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鱼本鱼
2014-12-19 12:58

21 Best FREE SEO Tools for On-Page Optimization

**Keyword Research**
Developing the right list of keywords remains a staple of SEO, . Because the keyword selection has such a profound impact on the overall performance of a website, the keyword selection process shouldn't rely on a single tool.

**1 Wordstream**
[The Wordstream Free Keyword Tool](http://www.wordstream.com/free-keyword-tools) offers thousands of keyword ideas from a huge database of more than a trillion unique searches. This tool outperforms some of the paid alternatives in the market.
[attach]627[/attach]

**2 Keyword Eye Basic**
[Keyword Eye Basic](http://www.keywordeye.com/) is a visual keyword suggestion tool, that works particularly well for brainstorming sessions.

[attach]631[/attach]

**3 YouTube Keyword Tool**
Julie Joyce recently described in detail just how great the [Youtube Keyword tool](http://searchengineland.com/why-the-youtube-keyword-tool-is-so-amazing-for-link-building-173766) is for keyword research for all kinds of content, not just video.
(测试了一下,现在打不开了,网址应该是www.youtube.com/keywordtool)
[attach]630[/attach]

**4 Übersuggest**
[Ubersuggest](http://ubersuggest.org/)utilizes the "Suggest" data from Google and others. A terrific tool for developing long-tail phrases.
[attach]629[/attach]

**Content Tools**
Everyone knows by now that Panda ushered in a new era for content quality. No longer will cheap, spun, or duplicate content frequently find its way to the top of the SERPs. These tools will help you with your content development

**5 Anchor Text Over Optimization Tool**
[The Anchor Text Over Optimization Tool](https://www.removeem.com/ratios.php) outputs anchor text diversity. Words or phrases that are potentially over-optimized are highlighted for manual review.
[attach]632[/attach]

**6 Convert Word Documents to Clean HTML**
[Covert Word Documents to Clean HTML](http://word2cleanhtml.com/) is a free converter tool for documents created in Microsoft Word, Writer, and other word processing software.
[attach]634[/attach]

**7 Copyscape**
[Copyscape](http://www.copyscape.com/) is a free plagiarism checker. The software lets you enter a URL to detect duplicate content and to verify that your content is original.

[attach]633[/attach]

**Technical Tools**
Don't let the title scare you away. These are technical tools designed to be used by the non-technical among us.

**8 Xenu's Link Sleuth**
[Xeu's Link Sleuth](http://download.cnet.com/Xenu-s-Link-Sleuth/3000-10248_4-10020826.html) is a PC based spidering software that checks websites for broken links. It performs validation of text links, frames, images, local image maps, and backgrounds.
[attach]635[/attach]

**9 Robots.txt Generator**
[Robots.txt Generator](http://www.yellowpipe.com/yis/tools/robots.txt/) is a freeware utility that makes the creation of robots.txt files a breeze.

[attach]636[/attach]

**10 Robots.txt Checker**
[Robots.txt Checker](http://tool.motoricerca.info/robots-checker.phtml) is a "validator" that will analyze the syntax of a robots.txt file to verify the format is valid.
[attach]637[/attach]

**11 URI Valet**
Use the [URL Valet](http://urivalet.com/) Header Checker to view total number of objects (http requests), time to download, object details, document internal links, and external links along with verifying server headers for each.
[attach]638[/attach]

**12 Title and Description Optimization Tool**
[Title and description optimizatio tool](http://seobin.org/) gives insight as to what the top ranking competitors are using for titles and descriptions. The best competitor intelligence tool of its type.
[attach]639[/attach]

**13 Image SEO Tool**
With [Image seo tool](http://www.feedthebot.com/tools/), simply input a URL and this tool checks image name, alt attribute, and dimensions. Alerts are given if a potential problem is discovered.
[attach]640[/attach]

**14 Schema Creator**
[The Schema creator](http://schema-creator.org/) tool is the easiest way to get started creating HTML with schema.org microdata.
[attach]641[/attach]

**15 Google Snippet Preview**
The snippet that appears in Google Search is usually taken from these meta tags. [The google Snippet Optimizer](http://www.snippetoptimizer.net/) helps visualize and optimize what is displayed to searchers.
[attach]644[/attach]

**16 Structured Data Testing Tool**
[Structured Data Testing Tool](http://www.google.com/webmasters/tools/richsnippets) verifies Schema.org or any other structured data type markup.
[attach]643[/attach]

**17 XML Sitemap Generators**
[XML Sitemap Generators](http://code.google.com/p/sitemap-generators/wiki/SitemapGenerators) create "web-type" XML sitemap and URL-list files (some may also support other formats).

**18 XML Sitemap Inspector**
[XML Sitemap Ispector](http://sitemapinspector.com/) validates your sitemap (XML or gunzip), repairs errors, and pings all search engines.
[attach]645[/attach]

**19 Pingdom Website Speed Tool**
[Pingdom's Website Speed Tool](http://tools.pingdom.com/fpt/) tests the load time of a page, analyzes it, and finds bottlenecks.
[attach]646[/attach]

**20Fiddler**
[Fiddler](http://www.telerik.com/fiddler) is a web debugging tool which logs all HTTP(S) traffic between your computer and the Internet.
[attach]647[/attach]

**21 Microsoft Free SEO Toolkit**
Now that you have run each of these tools over your website, it's time to run a full blown SEO audit, complete with detailed reports. Fortunately, Microsoft has created a Free SEO Toolkit which does just that.
[attach]628[/attach]

**如果看着有用,大家意思一下啊,呵呵**
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