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.

SEOnaut is described as 'Open source SEO auditing tool that checks your website for any issues that might be affecting your search engine rankings. It crawls your site and gives you a report with a list of any problems it finds, organised by how important they are to fix' and is a SEO tool in the business & commerce category. There are more than 10 alternatives to SEOnaut for a variety of platforms, including Web-based, Windows, Mac, SaaS and Linux apps. The best SEOnaut alternative is Screaming Frog SEO Spider. It's not free, so if you're looking for a free alternative, you could try Xenu's Link Sleuth or SEO Tracer. Other great apps like SEOnaut are Netpeak Spider, Beam Us Up Crawler, LibreCrawl and Seobility.
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.

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.

Boost your site's SEO with SEO Tracer! Crawl fast, find broken links, analyze meta tags, and optimize. Free, private and secure.




Netpeak Spider is an SEO crawler for a day-to-day SEO audit, fast issue check, comprehensive analysis, and website scraping.




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

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.

Automated SEO platform providing comprehensive site auditing, on-page and technical optimization checks, keyword rank and SERP tracking, backlink profile analysis, competitor benchmarking, duplicate content detection, and actionable recommendations for all site sizes.




Pulno is a website audit tool which checks for SEO related issues and sends comprehensible tips to improve on-page SEO with page speed optimizer (CSS and image file optimization), meta tags and unique text analyzer.




SiteAnalyzer is a Web Crawler to scan the websites and check their technical and of SEO-parameters for errors and correct them effectively.




A web-based crawler with real-time crawl feedback.
Advanced, fast & flexible SEO website crawler that can help identify technical or architectural issues with any site.
LBSeoCrawler is a simple, affordable SEO crawler that audits websites, finds issues, and exports reports — with a lifetime license.




Open-Source Python Based SEO Web Crawler Free SEO Analysis Tool Made by SEOs for Digital Marketing Experts
Analyse and improve your onsite SEO Audit and identify any server issues Extract any on-page information you need.
