原载: 三七魔域
版权声明：转载请以链接的形式注明作者及原出处，并保留本版权信息，严禁一切非法复制。
From:http://www.avangate.com/articles/online-seo-tools_79.htm
A compiled list of online Search Engine Optimization tools to help you check your current web site. They are free, in most of the cases you do not need to create an account in order to access them and we use them often. Feel free to check and use them.
Please note that this is not a definitive list. If you know other great free online SEO tools not listed here, it’d be great if you could send us a notification with the URL.
Keyword research tool
Keyword research and, ultimately, keyword selection are extremely important parts of the overall SEO process. Selecting keywords relevant to your field of activity is essential. Make sure you conduct a proper in-depth keyword research before you begin placing keywords on your web site.
If you want your web site to be high ranked in search engines, then use these tools to find out the words that searchers use to get to a website like yours, and place them in the appropriate places. Nevertheless, remember that no tool is perfect. Don’t be afraid to use your intelligence and common sense.
Keyword density
These tools helps you achieve the ideal keyword density (how many times a keyword is used on a page divided by the number of words on that page) for a set of key terms. Why is it important? Because search engines use this meter in their process of qualification determining relevant websites. Read more about this topic on seochat.com 
.
Competition Analysis
Analyzing your competition is an important step in the search engine optimization process and it takes into consideration: what keywords your competition has chosen and how they use them on their website.
If you want to see who is your competition for the targeted keywords you’ve chosen then check these tools:
| 13. | Competition Tool - SEO Digger |
| 14. | Competition Analysis Tool - Seoscorecard |
| 15. | Top Competitor Tool - Webuildpages |
Search engine keyword position tool
When done correctly, search engine positioning can increase web traffic by a tremendous amount. Use these tools to check your current position of your keywords in major search engines like: Google, Yahoo, MSN:
| 16. | Search Engine Keyword Position - SEO Chat |
| 17. | Keyword Analysis Tool - Mcdar |
| 18. | SERPS Position Checker - LinkVendor |
| 19. | Website Position Tool - Rnk1 |
Browser Screen Resolution Checker
It is important to test a web site in as many ways as possible: view it in different screen resolutions, various computer platforms and different browsers. Find out how your web page looks like with the viewer’s monitor set to different screen resolutions as you want to be sure your visitor can see everything or at least the important navigation links:
| 35. | Browser Screen Resolution Checker - Markhorrell |
| 36. | Screen Size Tester - AnyBrowser |
| 37. | Screen Resolution Checker - AndyLangTon |
HTML and CSS validations
Although it’s not yet proved without doubt that W3C validation gives you better search engine rankings, it’s sure that errors in your code can cause you big problems. Converting your website pages to XHTML will help you reach more customers, as your site will work better in more browsers and non-traditional devices. Read more about this topic in our article: Does your website need W3CF Validation
In order to see if you’re CSS files or HTML code turns out to be valid use these tools:
- HTML
38. W3C Validator 39. WDG HTML Validator - Web Design Group 40. CSE HTML Validator Lite 41. Validation Services for your HTML / XHTML / WML - Validome - CSS
42. CSS Validator - Jigsaw
FireFox Extensions
| 43. | Developer ToolBar |
A toolbar designed for Firefox, Flock, Mozilla and Seamonkey, with various web developer tools.
| 44. | SEOpen |
SEOpen is an extension for Firefox to help with search engine optimization. It provides many helpful tools at the click of a mouse: Yahoo Backlinks, Pages in Yahoo Index, Google Backlinks, Google Cache, and Pages in Google index, Google Related, PageRank Check, MSN Backlinks, Pages in MSN Index, Alexa Overview, Alexa Traffic, Alexa Related.
| 45. | SEO Links Extension |
When enabled, SEO Links extension, hovering any link in FireFox (compatible width FireFox 1.0-1.5 ) will show you Yahoo, MSN, and Google link popularity and ranking data for the URL and anchor text pair.
Speed Tester
It’s important to consider how fast your pages load because users will shy away from sites they can’t navigate quickly and easily. Additionally, smaller pages are indexed by Google and other search engines easier:
| 46. | Speed Tester - LinkVendor |
| 47. | Website Speed Test - Web Hosting Top |
| 48. | Website Speed Test - Iwebtool |
| 49. | Speed test - WebSite Goodies |
| 50. | Web Page Speed Report |
Page Rank Prediction
PageRank is an algorithm used by Google to measure the relevance and importance of a web page. In order to find a way to make the difference between the million of pages on the web, Google rates each of them, gives them a “vote”. Find out more about: Google Page Rank Algorithm .
By using these tools you will get an estimation of your future page rank:
| 51. | Future PageRank - SEO Chat |
| 52. | Predict PageRank - Page Rank Prediction |
| 53. | Future PageRank |
| 54. | * Page Rank Prediction - DNLodge |
* minim 100 backlink in order to estimate future Page Rank
Check your current Page Rank:
| 55. | Visual PageRank - Iwebtool |
| 56. | Search PageRank - SEO Chat |
| 57. | Page Rank Tool |
Traffic Rankings
| 58. | Alexa Traffic |
| 59. | Awstats |
| 60. | ** Sitetracker |
| 61. | ** Histats |
| 62. | ** Google Analytics |
| 63. | Compete |
** you need to create an account
Search Engine Saturation
Search Engine Saturation refers to the number of pages a given search engine has in its index for your website domain. It is important because this kind of information tells you if the engines are finding and indexing all the pages and files on your website.
Use the tools we recommend to verify your search engine saturation levels and compare your website to competitors on a regular basis in order to see if it is climbing or falling.
It doesn’t matter what tool you choose for your research as long as you know that they are only informative and nobody can guarantee your results. Nevertheless, such tools are useful to provide you with a broad picture of the markets you decide to compete in.
Tags: seo resource, seo tools
2 comments so far
Leave a reply