SEO Crawler - A web-based crawler with real-time crawl feedback.
SEMRush - All-in-one Marketing Toolkit for digital marketing professionals.
DYNO Mapper - Create Sitemaps with the DYNO Mapper Visual Sitemap Generator.
Lumar - (Previously DeepCrawl) Hosted SEO spider to analyze and find problems with websites.
Scrapy - Scrapy | A Fast and Powerful Scraping and Web Crawling Framework
Website Checker Tech - WebsiteChecker.Tech is SaaS tool that detects SEO and availability issues of your website, making it easier for you to fix them.