HTML Validator
HTML Validator is a Mozilla extension that adds HTML validation inside Firefox and Mozilla.
12 Alternatives To HTML Validator
Batch HTML Validator
Find out HTML errors of multiple webpages using this html validator and improve your SEO ! Use the w3c validator in batch mode on multiple webpages.
DRKSpiderJava
DRKSpider is an open source website crawler (sitemap generator) and link checker. Features:
Integrity
Feature comparison of link checkers for Mac: Integrity, Integrity Plus and Scrutiny
LinkChecker
LinkChecker is a free, GPL licensed website validator.
Meta Forensics
Meta Forensics is a website architecture, internal link and SEO analysis tool that helps identify…
Rocket Validator
Blazing fast HTML validation for large sites
SEO PowerSuite
Get all SEO tools in one pack - download free edition of SEO PowerSuite and get top 10 rankings for your site on Google and other search engines!
Screaming Frog SEO Spider
The Screaming Frog SEO Spider is a small desktop program (PC or Mac) which crawls websites’ links…
Scrutiny
Scrutiny for Mac helps you manage and improve any number of websites. Link check, search, full website spell check, XML sitemap generator, SEO audit
Total Validator
Total Validator can check your website to help ensure that it is accessible, uses valid HTML and CSS, has no broken links, and is free from spelling mistakes.
Xenu’s Link Sleuth
Xenus Link Sleuth checks Web sites for broken links.
mailmouse
HTML Email Check and Validation Tool