Visual SEO Studio!

Xenus 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 continously updated list of URLs which you can sort by different criteria. A report can be produced at any time.

The Screaming Frog SEO Spider is a small desktop program (PC or Mac) which crawls websites’ links, images, CSS, script and apps from an SEO perspective.

A web-based crawler with real-time crawl feedback.

ContentKing provides Real-time SEO Auditing and Content Change Tracking.

Discover broken links, uncover missing page titles, duplicate content and identify other problems with our SEO crawler software.

Netpeak Spider is your personal SEO crawler that helps you do a fast, comprehensive technical audit of the entire website. This tool allows you to:

DeepCrawl is the world's most comprehensive website crawler. Analyse your website architecture to understand and monitor technical issues to improve SEO performance.

Create visual HTML site maps and XML sitemaps for search engines of any web site quickly and easily. Try now - free online trial. PowerMapper is an automatic site map creation tool for information architects, usability analysts and web developers. It is used in 43 countries, by 30% of the Fortune 100, and major organizations like NASA and MIT.

Site Visualizer is a website crawling tool that visualizes a website's structure and shows a site as a set of pages and their outbound and inbound links. The crawler gathers all SEO-related parameters of every URL within a site. The data can be presented in tabular form, and also as a visual sitemap, a report, or an XML sitemap.

Seobility allows you to quickly audit and review a website from an onsite SEO perspective. You will get valuable insights to improve your search engine optimization. It is free for small websites with up to 1.000 pages

SEO Crawler makes it easy to crawl any type of website and to get the most important SEO data - title, description, keywords, site structure, missing links, broken links and more. You can crawl you own website or your competitors!

IziSEO is a simple desktop SEO spider that can crawl your web site like a search engine and quickly spot potential and critical issues with your web site, such as:- broken links;- missing images, CSS, JavaScript and form action links;- low keyword density;- external links without nofollow;- pages that load too slowly;- duplicate Titles and Meta .- pages with duplicate content.

SE Auditor is a program for analyzing web pages for search engines. It has multithreaded spider module for crawling subpages and batch audit mode for creating seo audit for many sites at once.

SEO Magnifier an online platform for the most usable SEO services for the webmasters. Paraphrasing tool, Word Counter, Article spinner, plagiarism checker are most popular services.