Traffic Travis is the best free SEO software out there today. You can use it for both on and off page analysis as well as spying on your competitors.

CrawlCenter is described as 'Powerful cloud-based on-page SEO tool' and is a SEO tool in the online services category. There are more than 50 alternatives to CrawlCenter, not only websites but also apps for a variety of platforms, including Windows, Mac, SaaS and Linux apps. The best CrawlCenter 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 KWT Spider. Other great sites and apps similar to CrawlCenter are SEO PowerSuite, SEO Tracer, Netpeak Spider and LibreCrawl.
Traffic Travis is the best free SEO software out there today. You can use it for both on and off page analysis as well as spying on your competitors.

Screpy is an AI-based web analysis tool that can analyze all pages of your websites in one dashboard and monitor them with your team. It's powered by Lighthouse and it also includes some different analysis tools (SEO, SERP, W3C, Uptime, etc).




Monitors website health and performance in real time using AI-driven tools to detect anomalies, deliver instant alerts, and offer actionable suggestions for improvement. Tracks uptime, site speed, and performance trends, requiring no code changes for setup.

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.

InterroBot combines a desktop web crawler with full-text and field searching to help you get answers to just what the heck is going on with your website.








Create Sitemaps with the DYNO Mapper Visual Sitemap Generator. You can perform a Content Audit and display your Content Inventory along side Google Analytics for an easy Content Inventory Analysis and Content Strategy.
Seo analysis of any website for its backlinks, top keywords in search, traffic analysis, ranking & worth estimations, whois data, page speed time, server response and much more all for free.


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.



