Open-source Python library for SEO and SEM workflows, including crawling with Scrapy, robots.txt and sitemap parsing, SERP APIs, log file parsing and text analysis.
advertools.readthedocs.io
Browser ExtensionFreemiumFree tier
Ahrefs SEO Toolbar
Browser extension showing on-page SEO data, redirect chains and Ahrefs link and traffic metrics for pages and search results.
What it is
Browser extension showing on-page SEO data, redirect chains and Ahrefs link and traffic metrics for pages and search results.
It sits in the browser extension category, and also covers free utility. It is built by Ahrefs Pte Ltd, based in Singapore, and has been around since 2019.
The Atlas does not rank tools. No scores, no "top 10", no affiliate links. Categories are descriptive, and two tools in the same category may solve very different problems. Trial the shortlist against your own site before deciding.
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