs..."
Word Press - The powerful, free blog you run on your own hosting.
Simple Machines - A full featured, secure forum software, Forums are great for having your readers write SE content for you.
Wink - Here's a free screen capture program similar to Camtasia. Wink is a Tutorial and Presentation creation software, primarily aimed at creating tutorials on how to use software (like a tutor for MS-Word/Excel etc). Using Wink you can capture screenshots, add explanations boxes, buttons, titles etc and generate a highly effective tutorial for your users"
Open Office Free office suite -"OpenOffice.org is a multiplatform and multilingual office suite and an open-source project. Compatible with all other major office suites, the product is free to download, use, and distribute. " Great for creating PDFs for FREE.
Audacity - Free, open source software for recording and editing sounds. It is available for Mac OS X, Microsoft Windows, GNU/Linux, and other operating systems.
Scribus - A free alternative to Adobe Pagemaker and Quark Express. Use it to make outstanding documents for printing.
Snapfiles - A vast assortment of free software tools.
Roboform is the top-rated Password Manager and Web Form Filler that completely automates password entering and form filling.
InFormEnter (Same as ROBOFORM, but for Firefox) adds a small, clickable icon next to every input field in a web form, from where you can select the item to be inserted - no typing required. You can configure it to display your frequently used information such as name, email, address and whatever else you want to be available from the form menu.
Lupas Rename v4.2b (freeware), you can extract the titles from HTML pages and use them for the filename. WARNING: be sure to download Lupas Rename v4.2b and not v5.0 as this function has been removed from v5.0!
Folder Lock is an easy to use tool to create a password protected folder, perfect for creating backups on remote drives.
TagCloud " Essentially, TagCloud searches any number of RSS feeds you specify, extracts keywords from the content and lists them according to prevalence within the RSS feeds. Clicking on the tag's link will display a list of all the article abstracts associated with that keyword."
Stick Its - Desktop "Stickies" ... Looks like those stick notes you buy at the store. Ya know the little yellow ones...
Xml Feed Generator - How would you like to be able to spider any of your static html sites and instantly produce an RSS feed from the content on each page? No changes to your website html are neccessary, XML Feed Generator will use the content existing on your page to build a valid 2.0 RSS feed that you can use immediately to get more traffic and backlinks to your websites. "
AdSense Shield - This script hides your AdSense ads for 24 hours to prevent click fraud. It shows some other alternate ad chosen by you containing whatever you want Yahoo, Clickbank, Commission Junction / eBay / Amazon).
DDOS Deflate - IF you find your server/site is under a DDOS (denial of service) attack, try this script.