SEO + AEO tooling, free
Twelve tools we built for ourselves, opened up. Nothing behind a signup. Use them, copy them, fork them.
Schema generator
Generate Article, FAQ, LocalBusiness, Product JSON-LD in seconds.
Hreflang builder
Build a symmetric hreflang cluster with x-default in 60 seconds.
Robots.txt tester
Test which paths your robots.txt blocks.
Meta tag checker
Audit any URL's title, description, OG, canonical, hreflang in one pass.
Title & description length checker
Live pixel-width preview for SERP snippets.
Keyword difficulty estimator
Free keyword difficulty score using public Ahrefs API + SERP density.
Core Web Vitals checker
LCP, INP, CLS — pulled from CrUX for any URL.
llms.txt generator
Generate an llms.txt for your domain.
XML sitemap validator
Validate sitemap.xml structure, check hreflang annotations, find non-canonical URLs.
Rich snippet previewer
See your structured data rendered as Google would render it.
Redirect chain checker
Find redirect chains that bleed link equity.
Internal link analyser
Map your site's internal link graph.