Checkbot is described as 'Boost your SEO, speed and security: Checkbot for Chrome crawls your site to test you’re following over 50+ best practices. Test 1,000s of pages in minutes for broken links, duplicate content, invalid HTML, insecure forms, redirect chains and more' and is a SEO tool in the security & privacy category. There are more than 50 alternatives to Checkbot for a variety of platforms, including Web-based, Windows, SaaS, Mac and Linux apps. The best Checkbot alternative is Google Lighthouse, which is both free and Open Source. Other great apps like Checkbot are Screaming Frog SEO Spider, Xenu's Link Sleuth, PageSpeed Insights and SEO PowerSuite.
Lighthouse is an open-source, automated tool for improving the quality of web pages. You can run it against any web page, public or requiring authentication. It has audits for performance, accessibility, progressive web apps, SEO and more.
United States
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.
United Kingdom
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.
Germany
EU
PageSpeed Insights (PSI) reports on the performance of a page on both mobile and desktop devices, and provides suggestions on how that page may be improved.
United States
Features four integrated cross-platform desktop tools for keyword research and ranking, on-page site audits, backlink analysis, and link building. Offers automated SEO checks, multi-language support, custom reports, and competitor analysis for improved website optimization.
Belarus
ContentSwift - Free content research / optimization tool for SEO. As an alternative for Surfer, Neuronwriter, Frase, etc..
Boost your site's SEO with SEO Tracer! Crawl fast, find broken links, analyze meta tags, and optimize. Free, private and secure.
Canada
Netpeak Spider is an SEO crawler for a day-to-day SEO audit, fast issue check, comprehensive analysis, and website scraping.
Ukraine
Seomator is a tool designed by SEO/SEM professionals for SEO/SEM professionals. But at the same time it is amazing for SEO newbies as well. You can easily keep an eye on your backlinks, SERP data, keywords, search volumes, AdWords ad and positions of your competitors.
LatviaEU
Discover broken links, uncover missing page titles, duplicate content and identify other problems with our SEO crawler software.
GermanyEU
Free desktop SEO crawler - open source alternative to Screaming Frog and similar tools. Crawl websites, analyze links, extract SEO data, and export results without subscription fees.
Australia
LinkChecker is a free, GPL licensed website validator. LinkChecker checks links in web documents or full websites. Check websites and HTML documents for broken links.
