Browse free open source SEO tools and projects for Windows below. Use the toggles on the left to filter open source SEO tools by OS, license, language, programming language, and project status.
GEO-first SEO skill for Claude Code
Next SEO is a plug in that makes managing your SEO easier in Next.js
A specialized Claude Code workspace for creating long-form
Plugin to add metadata tags for search engines and social networks
World's first seo control panel for multiple websites
AEO tracking toolkit (CLI + dashboard) built for AI agents like Claude
A free, feature-rich web analyzer and exporter/cloner you will love!
Free online developer tools JSON formatter, Base64 encoder, and more
A cross-platform sitemap pnp handler written in Go.
Intelligent SEO keyword miner and predicing tool
Open Source SEO & SEM Text Creation Tools for free Article Writer
Seo Tool: AI Autoblogger for ArtikelSchreiber.com and UNAIQUE.net
AI Autoblogger for ArtikelSchreiber.com and UNAIQUE.net
Golang text generator for generate SEO texts